C/2001 B2 (NEAT)
Epoch 2000 Sept. 13.0 TT = JDT 2451800.5
T 2000 Sept. 1.88124 TT Nakano
q 5.3064566 (2000.0) P Q
z -0.0005567 Peri. 304.75182 -0.87716094 -0.38946668
+/-0.0000014 Node 145.08468 -0.07884387 +0.69383835
e 1.0029542 Incl. 150.60884 -0.47367957 +0.60572605
From 511 observations 2001 Jan. 24-2003 Dec. 28, mean residual 0".69.
(1/a)org.= +0.000187, (1/a)fut.= +0.000306 (+/-0.000001), Q= 8.
Residuals in seconds of arc
2001/ 010424 704 0.4+ 0.1+ 020309 367 0.6- 0.6+
010124 608 1.2- 0.0 010424 704 0.2+ 0.1- 020309 360 0.2+ 0.2-
010124 608 (2.9- 0.2-) 010424 704 0.1+ 1.0+ 020309 360 0.3+ 0.3-
010124 608 (2.3- 0.2+) 010424 704 0.0 1.0+ 020310 241 0.1+ 0.1-
010125 808 0.1- 0.7+ 010424 704 (1.0- 2.0+) 020310 241 0.2+ 0.5-
010125 808 0.7- 1.5+ 010424 608 0.9+ 0.2+ 020310 241 0.4+ 0.1+
010125 850 1.4+ 0.0 010424 608 0.8+ 0.4+ 020310 239 0.5- 0.3-
010125 808 (0.0 2.0+) 010424 608 0.4+ 0.8+ 020310 239 1.0- 0.3+
010125 808 0.0 1.8+ 010424 046 0.0 0.1+ 020310 239 0.9- 0.3+
010125 808 (0.1+ 2.2+) 010424 046 0.6+ 0.2+ 020310 239 0.8- 0.1-
010125 850 0.7- 1.4- 010424 046 0.3+ 0.1+ 020311 367 0.6- 0.1+
010125 850 0.1- 0.1+ 010424 046 0.4+ 0.0 020311 367 0.1- 0.3-
010125 608 0.8- 1.8+ 010425 367 0.2- 0.2- 020311 367 0.4+ 0.3-
010125 608 1.0- 0.3- 010425 367 0.1+ 0.2+ 020313 704 1.9+ 0.3-
010125 608 1.1- 0.4- 010425 367 0.4+ 0.2+ 020313 644 0.7- 0.1-
010125 322 0.5- 0.6+ 010426 360 0.6- 0.3+ 020313 644 0.1+ 0.4+
010125 322 1.8- 0.6+ 010426 360 0.0 0.3+ 020313 704 0.5- 0.7+
010125 322 1.1- 0.1- 010429 844 1.1- 0.7+ 020313 704 0.0 1.4+
010126 620 0.7- 0.2- 010429 844 1.3+ 0.2- 020313 644 0.7- 0.2-
010126 844 0.2+ 0.5+ 010429 844 (2.6- 0.0 ) 020313 644 0.1+ 0.1+
010126 620 0.6- 0.7- 010512 349 0.8- 0.2+ 020313 704 0.2+ 1.9+
010126 844 (8.1- 0.6-) 010512 349 0.5- 0.5+ 020313 644 1.0- 1.2+
010126 844 (2.4- 0.4+) 010516 360 0.1- 0.3+ 020313 644 0.6- 1.8+
010126 620 0.4- 0.1- 010516 360 0.2- 0.0 020313 704 1.8- 0.5-
010126 844 1.6+ 0.0 010520 746 0.6+ 1.1+ 020315 704 0.2+ 0.5+
010126 620 1.0- 0.1- 010520 746 0.5+ 0.7+ 020315 704 0.4- 1.6+
010126 912 0.3+ 0.1+ 010520 746 0.4+ 0.1+ 020315 704 (0.2- 2.3+)
010126 912 0.7+ 0.1- 010520 746 0.1+ 1.5- 020315 704 (0.2- 2.5+)
010126 912 (2.1- 1.5+) 010520 746 0.3- 0.1+ 020315 704 (3.0- 3.3+)
010126 850 0.0 0.9- 010520 746 0.3- 0.4- 020316 241 0.9+ 1.4-
010126 850 0.5- 1.7- 010525 046 1.4+ 0.8+ 020316 241 (2.1+ 1.1+)
010127 046 0.2+ 0.1+ 010525 046 1.7+ 1.1+ 020317 367 0.4+ 1.5-
010127 046 0.2+ 0.2+ 010525 046 1.4+ 1.7+ 020317 367 0.3- 0.9-
010127 046 0.6+ 0.2- 010525 046 0.1+ 0.8+ 020317 367 0.3+ 0.4-
010127 046 0.1+ 0.2+ 010525 046 0.4+ 1.2+ 020319 170 0.4- 1.0+
010127 046 0.2- 0.2+ 010611 360 0.6- 0.2- 020322 170 1.0+ 0.1-
010127 557 0.4+ 0.4- 010611 360 0.3- 0.3- 020330 046 0.6- 0.5+
010127 557 0.2+ 0.3- 010617 320 0.4- 0.2- 020330 046 0.3- 0.2-
010127 808 0.2+ 1.5+ 010617 320 0.4- 0.3+ 020330 046 0.2- 0.5+
010127 808 0.3- 1.6+ 010617 320 0.4- 1.3+ 020330 046 0.5- 0.3+
010127 739 1.2- 0.5+ 010617 320 0.5+ 0.7- 020330 046 0.3- 0.2+
010127 739 0.5+ 0.4- 010617 320 0.7- 1.1- 020331 699 0.9+ 1.0-
010127 739 0.2- 1.1+ 010617 320 (2.7- 6.7-) 020331 699 0.6+ 0.1-
010127 734 0.4- 0.6- 010618 320 (3.7+ 7.6+) 020331 699 0.4+ 0.3-
010127 734 0.7- 0.0 010618 320 (3.8+ 6.9+) 020331 699 1.3- 0.4+
010127 734 0.6- 0.5- 011123 349 1.4+ 0.3+ 020331 232 0.4- 0.5-
010127 608 1.1- 0.8- 011123 349 0.0 0.5+ 020331 232 (2.7+ 1.0+)
010127 608 1.0- 1.0- 011123 349 0.6- 0.4- 020401 170 0.4+ 0.0
010127 608 1.2- 0.5- 011208 683 0.2+ 1.9+ 020402 367 0.4+ 1.0-
010127 428 0.2+ 0.7+ 011208 683 1.6- 0.5+ 020402 367 0.9+ 0.2-
010127 372 1.3- 0.1+ 011208 683 (4.4- 1.4+) 020402 367 0.2+ 0.5-
010127 372 0.9+ 0.8- 011209 683 0.4- 1.6+ 020403 246 0.3+ 0.2+
010127 349 1.4+ 0.9- 011209 683 0.6+ 0.5- 020403 246 0.3+ 0.1+
010127 349 1.7+ 1.6- 011209 683 1.4- 0.3- 020403 246 0.3+ 0.0
010127 349 1.5+ 0.6- 011210 349 0.5- 0.7+ 020403 246 0.3+ 0.0
010128 808 0.3- 0.5+ 011210 349 0.2- 0.9+ 020403 246 0.6+ 0.2+
010128 808 0.5- 0.2- 011210 349 0.5+ 0.4+ 020403 246 0.3+ 0.0
010128 608 0.8- 1.0- 011210 349 0.1- 1.0+ 020404 360 0.1- 0.4-
010128 608 1.9- 0.2- 011220 704 1.4+ 1.0- 020404 360 0.1+ 0.4-
010128 608 1.1- 0.3- 011220 704 1.3+ 0.6- 020405 170 0.4- 0.4+
010129 808 (0.2+ 2.4+) 011220 704 0.5- 0.2- 020406 927 1.6- 1.2+
