Following prediscovery observations (As shown in NK 1415) were included:
CK04D010 C2003 11 19.25191 04 08 46.03 +22 22 26.8 DMIM0f 20.4 Vc 691
CK04D010 C2003 11 19.27970 04 08 45.23 +22 22 29.1 DMIM0f 20.3 Vc 691
CK04D010 C2003 11 19.30757 04 08 44.41 +22 22 31.5 DMIM0f 20.5 Vc 691
CK04D010 C2003 12 14.28943 03 56 45.56 +22 53 56.4 DCDC1G 20.4 Vc 691
CK04D010 C2003 12 14.31623 03 56 44.82 +22 53 58.3 DCDC1G 20.2 Vc 691
CK04D010 C2003 12 14.34561 03 56 44.01 +22 54 00.6 DCDC1G 20.3 Vc 691
C/2004 D1 (NEAT)
Epoch 2006 Jan. 25.0 TT = JDT 2453760.5
T 2006 Feb. 10.79683 TT Nakano
q 4.9745740 (2000.0) P Q
z -0.0003064 Peri. 75.54045 -0.48401582 -0.60560170
+/-0.0000006 Node 62.25342 +0.21755719 -0.78244716
e 1.0015242 Incl. 45.53763 +0.84758336 -0.14499318
From 500 observations 2003 Nov. 19-2008 Aug. 16, mean residual 0".57.
(1/a)org.= +0.000232, (1/a)fut.= +0.000363 (+/-0.000001), Q= 9.
Residuals in seconds of arc
2003/ 050922 704 0.1- 1.4+ 060425 048 0.2+ 0.8-
031119 691 0.1+ 0.5- 050922 704 0.3+ 0.2- 060425 048 0.3+ 0.9-
031119 691 0.1+ 0.4- 050922 704 0.1+ 0.5+ 060428 A32 0.3- 0.1+
031119 691 0.1- 0.3- 050922 704 0.9- 1.2+ 060428 A32 0.4- 0.2-
031214 691 0.1- 0.6- 050922 704 0.2+ 1.0+ 060428 A32 0.1- 0.2-
031214 691 0.0 0.6- 050930 349 0.1- 0.5- 060429 939 0.6- 0.9+
031214 691 0.1+ 0.4- 050930 349 0.3- 0.1- 060429 939 0.0 0.2+
031222 704 1.3+ 1.1+ 050930 349 0.1- 0.4- 060429 939 0.8+ 1.0-
031222 704 1.0+ 0.4+ 051023 349 0.4- 0.1- 060504 349 0.0 0.1+
031222 704 0.4+ 0.1+ 051023 349 0.6- 0.1- 060504 349 0.1- 0.0
2004/ 051023 349 0.3- 0.3- 060504 349 0.2- 0.1-
040217 644 0.3- 0.5- 051031 215 0.2+ 0.1+ 060505 704 0.5+ 0.9+
040217 644 0.2- 0.1+ 051031 215 0.4+ 0.0 060505 704 1.1+ 0.2+
040217 644 0.0 0.1- 051103 349 0.2+ 0.2+ 060505 704 0.6+ 0.2+
040218 493 0.0 0.2- 051103 349 0.2+ 0.0 060505 704 0.6+ 0.2+
040218 493 0.4- 0.0 051103 349 0.0 0.1+ 060505 704 0.8+ 0.2-
040219 850 0.3- 0.6- 051108 349 0.4+ 0.0 060506 704 1.1+ 0.6+
040219 850 1.2- 0.2+ 051108 349 0.5+ 0.0 060506 704 0.5- 0.6+
040219 926 0.2- 1.2- 051108 349 0.3+ 0.1- 060506 704 0.4+ 0.2+
040219 926 0.2- 0.1- 051113 704 0.5+ 0.3- 060506 704 0.7+ 0.0
040219 926 0.1+ 0.1+ 051113 704 0.9+ 0.2- 060506 704 1.2- 0.0
040219 J95 0.5- 0.3+ 051113 704 0.5+ 0.2- 060506 232 (2.1- 1.7+)
040219 J95 0.1- 0.5+ 051113 704 0.4+ 0.3+ 060515 A50 0.7+ 0.6+
040219 J95 0.6+ 0.6- 051113 704 1.1+ 0.8+ 060515 A50 0.4+ 0.5-