010129 808 0.6- 0.9- 011220 704 1.0+ 0.7+ 020406 927 (4.0- 2.8+)
010129 900 0.7+ 0.2- 011220 704 (1.1- 2.0+) 020406 927 (5.4- 0.8+)
010129 900 0.4+ 0.4- 011225 213 0.2+ 0.3- 020412 608 0.8- 1.2+
010129 349 0.7+ 0.2- 011228 204 0.2- 0.7- 020412 608 1.3- 1.5+
010129 349 0.3+ 0.3- 011228 204 0.5- 0.8- 020412 608 (1.8- 2.1+)
010129 349 0.5+ 0.0 2002/ 020417 704 0.6+ 1.4-
010129 349 0.1+ 0.7- 020101 644 0.5+ 0.8- 020417 704 0.1- 0.9+
010130 608 0.6- 0.5- 020101 644 0.2+ 0.6- 020417 704 0.5- 0.3-
010130 608 0.4- 0.2- 020101 644 0.5+ 0.7- 020417 704 0.3+ 0.2+
010130 608 0.2- 0.6- 020104 349 0.9- 0.2+ 020417 704 (2.6- 1.7+)
010201 608 1.0- 1.1- 020104 349 0.4+ 0.4+ 020417 170 0.2+ 0.0
010201 608 0.7- 1.1- 020104 349 1.1- 0.3+ 020417 170 0.8- 0.1-
010201 608 1.2- 1.1- 020107 608 0.7+ 0.2- 020418 704 0.1+ 1.1-
010202 352 0.3- 0.8+ 020107 608 0.9+ 0.2+ 020418 704 0.5+ 0.5+
010202 352 0.5+ 0.0 020107 608 1.1+ 0.5+ 020418 704 0.1+ 0.2-
010202 360 0.5+ 0.4- 020111 704 0.2+ 0.3+ 020418 704 (2.0+ 0.8+)
010202 360 0.6+ 0.2- 020111 704 0.5- 0.5+ 020501 367 0.0 0.4-
010204 620 (2.3- 3.3-) 020111 704 1.8- 0.5+ 020501 367 0.6+ 0.3+
010204 620 (3.0- 2.1-) 020112 170 0.6+ 0.3- 020501 367 0.4+ 0.1+
010205 620 0.3- 0.6- 020113 704 1.0+ 0.3- 021214 360 0.2+ 0.6-
010205 620 1.5- 0.7- 020113 704 0.4- 0.5+ 021214 360 0.5+ 0.4-
010205 620 0.9+ 0.7- 020113 704 0.2- 0.6+ 021228 H43 (1.8+ 2.4+)
010205 620 0.1- 0.2+ 020113 704 0.2- 0.2- 021228 H43 0.0 1.4-
010205 355 0.7+ 0.7- 020113 704 1.9- 1.3+ 021229 A02 0.8- 0.8-
010205 355 1.4+ 0.4- 020119 704 (2.8+ 1.6-) 021229 A02 (2.0+ 1.0+)
010205 355 0.2+ 0.1+ 020119 704 1.4+ 0.8- 2003/
010210 473 0.5- 0.7+ 020119 704 1.8+ 0.5- 030103 213 (2.8+ 1.6-)
010210 473 1.4- 1.5- 020119 704 1.3+ 0.4- 030103 213 (2.4+ 2.7-)
010210 473 (0.7- 2.1-) 020119 704 0.3- 0.3+ 030103 213 (2.6+ 2.5+)
010211 473 0.3+ 0.2+ 020122 704 0.3- 0.3+ 030104 A02 (2.4+ 0.9+)
010212 322 0.0 0.1- 020122 704 0.1+ 0.4+ 030104 A02 0.4+ 0.7-
010212 322 0.4- 0.4- 020122 704 0.5+ 0.3+ 030104 A02 1.3- 0.4+
010212 322 0.4+ 0.5- 020122 704 0.4- 1.0+ 030105 699 0.4- 0.2+
010216 349 0.0 0.5+ 020122 704 (2.1- 1.8+) 030105 699 0.1- 0.1+
010216 349 0.0 0.2- 020122 352 0.2- 1.0- 030105 699 0.4+ 0.2+
010216 349 0.3- 0.1+ 020122 352 0.6- 0.6- 030105 699 0.0 0.3+
010216 349 0.1- 0.0 020122 352 0.3+ 0.5- 030107 H43 (4.1+ 11.0-)
010217 608 0.5- 0.8- 020124 360 0.2+ 0.7- 030107 360 0.2+ 0.2-
010217 608 0.3- 1.1- 020124 360 0.2- 0.9- 030107 360 0.4- 0.3-
010217 608 0.2- 0.9- 020125 170 0.6+ 0.3- 030108 H43 1.5- 0.6-
010219 808 0.2+ 0.5- 020126 644 0.6+ 0.1- 030110 H43 0.8+ 0.7+
010219 808 0.6+ 0.3- 020126 644 0.7+ 0.1+ 030110 H43 (9.3+ 0.1-)
010219 360 0.8+ 0.4- 020126 644 0.1+ 0.1+ 030111 H41 (3.2+ 0.2+)
010219 360 0.6+ 0.3- 020201 213 0.5- 0.3+ 030111 H41 (1.9+ 3.1-)
010220 608 0.1- 0.4+ 020201 213 (3.5- 1.1+) 030111 349 0.0 0.6+
010220 608 0.0 1.0+ 020201 213 (1.1- 3.9+) 030111 349 0.1+ 1.2-
010220 608 0.0 0.2- 020202 232 1.5- 0.4- 030111 349 1.2- 0.4-
010220 348 0.1- 0.3+ 020202 232 0.9- 0.8- 030124 H43 1.0+ 1.7+
010220 348 0.2+ 0.3- 020202 232 1.2- 0.8- 030124 H43 1.0+ 0.0
010222 428 0.4- 0.2- 020205 699 0.1- 1.0- 030126 204 0.1- 0.0
010222 365 0.4+ 0.6- 020205 699 0.2+ 0.1+ 030126 204 0.3- 0.4+
010222 365 1.0+ 0.2- 020205 699 0.5+ 1.2- 030126 204 0.6- 0.9+
010222 365 1.1+ 0.9- 020205 699 0.1+ 0.7- 030126 H41 (3.5+ 0.6-)
010222 349 0.1- 0.0 020205 644 0.2- 0.1+ 030126 H41 0.9- 0.4-
010222 349 0.1- 0.4+ 020205 644 0.1+ 0.1- 030127 H43 (1.7- 2.3+)
010222 349 0.2- 0.1+ 020205 644 0.2+ 0.1- 030127 H43 (5.3+ 4.6+)
010225 608 0.3- 0.4- 020207 704 1.1+ 0.6- 030131 699 0.2- 1.8-
010225 608 0.5- 0.3+ 020207 704 0.4+ 0.7+ 030131 704 0.7+ 0.1-
010225 608 0.3- 0.2+ 020207 704 0.5+ 0.4+ 030131 699 0.5- 0.1+
010226 808 0.2- 0.1+ 020207 704 0.1+ 1.0+ 030131 704 1.4+ 0.1+
010226 808 0.6+ 0.5+ 020207 704 0.4- 1.0+ 030131 699 1.3- 0.6-
010226 808 0.5- 0.5+ 020208 170 0.5+ 0.0 030131 704 0.5+ 0.3+
010226 808 0.4+ 0.4+ 020208 170 0.1- 0.4+ 030131 699 0.3+ 0.0
010311 428 0.3+ 0.0 020209 049 1.0+ 0.9- 030201 A02 0.9- 0.0
010311 428 0.2+ 0.5- 020209 049 0.5+ 0.2- 030201 A02 1.7- 0.2+
010311 428 0.2+ 0.4- 020209 049 0.3- 0.4- 030201 A02 1.0- 0.9+
010311 428 0.2+ 0.4- 020209 232 (2.2- 0.4-) 030201 H41 (0.4- 3.5-)