040219 620 0.1- 0.5- 051121 704 0.4+ 0.4- 060515 A50 0.2+ 0.2-
040219 620 0.1- 0.3- 051121 704 0.3+ 0.4- 060515 A50 0.7- 0.2-
040220 246 0.6- 0.0 051121 704 0.2+ 1.0- 060515 A50 1.0- 0.2+
040220 246 0.7+ 0.2+ 051121 704 0.5+ 0.4+ 060515 A50 0.3+ 0.4-
040220 246 0.3- 0.2+ 051130 349 0.1- 0.1- 060515 A50 0.1+ 0.1-
040220 246 0.3+ 0.2+ 051130 349 0.0 0.0 060515 A50 0.0 0.7-
040220 A21 0.2+ 0.1+ 051130 349 0.3+ 0.2- 060521 232 0.0 1.3+
040220 A21 0.2+ 0.0 051209 118 0.3+ 0.5- 060521 232 0.3+ 0.8+
040220 A21 (3.8- 4.8-) 051209 118 0.7+ 0.1+ 060521 232 0.5+ 0.8+
040220 A21 0.1- 0.2+ 051209 118 0.6+ 0.4- 060527 232 0.5- 0.5-
040220 A21 0.2+ 0.0 051213 349 0.0 0.1- 060527 232 0.6- 0.2-
040220 A21 (4.7- 6.0-) 051213 349 0.0 0.2- 060527 232 0.2- 0.6+
040221 A50 0.3- 0.5- 051213 349 0.0 0.1- 060529 703 0.4- 0.3-
040221 A50 1.2+ 0.4+ 051220 704 0.3- 0.2- 060529 703 0.2+ 0.6+
040221 493 0.2- 0.2+ 051220 704 0.7+ 1.5+ 060529 703 0.2+ 1.8+
040222 J95 0.3+ 0.3- 051220 704 0.4- 1.0+ 060529 703 0.4- 0.3-
040222 J95 0.3+ 0.2- 051220 704 0.7+ 0.6+ 060603 939 0.1+ 0.4-
040223 J95 0.4+ 0.1+ 051220 704 0.1- 1.0+ 060603 939 0.2+ 0.4-
040223 J95 0.6+ 0.1- 051225 D88 0.0 0.3+ 060603 939 0.1+ 0.2+
040226 448 0.0 0.5- 051225 D88 0.7+ 0.3+ 060610 232 0.3- 0.1+
040226 448 0.6- 0.9- 051225 D88 0.6+ 0.5+ 060610 939 0.1- 0.2+
040226 448 0.1+ 0.3+ 051226 048 1.2+ 1.2- 060610 232 0.3- 0.5+
040226 926 0.3- 0.0 051226 048 1.2+ 1.4- 060610 232 0.6- 1.0+
040226 926 0.6- 0.2- 051226 048 0.4+ 0.8- 060610 939 0.3+ 0.3+
040226 926 0.4- 0.3- 051226 048 0.6+ 0.6- 060610 939 0.6+ 0.4+
040227 448 0.1+ 0.7- 051226 048 0.1+ 0.4- 060610 213 0.3- 0.0
040227 448 0.3+ 0.6- 051231 349 0.4+ 0.0 060610 213 0.1- 0.1-
040227 448 1.0+ 0.0 051231 349 0.3+ 0.4+ 060610 213 0.1- 0.0
040301 213 (0.5+ 2.3-) 2006/ 060611 118 0.0 0.2-
040301 213 (0.1- 2.0-) 060107 349 0.3+ 0.5+ 060611 118 0.9+ 0.1+
040315 204 0.1- 0.3- 060107 349 0.3+ 0.1- 060611 118 1.3+ 0.3+
040315 204 0.2+ 0.7+ 060107 349 0.1+ 0.3- 060613 J97 0.2+ 0.2-
040720 D74 1.2- 1.8+ 060108 561 0.1- 0.2- 060619 704 0.4- 1.8+
040720 D74 (1.1- 2.2+) 060108 561 0.1- 0.3- 060619 704 0.7+ 1.0+
040727 D74 (0.1+ 2.0+) 060108 561 0.2+ 0.0 060619 704 0.6+ 1.1+
040727 D74 (0.4- 2.5+) 060119 215 0.2- 0.2+ 060619 704 0.5+ 0.7+
040727 D74 (0.3- 2.5+) 060119 215 0.1- 0.2+ 060619 704 1.3+ 0.5+
040727 D74 (0.6- 2.8+) 060119 215 0.1- 0.2+ 060620 704 1.1+ 0.4+
040811 D74 0.5+ 0.2+ 060121 918 0.2- 0.2+ 060620 704 0.2+ 1.2+