010313 322 0.2- 0.5- 020210 232 0.0 0.1+ 030201 H41 1.0+ 0.6+
010313 322 0.0 0.6- 020210 232 (1.3- 2.1-) 030202 A02 0.9- 1.6-
010313 322 0.1- 0.1- 020210 342 0.8+ 0.2- 030202 A02 0.7- 1.4-
010315 300 0.1+ 0.5- 020210 342 0.9+ 0.7- 030202 A02 0.3- 1.2-
010315 360 0.2+ 0.5- 020212 360 0.3+ 0.4- 030202 644 0.6+ 0.8+
010315 300 0.1+ 0.1- 020212 360 0.5+ 0.5- 030202 644 0.1- 0.8+
010315 360 0.3+ 0.2- 020212 360 0.5+ 0.3- 030202 644 0.7+ 0.7+
010315 300 0.1+ 0.2- 020213 049 0.3- 0.2+ 030202 213 0.5- 0.9+
010315 300 0.0 0.2- 020213 049 0.4- 0.2+ 030202 213 (2.5+ 3.1-)
010316 921 (2.8- 1.0+) 020214 049 0.4- 0.1- 030204 H43 (1.0- 2.3+)
010316 921 1.0- 1.5- 020216 704 0.3- 1.0+ 030204 H43 (8.1- 2.7+)
010316 921 0.5+ 1.6+ 020216 704 0.7+ 0.6+ 030204 H43 (6.1- 1.1+)
010318 349 0.8+ 0.2- 020216 704 0.7+ 0.3+ 030205 H43 (7.1+ 0.1-)
010318 349 0.3- 0.2+ 020216 704 0.6+ 0.4+ 030205 H43 0.4- 0.5+
010318 349 0.4- 0.2- 020216 367 1.0+ 0.0 030206 360 0.1+ 0.0
010318 349 0.3+ 0.3- 020216 367 0.3- 0.2+ 030206 360 0.3+ 0.2-
010319 352 0.1+ 0.3- 020216 367 0.3+ 0.8+ 030208 H41 (3.0+ 0.6-)
010319 352 1.8- 0.4- 020218 170 0.8+ 0.2+ 030208 H41 (2.7+ 0.2-)
010324 699 0.1- 0.5+ 020218 170 0.2- 0.5- 030208 118 0.5- 1.4-
010324 699 0.4+ 0.1+ 020219 322 0.4+ 0.5- 030208 118 0.4+ 0.1-
010324 608 1.0+ 1.8+ 020219 322 1.0+ 0.4- 030208 118 0.6+ 0.2+
010324 699 (1.9+ 2.2-) 020219 322 0.7+ 0.4- 030208 118 1.5+ 1.2-
010324 608 0.8+ 1.7+ 020219 349 0.5- 0.3+ 030208 118 0.5+ 0.3-
010324 608 0.9+ 1.4+ 020219 349 0.6- 0.6- 030209 A02 1.4- 0.7+
010324 699 1.7+ 1.9- 020219 349 1.1- 0.2- 030209 A02 1.4- 0.7+
010325 318 0.0 0.7+ 020219 170 0.5+ 0.5- 030209 A02 1.8+ 0.2-
010325 318 0.1- 0.5+ 020219 170 0.9- 0.6+ 030211 H43 1.4- 1.9-
010327 322 0.2+ 0.0 020220 704 0.2+ 0.1+ 030211 H43 0.5- 0.1+
010327 322 0.0 0.1- 020220 704 0.3+ 0.9+ 030212 636 0.2+ 0.5+
010327 322 0.4+ 0.1- 020220 704 0.4- 1.2+ 030212 636 0.2+ 0.4+
010330 428 0.5- 0.6+ 020220 704 0.1+ 0.9+ 030212 636 (1.0+ 2.0+)
010330 428 0.1- 0.4- 020220 704 0.6- 0.2+ 030223 H43 1.9- 1.7-
010331 921 (2.9- 5.6+) 020224 644 0.2- 0.5+ 030223 H43 (0.2- 3.7-)
010331 921 (2.8- 5.1+) 020224 644 0.0 0.5+ 030226 E04 0.1- 0.2+
010331 360 0.2+ 0.5- 020224 644 0.3+ 0.5+ 030226 E04 0.5+ 0.2+
010331 360 0.1+ 0.5- 020302 232 0.3- 1.8- 030226 E04 0.0 0.5-
010331 046 0.3+ 0.0 020302 232 0.5- 0.6- 030227 246 0.0 0.7-
010331 046 0.4+ 0.2- 020303 246 0.3+ 0.4- 030227 246 0.1- 0.3-
010331 046 0.6+ 0.0 020303 246 0.6+ 0.1- 030227 246 0.1+ 0.5-
010331 046 0.5+ 0.2- 020303 246 0.3+ 0.1+ 030227 246 0.1- 0.4-
010401 349 0.3- 0.6+ 020303 246 0.7+ 0.3- 030227 246 0.2+ 0.0
010401 349 0.6- 1.7+ 020303 246 0.3+ 0.1- 030227 246 0.1- 0.4-
010401 349 0.7+ 0.2+ 020303 246 0.0 0.2+ 030305 704 0.7+ 0.4+
010401 349 0.3+ 0.2+ 020304 703 0.4+ 1.0- 030305 704 0.4- 0.1-
010401 046 0.5+ 0.2+ 020304 703 0.8+ 0.9- 030305 704 0.6- 1.3+
010401 046 0.6+ 0.0 020304 703 0.0 0.0 030306 704 0.1- 1.8+
010401 046 0.6+ 0.3+ 020304 703 0.2+ 0.1- 030306 704 0.4- 0.8-
010401 046 0.2+ 0.3+ 020304 215 0.4+ 0.2+ 030306 704 (0.6- 2.3+)
010403 402 0.2- 0.4+ 020304 215 1.3+ 0.3+ 030306 704 0.6+ 1.5+
010403 402 0.4- 0.5+ 020304 215 0.7+ 0.6- 030306 704 1.0- 0.9+
010403 402 0.4- 0.2- 020305 699 0.4+ 0.7- 030310 699 0.5+ 0.9-
010415 428 0.3- 0.0 020305 699 0.5+ 1.1- 030310 699 0.7+ 0.6+
010415 428 0.1- 0.0 020305 699 1.3+ 1.8- 030310 699 1.4+ 0.4+
010416 921 0.0 1.3- 020305 699 1.2+ 1.2- 030310 699 0.1- 0.1-
010416 921 0.3- 0.5- 020305 644 0.6- 1.0+ 030310 H41 (3.2+ 1.5+)
010416 921 (2.0- 1.5-) 020305 644 0.0 0.7+ 030324 240 0.1+ 0.1-
010422 349 0.8- 1.5+ 020305 644 0.3- 0.7+ 030324 240 0.0 0.0
010422 349 0.6- 1.1+ 020305 611 0.3- 0.7+ 030324 240 0.5- 0.2+
010422 349 0.8- 0.8+ 020305 611 0.3+ 1.0+ 031201 360 0.6+ 0.7-
010422 349 0.2- 1.0+ 020309 349 1.8- 0.4- 031201 360 0.7- 0.1+
010422 900 0.3+ 0.6- 020309 349 1.5- 0.5+ 031201 360 0.6+ 0.5-
010422 900 0.3+ 0.4+ 020309 349 1.4- 0.4- 031228 360 0.5+ 0.5+
010422 402 0.1+ 0.3+ 020309 349 0.2- 0.1+ 031228 360 0.3- 0.2+
010422 402 0.0 0.1- 020309 367 0.0 0.1+ 031228 360 0.5- 0.8-
010422 402 0.2- 0.2+ 020309 367 0.5- 0.4+
NAKANO
**** Don't distribute anyone except personal use only ****
(C) Copyright 2004 OAA/ComputingSection
write mail from CFAD0::NAKANO on 2004-01-21 21:27:50(JST).
◎C/2001 B2の軌道と予報位置です
久万の中村彰正氏は，2003年３月24日以来，途絶えていたこの彗星を2003年
12月１日と28日に観測しました．氏の CCD全光度は，それぞれ，19.1等と18.9
等でした．
C/2001 B2 (NEAT)
Epoch 2000 Sept. 13.0 TT = JDT 2451800.5
T 2000 Sept. 1.88124 TT Nakano
q 5.3064566 (2000.0) P Q
z -0.0005567 Peri. 304.75182 -0.87716094 -0.38946668
+/-0.0000014 Node 145.08468 -0.07884387 +0.69383835
e 1.0029542 Incl. 150.60884 -0.47367957 +0.60572605
From 511 observations 2001 Jan. 24-2003 Dec. 28, mean residual 0".69.
(1/a)org.= +0.000187, (1/a)fut.= +0.000306 (+/-0.000001), Q= 8.
Date/ TT R.A.(2000) Decl. Delta r Daily motion Mag. Moon Age
h h m ｡ , , / PA ｡ m1 ｡
2004 Jan. 20 14 08 09.74 +37 00.1 9.116 10.062 8.5 / 288 18.8 161 .03
21 14 08 09.07 +37 02.7 9.123 10.068 8.5 / 288 18.8 168 .00
22 14 08 08.39 +37 05.3 9.130 10.073 8.4 / 287 18.8 161 .01
23 14 08 07.72 +37 07.8 9.137 10.078 8.4 / 287 18.8 149 .04
24 14 08 07.05 +37 10.2 9.144 10.083 8.4 / 287 18.8 136 .09
25 14 08 06.37 +37 12.6 9.152 10.089 8.3 / 286 18.8 123 .17
26 14 08 05.70 +37 14.9 9.160 10.094 8.3 / 286 18.9 110 .25
27 14 08 05.03 +37 17.2 9.168 10.099 8.3 / 286 18.9 98 .34
28 14 08 04.36 +37 19.4 9.177 10.104 8.2 / 285 18.9 85 .44
29 14 08 03.70 +37 21.6 9.186 10.110 8.2 / 285 18.9 74 .53
30 14 08 03.04 +37 23.7 9.196 10.115 8.1 / 285 18.9 62 .62
31 14 08 02.38 +37 25.7 9.206 10.120 8.1 / 284 18.9 50 .71
Feb. 1 14 08 01.72 +37 27.7 9.216 10.126 8.0 / 284 18.9 39 .79
2 14 08 01.06 +37 29.7 9.226 10.131 8.0 / 284 18.9 28 .86
3 14 08 00.41 +37 31.6 9.237 10.136 7.9 / 283 18.9 18 .92
4 14 07 59.77 +37 33.4 9.248 10.141 7.9 / 283 18.9 12 .97
5 14 07 59.12 +37 35.2 9.259 10.147 7.8 / 283 18.9 17 .99
6 14 07 58.48 +37 36.9 9.271 10.152 7.7 / 283 18.9 28 1.00
7 14 07 57.85 +37 38.6 9.283 10.157 7.7 / 282 18.9 40 .98
8 14 07 57.22 +37 40.2 9.296 10.162 7.6 / 282 18.9 52 .95
9 14 07 56.59 +37 41.7 9.308 10.168 7.5 / 282 18.9 65 .89
10 14 07 55.97 +37 43.2 9.321 10.173 7.5 / 281 18.9 79 .81
11 14 07 55.35 +37 44.7 9.334 10.178 7.4 / 281 18.9 92 .72
12 14 07 54.74 +37 46.1 9.348 10.183 7.3 / 281 18.9 106 .61
13 14 07 54.14 +37 47.4 9.362 10.189 7.2 / 280 18.9 120 .50
14 14 07 53.54 +37 48.7 9.376 10.194 7.1 / 280 18.9 134 .39
15 14 07 52.94 +37 49.9 9.390 10.199 7.1 / 280 18.9 147 .28
16 14 07 52.36 +37 51.1 9.405 10.204 7.0 / 279 19.0 160 .18
17 14 07 51.77 +37 52.2 9.420 10.210 6.9 / 279 19.0 168 .10
18 14 07 51.20 +37 53.3 9.435 10.215 6.8 / 279 19.0 163 .04
19 14 07 50.63 +37 54.3 9.451 10.220 6.7 / 278 19.0 151 .01
20 14 07 50.07 +37 55.3 9.467 10.226 6.6 / 278 19.0 138 .00
21 14 07 49.51 +37 56.2 9.483 10.231 6.5 / 278 19.0 125 .02
22 14 07 48.97 +37 57.1 9.499 10.236 6.4 / 277 19.0 112 .06
23 14 07 48.43 +37 57.9 9.515 10.241 6.3 / 277 19.0 99 .11
24 14 07 47.89 +37 58.7 9.532 10.247 6.3 / 277 19.0 86 .18
25 14 07 47.37 +37 59.4 9.549 10.252 6.2 / 276 19.0 74 .27
26 14 07 46.85 +38 00.1 9.567 10.257 6.1 / 276 19.0 62 .35
27 14 07 46.34 +38 00.7 9.584 10.262 6.0 / 276 19.0 51 .45
28 14 07 45.84 +38 01.3 9.602 10.268 5.9 / 275 19.0 39 .54
29 14 07 45.35 +38 01.9 9.620 10.273 5.8 / 275 19.0 28 .63
Mar. 1 14 07 44.86 +38 02.4 9.638 10.278 5.7 / 275 19.0 18 .72
NAKANO
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(C) Copyright 2004 OAA/ComputingSection
write mail from CFAD0::NAKANO on 2004-01-21 05:10:57(JST).