040811 D74 0.6+ 0.0 060121 918 0.0 0.1- 060620 704 0.4+ 0.4-
040811 D74 0.6+ 0.3- 060121 918 0.0 0.2- 060623 704 0.0 0.3+
040819 704 1.0- 0.5- 060121 918 0.2- 0.1- 060623 704 0.3+ 0.2+
040819 704 0.8- 0.1+ 060121 918 0.2- 0.0 060623 704 0.0 1.0+
040819 704 0.9- 0.3+ 060204 130 0.1- 0.3- 060623 704 0.5+ 0.1-
040819 704 0.4- 0.1- 060204 130 0.1- 0.2- 060623 704 0.4+ 1.1+
040906 704 1.2- 0.3+ 060204 130 0.2- 0.0 060624 704 0.2- 1.4+
040906 704 0.0 0.7- 060204 130 0.2- 0.2- 060624 704 0.4+ 0.4-
040906 704 0.7- 0.5+ 060209 349 0.0 0.1- 060624 704 0.9+ 1.0+
040906 704 0.2- 0.6+ 060209 349 0.1+ 0.2- 060624 704 0.5+ 0.6+
040906 704 0.5- 0.1- 060209 349 0.2+ 0.2- 060624 704 1.0+ 0.7+
040913 704 0.1+ 0.1+ 060210 699 1.7- 0.4- 060624 704 0.3+ 0.2+
040913 704 0.3- 0.1+ 060210 699 1.5- 0.5+ 060624 704 0.0 0.1-
040913 704 0.3- 0.5- 060210 699 1.5- 0.4- 060624 704 0.7+ 0.3+
040913 704 0.2- 0.1- 060210 699 1.2- 0.2+ 060624 704 1.5+ 0.4+
040913 704 0.1- 0.2+ 060212 204 0.4- 0.2+ 060624 704 0.6+ 0.9+
040914 D74 0.2+ 0.4+ 060212 204 0.2- 0.3- 060626 704 0.0 0.7+
040914 D74 0.2+ 0.2+ 060215 699 0.8- 0.2+ 060626 704 1.3+ 1.0+
040914 D74 0.3+ 0.0 060215 699 (2.5- 0.3+) 060626 704 0.1+ 0.1-
040918 704 0.1- 0.2- 060215 699 1.7- 0.1- 060630 215 0.1+ 0.4+
040918 704 0.1- 0.1+ 060225 H06 0.3- 0.4- 060630 215 0.4+ 0.5+
040918 704 0.4- 0.1- 060225 H06 0.3- 0.3- 060630 215 0.5+ 0.6+
040918 704 0.6- 0.2+ 060225 442 0.1- 0.2+ 060702 213 1.4- 0.2+
040919 215 0.3+ 0.4- 060225 442 0.2+ 0.7+ 060702 213 1.4- 0.2+
040919 215 0.1+ 0.4- 060301 J97 0.2+ 0.2- 060702 213 (3.6- 8.1+)
040919 215 0.3- 0.3- 060303 J97 1.8- 1.3- 060703 J97 (0.5+ 2.7-)
040921 704 0.2- 0.4- 060303 939 0.0 0.3- 060708 232 0.0 0.9-
040921 704 0.1+ 0.5+ 060304 939 0.4+ 0.1+ 060708 232 0.7- 0.3-
040921 704 0.2- 0.2+ 060304 939 0.2+ 0.2+ 060708 232 1.1- 0.1+
040921 704 0.0 0.2+ 060304 349 0.1+ 1.0- 060709 J97 0.7+ 0.2+
040921 704 0.7+ 0.4+ 060304 349 0.1+ 0.9- 061201 349 0.2+ 0.6+
040922 704 1.7- 1.1+ 060304 349 0.1+ 1.0- 061201 349 0.2+ 0.7+
040922 704 0.2- 0.2+ 060305 D88 0.6- 0.3- 061202 349 0.4+ 0.2+
040922 704 0.1+ 0.1- 060305 D88 0.5- 0.3- 061202 349 0.4+ 0.3+
040922 704 0.6+ 0.1- 060305 D88 0.8- 0.7- 061228 215 1.2- 0.4+
040922 704 1.0- 0.4+ 060305 213 0.7+ 1.5+ 061229 D88 1.0- 0.1+
041019 118 0.5- 0.1- 060305 213 1.8- 0.4- 061229 D88 0.7- 1.2+
041019 118 0.0 0.2- 060306 442 0.0 0.0 2007/
041019 118 0.0 0.3- 060306 442 0.4+ 0.2- 070107 349 0.2- 0.7-