C/2001 B2 (NEAT)
Epoch 2000 Sept. 13.0 TT = JDT 2451800.5
T 2000 Sept. 1.88131 TT Nakano
q 5.3064570 (2000.0) P Q
z -0.0005567 Peri. 304.75183 -0.87716100 -0.38946652
+/-0.0000015 Node 145.08468 -0.07884372 +0.69383834
e 1.0029539 Incl. 150.60884 -0.47367947 +0.60572616
From 502 observations 2001 Jan. 24-2003 Mar. 10, mean residual 0".69.
(1/a)org.= +0.000187, (1/a)fut.= +0.000306 (+/-0.000001), Q= 8.
NAKANO
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write mail from CFAD0::NAKANO on 2003-03-20 00:36:21(JST).
C/2001 B2 (NEAT)
Epoch 2000 Sept. 13.0 TT = JDT 2451800.5
T 2000 Sept. 1.88052 TT Nakano
q 5.3064524 (2000.0) P Q
z -0.0005558 Peri. 304.75177 -0.87716034 -0.38946798
+/-0.0000018 Node 145.08471 -0.07884457 +0.69383786
e 1.0029495 Incl. 150.60881 -0.47368055 +0.60572577
From 426 observations 2001 Jan. 24-2002 Dec. 14, mean residual 0".67.
(1/a)org.= +0.000187, (1/a)fut.= +0.000306 (+/-0.000002), Q= 8.
NAKANO
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write mail from CFAD0::NAKANO on 2003-01-07 05:12:31(JST).
C/2001 B2 (NEAT)
Epoch 2000 Sept. 13.0 TT = JDT 2451800.5
T 2000 Sept. 1.88089 TT Nakano
q 5.3064545 (2000.0) P Q
z -0.0005558 Peri. 304.75183 -0.87716067 -0.38946724
+/-0.0000018 Node 145.08472 -0.07884392 +0.69383784
e 1.0029493 Incl. 150.60880 -0.47368005 +0.60572627
From 420 observations 2001 Jan. 24-2002 May 1, mean residual 0".67.
(1/a)org.= +0.000187, (1/a)fut.= +0.000306 (+/-0.000002), Q= 8.
**** Don't distribute anyone except personal use only ****
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write mail from CFAD0::NAKANO on 2002-05-23 04:49:42(JST).
◎C/2001 B2の軌道と予報位置です
５月１日の八束の安部裕史氏の観測では，彗星の CCD全光度は17.0等でした．
C/2001 B2 (NEAT)
Epoch 2000 Sept. 13.0 TT = JDT 2451800.5
T 2000 Sept. 1.88089 TT Nakano
q 5.3064545 (2000.0) P Q
z -0.0005558 Peri. 304.75183 -0.87716067 -0.38946724
+/-0.0000018 Node 145.08472 -0.07884392 +0.69383784
e 1.0029493 Incl. 150.60880 -0.47368005 +0.60572627
From 420 observations 2001 Jan. 24-2002 May 1, mean residual 0".67.
(1/a)org.= +0.000187, (1/a)fut.= +0.000306 (+/-0.000002), Q= 8.
Date/ TT R.A.(2000) Decl. Delta r Daily motion Mag. Moon Age
h h m ｡ , , / PA ｡ m1 ｡
2002 May 1 12 09 10.24 +17 29.8 6.765 6.906 4.3 / 313 16.5 143 .77
2 12 09 10.02 +17 32.7 6.788 6.911 4.1 / 313 16.6 156 .68
3 12 09 09.81 +17 35.5 6.810 6.915 4.0 / 314 16.6 169 .58
4 12 09 09.61 +17 38.2 6.833 6.920 3.8 / 315 16.6 177 .48
5 12 09 09.43 +17 40.9 6.855 6.924 3.6 / 316 16.6 166 .39
6 12 09 09.25 +17 43.6 6.878 6.929 3.5 / 317 16.6 154 .30
7 12 09 09.08 +17 46.2 6.900 6.933 3.4 / 319 16.6 142 .21
8 12 09 08.93 +17 48.7 6.923 6.938 3.2 / 320 16.6 131 .14
9 12 09 08.79 +17 51.1 6.945 6.942 3.1 / 322 16.6 119 .08
10 12 09 08.65 +17 53.5 6.968 6.947 2.9 / 323 16.6 107 .04
11 12 09 08.53 +17 55.9 6.990 6.951 2.8 / 325 16.6 94 .01
12 12 09 08.41 +17 58.2 7.013 6.956 2.7 / 327 16.7 82 .00
13 12 09 08.31 +18 00.4 7.035 6.960 2.6 / 329 16.7 70 .01
14 12 09 08.22 +18 02.6 7.057 6.965 2.4 / 331 16.7 57 .04
15 12 09 08.14 +18 04.7 7.080 6.969 2.3 / 333 16.7 44 .09
16 12 09 08.06 +18 06.8 7.102 6.974 2.2 / 336 16.7 31 .16
17 12 09 08.00 +18 08.8 7.124 6.978 2.1 / 339 16.7 17 .25
18 12 09 07.94 +18 10.8 7.146 6.983 2.0 / 342 16.7 5 .35
19 12 09 07.90 +18 12.7 7.168 6.987 1.9 / 345 16.7 11 .46
20 12 09 07.86 +18 14.6 7.190 6.992 1.9 / 348 16.7 24 .58
21 12 09 07.84 +18 16.4 7.212 6.996 1.8 / 352 16.7 39 .69
22 12 09 07.82 +18 18.2 7.233 7.001 1.7 / 356 16.7 53 .79
23 12 09 07.81 +18 19.9 7.255 7.005 1.7 / 360 16.8 68 .88
24 12 09 07.81 +18 21.6 7.277 7.010 1.6 / 4 16.8 82 .95
25 12 09 07.82 +18 23.2 7.298 7.014 1.6 / 9 16.8 97 .99
26 12 09 07.84 +18 24.8 7.320 7.019 1.6 / 13 16.8 111 1.00
27 12 09 07.86 +18 26.3 7.341 7.023 1.6 / 18 16.8 125 .99
28 12 09 07.89 +18 27.8 7.362 7.028 1.6 / 22 16.8 139 .95
29 12 09 07.94 +18 29.3 7.383 7.032 1.6 / 26 16.8 152 .89
30 12 09 07.99 +18 30.7 7.404 7.037 1.6 / 31 16.8 165 .82
31 12 09 08.04 +18 32.1 7.425 7.042 1.6 / 35 16.8 177 .73
June 1 12 09 08.11 +18 33.4 7.445 7.046 1.7 / 39 16.8 170 .64
NAKANO
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(C) Copyright 2002 OAA/ComputingSection
write mail from CFAD0::NAKANO on 2002-05-04 02:17:07(JST).
C/2001 B2 (NEAT)
Epoch 2000 Sept. 13.0 TT = JDT 2451800.5
T 2000 Sept. 1.88130 TT Nakano
q 5.3064551 (2000.0) P Q
z -0.0005551 Peri. 304.75190 -0.87716109 -0.38946629
+/-0.0000019 Node 145.08472 -0.07884314 +0.69383788
e 1.0029458 Incl. 150.60880 -0.47367940 +0.60572683
From 404 observations 2001 Jan. 24-2002 Apr. 12, mean residual 0".68.
(1/a)org.= +0.000188, (1/a)fut.= +0.000307 (+/-0.000002), Q= 8.
NAKANO
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(C) Copyright 2002 OAA/ComputingSection
write mail from CFAD0::NAKANO on 2002-04-26 05:07:08(JST).
C/2001 B2 (NEAT)
Epoch 2000 Sept. 13.0 TT = JDT 2451800.5
T 2000 Sept. 1.88003 TT Nakano
q 5.3064556 (2000.0) P Q
z -0.0005587 Peri. 304.75170 -0.87715952 -0.38946984
+/-0.0000022 Node 145.08475 -0.07884567 +0.69383724
e 1.0029647 Incl. 150.60877 -0.47368190 +0.60572530
From 378 observations 2001 Jan. 24-2002 Mar. 19, mean residual 0".68.
NAKANO
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(C) Copyright 2002 OAA/ComputingSection
write mail from CFAD0::NAKANO on 2002-03-30 03:15:31(JST).
C/2001 B2 (NEAT)
T 2000 Sept. 1.59324 TT Nakano
q 5.3050750 (2000.0) P Q
Peri. 304.74697 -0.87696819 -0.38992845
Node 145.10744 -0.07907940 +0.69359048
e 1.0 Incl. 150.59492 -0.47399709 +0.60571284
From 116 observations 2001 Jan. 24-Feb. 26.
NAKANO
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(C) Copyright 2001 OAA/ComputingSection
write mail from CFAD0::NAKANO on 2001-03-04 02:02:19(JST).
◎C/2001 B2の軌道と予報位置です
2000年に近日点を通った彗星ですが，３月のCCD全光度は16等級で観測
されています．
C/2001 B2 (NEAT)
Epoch 2000 Sept. 13.0 TT = JDT 2451800.5
T 2000 Sept. 1.88003 TT Nakano
q 5.3064556 (2000.0) P Q
z -0.0005587 Peri. 304.75170 -0.87715952 -0.38946984
+/-0.0000022 Node 145.08475 -0.07884567 +0.69383724
e 1.0029647 Incl. 150.60877 -0.47368190 +0.60572530
From 378 observations 2001 Jan. 24-2002 Mar. 19, mean residual 0".68.
Date/ TT R.A.(2000) Decl. Delta r Daily motion Mag. Moon Age
h h m ｡ , , / PA ｡ m1 ｡
2002 Mar. 20 12 09 30.16 +14 23.8 5.923 6.722 12.0 / 300 16.1 70 .34
21 12 09 29.45 +14 29.8 5.939 6.727 11.8 / 300 16.1 57 .44
22 12 09 28.75 +14 35.7 5.955 6.731 11.6 / 300 16.2 43 .54
23 12 09 28.05 +14 41.5 5.972 6.735 11.4 / 300 16.2 30 .65
24 12 09 27.37 +14 47.3 5.988 6.740 11.3 / 300 16.2 16 .75
25 12 09 26.70 +14 53.0 6.005 6.744 11.1 / 300 16.2 4 .85
26 12 09 26.04 +14 58.6 6.023 6.748 10.9 / 301 16.2 15 .92
27 12 09 25.40 +15 04.1 6.040 6.753 10.7 / 301 16.2 30 .97
28 12 09 24.76 +15 09.6 6.058 6.757 10.5 / 301 16.2 45 1.00
29 12 09 24.13 +15 15.0 6.076 6.761 10.3 / 301 16.2 61 .99
30 12 09 23.52 +15 20.3 6.094 6.766 10.1 / 301 16.2 76 .95
31 12 09 22.92 +15 25.5 6.113 6.770 10.0 / 301 16.2 91 .89
Apr. 1 12 09 22.33 +15 30.6 6.131 6.774 9.8 / 301 16.2 105 .81
2 12 09 21.75 +15 35.7 6.150 6.779 9.6 / 301 16.3 119 .72
3 12 09 21.19 +15 40.7 6.169 6.783 9.4 / 302 16.3 132 .62
4 12 09 20.63 +15 45.6 6.189 6.787 9.2 / 302 16.3 145 .51
5 12 09 20.09 +15 50.4 6.208 6.792 9.0 / 302 16.3 158 .42
6 12 09 19.56 +15 55.1 6.228 6.796 8.8 / 302 16.3 170 .32
7 12 09 19.04 +15 59.8 6.248 6.800 8.6 / 302 16.3 175 .24
8 12 09 18.53 +16 04.4 6.268 6.805 8.4 / 302 16.3 165 .16
9 12 09 18.04 +16 08.9 6.289 6.809 8.2 / 303 16.3 153 .10
10 12 09 17.56 +16 13.4 6.309 6.814 8.0 / 303 16.3 141 .05
11 12 09 17.09 +16 17.7 6.330 6.818 7.9 / 303 16.3 129 .02
12 12 09 16.63 +16 22.0 6.350 6.822 7.7 / 303 16.4 118 .00
13 12 09 16.19 +16 26.3 6.371 6.827 7.5 / 304 16.4 105 .01
14 12 09 15.76 +16 30.4 6.392 6.831 7.3 / 304 16.4 93 .03
15 12 09 15.33 +16 34.5 6.414 6.836 7.1 / 304 16.4 81 .07
16 12 09 14.93 +16 38.4 6.435 6.840 6.9 / 305 16.4 68 .13
17 12 09 14.53 +16 42.4 6.456 6.844 6.7 / 305 16.4 56 .20
18 12 09 14.15 +16 46.2 6.478 6.849 6.5 / 305 16.4 43 .29
19 12 09 13.78 +16 50.0 6.500 6.853 6.3 / 306 16.4 29 .39
20 12 09 13.42 +16 53.7 6.521 6.858 6.2 / 306 16.4 16 .50
21 12 09 13.07 +16 57.3 6.543 6.862 6.0 / 306 16.4 4 .61
22 12 09 12.73 +17 00.8 6.565 6.866 5.8 / 307 16.5 13 .72
23 12 09 12.41 +17 04.3 6.587 6.871 5.6 / 307 16.5 27 .82
24 12 09 12.10 +17 07.7 6.609 6.875 5.4 / 308 16.5 42 .90
25 12 09 11.80 +17 11.1 6.631 6.880 5.3 / 308 16.5 57 .96
26 12 09 11.51 +17 14.4 6.654 6.884 5.1 / 309 16.5 72 .99
27 12 09 11.23 +17 17.6 6.676 6.889 4.9 / 310 16.5 87 1.00
28 12 09 10.97 +17 20.7 6.698 6.893 4.8 / 310 16.5 102 .97
29 12 09 10.71 +17 23.8 6.721 6.898 4.6 / 311 16.5 116 .92
30 12 09 10.47 +17 26.8 6.743 6.902 4.4 / 312 16.5 130 .85
May 1 12 09 10.24 +17 29.8 6.765 6.906 4.3 / 313 16.5 143 .77
NAKANO
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(C) Copyright 2002 OAA/ComputingSection
write mail from CFAD0::NAKANO on 2002-03-22 05:15:53(JST).