041019 118 0.0 0.3- 060306 213 0.6- 0.1- 070107 349 0.2- 0.6-
041019 118 0.3- 0.3- 060306 213 1.0+ 1.0- 070107 349 0.4- 0.9-
041023 360 0.0 0.0 060306 213 0.1- 1.5+ 070113 349 0.6- 0.3+
041023 360 0.0 0.1- 060307 A32 0.0 0.2- 070113 349 0.6- 0.3+
041105 213 0.4+ 0.9+ 060307 A32 0.1- 0.3- 070113 349 0.5- 0.0
041107 D74 0.0 0.4+ 060307 A32 0.4- 0.6- 070131 850 0.5- 0.1+
041107 D74 0.5+ 0.2- 060311 J97 0.5- 0.3+ 070131 850 0.1- 0.0
041107 D74 0.5+ 0.1- 060315 J97 0.2+ 0.2- 070203 349 0.4- 1.3+
041107 D74 0.4+ 0.0 060319 H06 0.4- 0.3+ 070203 349 0.7- 0.7+
041114 130 1.0+ 0.4- 060319 H06 0.8- 1.1- 070205 850 0.2- 0.9-
041201 349 0.1- 0.1+ 060320 D88 0.3- 0.1+ 070205 850 0.0 0.6-
041201 349 0.2- 0.2+ 060320 D88 0.3+ 0.5- 070205 850 0.5- 0.8-
041201 349 0.3- 0.1- 060320 D88 0.4+ 0.5- 070218 B30 (4.5+ 1.7+)
041211 561 0.3+ 0.0 060321 H06 0.4- 0.3+ 070218 B30 (2.3+ 4.0+)
041211 561 0.3+ 0.0 060321 H06 0.0 0.0 070226 850 0.7- 0.3+
041211 561 0.6+ 0.2- 060321 349 0.1+ 1.2- 070226 850 0.4- 0.2-
041211 360 0.1- 0.0 060321 349 0.0 1.1- 070226 850 1.0+ 0.5+
041211 360 0.0 0.0 060321 349 0.1+ 0.8- 070302 118 0.5+ 0.8-
041218 349 0.0 0.5- 060322 213 0.4+ 0.0 070302 118 0.6+ 1.3-
041218 349 0.1- 0.4- 060322 213 (2.0+ 1.1+) 070302 118 1.0+ 0.9-
041218 349 0.1- 0.3- 060322 213 0.2- 1.1+ 070302 118 0.6+ 0.4-
2005/ 060323 048 0.1+ 0.1- 070304 204 0.5+ 0.7-
050101 213 0.0 0.3- 060323 048 0.2+ 0.6- 070304 204 0.2- 0.7-
050101 213 0.2+ 0.2- 060323 048 0.1- 0.1+ 070326 D88 0.8+ 0.5-
050101 213 0.3- 0.2- 060323 048 0.2+ 0.7+ 070326 D88 0.5- 0.4-
050104 213 0.1- 0.2+ 060323 048 0.0 1.1+ 070326 D88 0.1+ 0.4-
050104 213 0.0 0.3+ 060324 H06 0.3- 0.5- 070411 B30 0.7+ 0.9-
050104 213 0.4+ 0.7+ 060324 H06 0.0 0.2- 070411 B30 0.6+ 0.6-
050104 215 0.0 0.4- 060324 442 1.8- 0.3+ 070411 B30 0.4- 0.3-
050108 204 0.1- 0.1+ 060324 442 0.2+ 0.8+ 070412 561 0.4+ 0.1+
050108 204 0.0 0.1+ 060324 232 0.1- 0.0 070412 561 0.1- 0.9-
050108 204 0.1+ 0.1+ 060324 232 0.5- 0.5- 070412 561 0.2+ 0.4-
050113 213 0.2+ 0.1+ 060324 232 1.0- 0.5- 070419 703 0.2- 0.2-
050113 213 0.4+ 0.4+ 060325 H06 0.2- 0.2+ 070419 703 1.0- 0.4-
050113 213 0.2+ 0.2+ 060325 H06 0.5- 0.4- 070419 703 0.7- 0.4-
050117 213 (2.3+ 0.1-) 060325 H06 1.0- 0.5+ 070419 703 0.7- 0.1-
050117 213 0.4+ 0.2+ 060325 H06 1.4- 0.4+ 070419 703 0.7- 0.7-
050117 213 0.0 0.4- 060325 H06 0.2+ 1.0- 070419 703 0.6- 1.0-
050122 213 0.2- 0.1+ 060326 939 0.3- 0.3+ 070419 703 1.3- 0.0