C/2001 B2 (NEAT)
Epoch 2000 Sept. 13.0 TT = JDT 2451800.5
T 2000 Sept. 1.87746 TT Nakano
q 5.3064538 (2000.0) P Q
z -0.0005630 Peri. 304.75131 -0.87715684 -0.38947584
+/-0.0000032 Node 145.08475 -0.07885038 +0.69383669
e 1.0029875 Incl. 150.60877 -0.47368608 +0.60572206
From 311 observations 2001 Jan. 24-2002 Feb. 19, mean residual 0".68.
NAKANO
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(C) Copyright 2002 OAA/ComputingSection
write mail from CFAD0::NAKANO on 2002-02-25 23:29:25(JST).
C/2001 B2 (NEAT)
Epoch 2000 Sept. 13.0 TT = JDT 2451800.5
T 2000 Sept. 1.87889 TT Nakano
q 5.3064571 (2000.0) P Q
z -0.0005658 Peri. 304.75168 -0.87715707 -0.38947548
+/-0.0000053 Node 145.08506 -0.07884795 +0.69383374
e 1.0030024 Incl. 150.60855 -0.47368604 +0.60572568
From 234 observations 2001 Jan. 24-2001 Dec. 20, mean residual 0".69.
NAKANO
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(C) Copyright 2001 OAA/ComputingSection
write mail from CFAD0::NAKANO on 2001-12-24 03:27:27(JST).
C/2001 B2 (NEAT)
Epoch 2000 Sept. 13.0 TT = JDT 2451800.5
T 2000 Sept. 1.90090 TT Nakano
q 5.3064871 (2000.0) P Q
z -0.0005485 Peri. 304.75512 -0.87717634 -0.38943259
+/-0.0000225 Node 145.08563 -0.07881041 +0.69383222
e 1.0029105 Incl. 150.60817 -0.47365661 +0.60575498
From 217 observations 2001 Jan. 24-2001 June 17, mean residual 0".66.
NAKANO
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(C) Copyright 2001 OAA/ComputingSection
write mail from CFAD0::NAKANO on 2001-07-31 23:54:42(JST).
C/2001 B2 (NEAT)
Epoch 2000 Sept. 13.0 TT = JDT 2451800.5
T 2000 Sept. 1.88867 TT Nakano
q 5.3064035 (2000.0) P Q
z -0.0005068 Peri. 304.75543 -0.87717020 -0.38944749
+/-0.0000278 Node 145.08678 -0.07881499 +0.69382011
e 1.0026891 Incl. 150.60742 -0.47366721 +0.60575928
From 212 observations 2001 Jan. 24-2001 June 11, mean residual 0".66.
NAKANO
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(C) Copyright 2001 OAA/ComputingSection
write mail from CFAD0::NAKANO on 2001-07-03 00:46:31(JST).
C/2001 B2 (NEAT)
Epoch 2000 Sept. 13.0 TT = JDT 2451800.5
T 2000 Sept. 1.86727 TT Nakano
q 5.3063105 (2000.0) P Q
z -0.0004747 Peri. 304.75423 -0.87715571 -0.38948093
+/-0.0000313 Node 145.08765 -0.07883588 +0.69380887
e 1.0025188 Incl. 150.60684 -0.47369058 +0.60575066
From 211 observations 2001 Jan. 24-May 25, mean residual 0".66.
NAKANO
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(C) Copyright 2001 OAA/ComputingSection
write mail from CFAD0::NAKANO on 2001-06-02 22:39:55(JST).
C/2001 B2 (NEAT)
T 2000 Sept. 1.34090 TT Nakano
q 5.3047540 (2000.0) P Q
Peri. 304.71494 -0.87677383 -0.39036200
Node 145.10413 -0.07944274 +0.69358211
e 1.0 Incl. 150.59707 -0.47429579 +0.60544312
From 203 observations 2001 Jan. 24-Apr. 29.
NAKANO
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(C) Copyright 2001 OAA/ComputingSection
write mail from CFAD0::NAKANO on 2001-05-16 16:29:52(JST).
C/2001 B2 (NEAT)
T 2000 Sept. 1.11806 TT Nakano
q 5.3042784 (2000.0) P Q
Peri. 304.69017 -0.87659158 -0.39077264
Node 145.10597 -0.07975570 +0.69352740
e 1.0 Incl. 150.59583 -0.47458006 +0.60524086
From 162 observations 2001 Jan. 24-Apr. 3.
NAKANO
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write mail from CFAD0::NAKANO on 2001-04-07 01:11:26(JST).
C/2001 B2 (NEAT)
T 2000 Sept. 2.81912 TT Nakano
q 5.3071724 (2000.0) P Q
Peri. 304.88223 -0.87795147 -0.38769893
Node 145.09818 -0.07737121 +0.69387425
e 1.0 Incl. 150.60073 -0.47245626 +0.60681799
From 88 observations 2001 Jan. 24-Feb. 17.
Date/ TT R.A.(2000) Decl. Delta r Daily motion Mag. Moon Age
h h m ｡ , , / PA ｡ m1 ｡
2001 Feb. 20 18 11 38.03 -19 22.3 4.628 5.458 18.2 / 297 15.2 118 .06
21 18 11 36.89 -19 14.0 4.620 5.459 18.4 / 297 15.2 129 .02
22 18 11 35.74 -19 05.5 4.613 5.461 18.6 / 298 15.2 139 .00
23 18 11 34.58 -18 56.8 4.606 5.463 18.7 / 298 15.2 147 .00
24 18 11 33.41 -18 48.0 4.599 5.465 18.9 / 298 15.2 154 .02
25 18 11 32.25 -18 39.0 4.593 5.467 19.0 / 299 15.2 155 .06
26 18 11 31.07 -18 29.9 4.587 5.468 19.2 / 299 15.2 151 .11
27 18 11 29.89 -18 20.6 4.582 5.470 19.3 / 299 15.2 143 .18
28 18 11 28.71 -18 11.2 4.577 5.472 19.4 / 299 15.2 133 .26
Mar. 1 18 11 27.52 -18 01.6 4.572 5.474 19.5 / 300 15.2 121 .36
2 18 11 26.34 -17 51.9 4.568 5.476 19.6 / 300 15.2 109 .46
3 18 11 25.15 -17 42.0 4.564 5.477 19.7 / 300 15.2 97 .57
4 18 11 23.96 -17 32.0 4.560 5.479 19.8 / 301 15.2 84 .68
5 18 11 22.76 -17 21.9 4.557 5.481 19.9 / 301 15.2 70 .78
6 18 11 21.57 -17 11.7 4.555 5.483 20.0 / 301 15.2 57 .87
7 18 11 20.38 -17 01.3 4.553 5.485 20.1 / 301 15.2 44 .94
8 18 11 19.19 -16 50.8 4.551 5.487 20.1 / 302 15.2 33 .98
9 18 11 18.00 -16 40.2 4.550 5.488 20.2 / 302 15.2 25 1.00
10 18 11 16.81 -16 29.5 4.549 5.490 20.2 / 302 15.2 25 .98
11 18 11 15.62 -16 18.7 4.548 5.492 20.2 / 303 15.2 33 .94
12 18 11 14.44 -16 07.7 4.548 5.494 20.3 / 303 15.2 44 .88
13 18 11 13.26 -15 56.7 4.549 5.496 20.3 / 303 15.2 55 .80
14 18 11 12.08 -15 45.6 4.549 5.498 20.3 / 303 15.2 67 .71
15 18 11 10.91 -15 34.4 4.551 5.500 20.3 / 304 15.2 79 .61
16 18 11 09.74 -15 23.1 4.552 5.502 20.3 / 304 15.2 91 .51
17 18 11 08.58 -15 11.8 4.554 5.504 20.3 / 304 15.2 102 .42
18 18 11 07.42 -15 00.3 4.557 5.506 20.2 / 305 15.2 113 .32
19 18 11 06.27 -14 48.8 4.560 5.508 20.2 / 305 15.2 124 .24
20 18 11 05.13 -14 37.3 4.563 5.510 20.2 / 305 15.2 134 .16
21 18 11 04.00 -14 25.6 4.567 5.512 20.1 / 305 15.2 144 .10
22 18 11 02.87 -14 14.0 4.571 5.514 20.1 / 306 15.2 152 .05
23 18 11 01.75 -14 02.2 4.576 5.516 20.0 / 306 15.2 156 .02
24 18 11 00.64 -13 50.5 4.581 5.518 19.9 / 306 15.2 155 .00
25 18 10 59.54 -13 38.7 4.587 5.520 19.8 / 307 15.2 148 .01
26 18 10 58.45 -13 26.8 4.593 5.522 19.7 / 307 15.2 139 .03
27 18 10 57.37 -13 15.0 4.599 5.524 19.6 / 307 15.2 128 .08
28 18 10 56.30 -13 03.1 4.606 5.526 19.5 / 307 15.2 116 .14
29 18 10 55.24 -12 51.2 4.613 5.528 19.4 / 308 15.2 104 .22
30 18 10 54.20 -12 39.3 4.620 5.530 19.3 / 308 15.3 91 .32
31 18 10 53.16 -12 27.4 4.628 5.532 19.1 / 308 15.3 78 .42
Apr. 1 18 10 52.14 -12 15.6 4.637 5.534 19.0 / 309 15.3 65 .53
C/2001 B2 (NEAT)
T 2000 Sept. 20.17171 TT Nakano
q 5.3321334 (2000.0) P Q
Peri. 306.85823 -0.89102640 -0.35657589
Node 145.06227 -0.05310587 +0.69649845
e 1.0 Incl. 150.62258 -0.45083448 +0.62269057
From 69 observations 2001 Jan. 24-Feb. 2.
NAKANO
**** Don't distribute anyone except personal use only ****
(C) Copyright 2001 OAA/ComputingSection
write mail from CFAD0::NAKANO on 2001-02-06 01:56:22(JST).
◎C/2001 B2の軌道と予報位置です
関東地方の大雪がおさまった翌朝の28日に上尾の門田健一氏は，この彗星の
観測に成功しました．氏によると，コマ視直径 25"で，中央集光がある拡散状
とのことです．
なお，この彗星の軌道は，q= 1.7 AUとq= 0.5AUふきんに下と同程度の残差を
示す多重解が存在します．
C/2001 B2 (NEAT)
T 2000 Dec. 12.23590 TT Nakano
q 5.3919901 (2000.0) P Q
Peri. 316.19529 -0.93716872 -0.20668358
Node 145.02725 +0.06100650 +0.69612587
e 1.0 Incl. 150.63626 -0.34350108 +0.68752503
From 43 observations 2001 Jan. 24-27.
Date/ TT R.A.(2000) Decl. Delta r Daily motion Mag. Moon Age
h h m ｡ , , / PA ｡ m1 ｡
2001 Jan. 25 18 12 04.01 -22 01.2 4.923 5.402 12.2 / 290 14.8 125 .01
26 18 12 03.18 -21 57.1 4.907 5.403 12.5 / 290 14.8 135 .04
27 18 12 02.33 -21 52.9 4.892 5.403 12.8 / 290 14.8 144 .09
28 18 12 01.47 -21 48.5 4.876 5.403 13.0 / 290 14.8 151 .15
29 18 12 00.60 -21 43.9 4.861 5.404 13.3 / 291 14.8 155 .23
30 18 11 59.71 -21 39.2 4.845 5.404 13.6 / 291 14.8 153 .32
31 18 11 58.80 -21 34.3 4.830 5.405 13.8 / 291 14.7 146 .41
Feb. 1 18 11 57.88 -21 29.3 4.815 5.405 14.1 / 292 14.7 137 .52
2 18 11 56.94 -21 24.1 4.801 5.406 14.3 / 292 14.7 125 .62
3 18 11 55.99 -21 18.7 4.787 5.407 14.6 / 292 14.7 113 .73
4 18 11 55.03 -21 13.2 4.773 5.407 14.8 / 293 14.7 100 .82
5 18 11 54.05 -21 07.5 4.759 5.408 15.1 / 293 14.7 86 .90
6 18 11 53.05 -21 01.6 4.745 5.408 15.3 / 293 14.7 73 .96
7 18 11 52.05 -20 55.5 4.732 5.409 15.6 / 293 14.7 59 .99
8 18 11 51.03 -20 49.3 4.719 5.409 15.8 / 294 14.7 46 1.00
9 18 11 50.00 -20 43.0 4.706 5.410 16.1 / 294 14.7 34 .97
10 18 11 48.95 -20 36.4 4.694 5.411 16.3 / 294 14.7 27 .91
11 18 11 47.89 -20 29.7 4.682 5.411 16.5 / 295 14.7 26 .83
12 18 11 46.82 -20 22.8 4.670 5.412 16.8 / 295 14.7 32 .74
13 18 11 45.74 -20 15.7 4.658 5.412 17.0 / 295 14.7 41 .64
14 18 11 44.65 -20 08.5 4.647 5.413 17.2 / 295 14.7 52 .54
15 18 11 43.55 -20 01.0 4.636 5.414 17.4 / 296 14.7 63 .44
16 18 11 42.43 -19 53.5 4.626 5.414 17.6 / 296 14.7 74 .34
17 18 11 41.31 -19 45.7 4.615 5.415 17.9 / 296 14.7 85 .25
18 18 11 40.18 -19 37.8 4.606 5.416 18.1 / 297 14.7 97 .18
19 18 11 39.04 -19 29.7 4.596 5.416 18.3 / 297 14.6 108 .11
20 18 11 37.89 -19 21.4 4.587 5.417 18.4 / 297 14.6 118 .06
21 18 11 36.73 -19 12.9 4.578 5.418 18.6 / 297 14.6 129 .02
22 18 11 35.56 -19 04.3 4.570 5.419 18.8 / 298 14.6 139 .00
23 18 11 34.39 -18 55.6 4.562 5.419 19.0 / 298 14.6 147 .00
24 18 11 33.21 -18 46.6 4.554 5.420 19.1 / 298 14.6 154 .02
25 18 11 32.03 -18 37.5 4.547 5.421 19.3 / 299 14.6 155 .06
26 18 11 30.83 -18 28.2 4.540 5.422 19.4 / 299 14.6 151 .11
27 18 11 29.64 -18 18.8 4.533 5.422 19.6 / 299 14.6 143 .18
28 18 11 28.44 -18 09.3 4.527 5.423 19.7 / 299 14.6 133 .26
Mar. 1 18 11 27.24 -17 59.5 4.522 5.424 19.8 / 300 14.6 121 .36
NAKANO
**** Don't distribute anyone except personal use only ****
(C) Copyright 2001 OAA/ComputingSection
write mail from CFAD0::NAKANO on 2001-01-28 05:47:58(JST).
戻ります。