050122 213 0.1- 0.0 060326 939 0.0 0.1+ 070419 703 1.9- 0.3+
050122 213 0.0 0.0 060326 939 0.1+ 0.3- 070426 703 0.3+ 0.3+
050129 213 0.4- 0.4- 060401 232 0.4+ 0.1- 070426 703 0.0 0.7-
050129 213 0.2+ 0.4- 060401 232 1.7+ 0.3- 070426 703 1.1- 1.9-
050129 213 0.3+ 0.3- 060401 232 0.5+ 0.3- 070428 349 0.6- 0.2+
050206 360 0.1- 0.2- 060401 118 0.1+ 0.1- 070428 349 0.4- 0.1+
050206 360 0.1- 0.0 060401 118 0.0 0.1- 070428 349 0.3- 0.2+
050206 360 0.3- 0.1- 060401 118 0.1- 0.1- 070429 D88 1.2+ 0.4-
050209 132 0.4+ 0.1+ 060406 048 0.2+ 0.7+ 070429 D88 0.1- 0.3-
050209 132 0.4+ 0.5- 060406 048 0.5- 0.3- 070514 A03 1.2+ 0.1-
050209 132 1.1+ 0.0 060406 048 0.3- 0.2- 070514 A03 0.8+ 1.0-
050210 213 0.4- 0.0 060406 048 0.8- 0.6+ 070514 A03 0.8+ 0.7+
050210 213 0.0 0.2- 060406 048 0.6- 0.8+ 070519 213 0.8- 0.1-
050210 213 0.0 0.2+ 060407 048 1.1+ 0.9- 070519 213 0.4- 0.0
050217 132 1.1+ 1.0- 060407 048 0.4+ 0.1+ 070519 213 0.5- 0.1+
050217 132 0.8+ 0.6- 060407 048 0.9+ 0.3+ 070519 349 1.0- 0.5+
050217 132 0.2+ 0.6- 060407 048 0.6+ 0.5- 070519 349 0.7- 0.7+
050228 G92 0.4+ 0.1+ 060413 232 0.3- 0.1+ 070519 349 0.8- 0.7+
050228 G92 0.5+ 0.0 060413 232 0.3- 0.3+ 070525 A03 1.1- 0.9+
050228 G92 0.3+ 0.0 060413 232 0.4- 0.7+ 070525 A03 1.3+ 0.2+
050322 704 0.5+ 0.9- 060413 939 0.3- 0.1- 070525 A03 0.8+ 0.3+
050322 704 0.4- 0.5+ 060413 939 0.0 0.3- 070525 703 1.1- 1.9+
050322 704 0.8+ 0.1+ 060413 939 0.6+ 0.2- 070525 703 1.4- 1.5+
050322 704 1.1+ 0.3- 060415 939 0.3- 0.2- 070525 703 1.5- 0.7+
050401 704 0.6- 0.6+ 060415 939 0.1- 0.1- 070525 703 1.3- 0.5+
050401 704 0.1- 0.1- 060415 939 0.1- 0.2+ 070707 204 0.4+ 0.4+
050401 704 0.0 0.1+ 060420 939 0.3- 0.6+ 070804 204 0.4+ 1.0-
050401 704 0.3+ 0.4+ 060420 939 0.1- 0.1- 2008/
050401 704 0.3+ 0.4+ 060420 939 0.2- 0.4- 080331 461 0.5+ 1.0-
050912 D83 0.1+ 0.7+ 060425 349 0.4+ 0.3- 080331 461 0.1- 1.1-
050912 D83 0.0 0.1+ 060425 349 0.2+ 0.1- 080816 B37 (2.2+ 1.6-)
050916 349 0.4+ 0.7+ 060425 349 0.3+ 0.2- 080816 B37 1.9+ 1.1-
050916 349 0.2+ 0.9+ 060425 048 0.4- 1.5+ 080816 B37 1.9+ 0.3-
050916 349 0.3- 1.1+ 060425 048 0.3- 0.3-
NAKANO
**** Don't distribute anyone except personal use only ****
(C) Copyright 2009 OAA/ComputingSection
write mail from CFAD0::NAKANO on 2009-01-06 06:55:00(JST).
Following observations were included:
CK04D010 C2003 11 19.25191 04 08 46.03 +22 22 26.8 DMIM0f 20.4 Vc 691
CK04D010 C2003 11 19.27970 04 08 45.23 +22 22 29.1 DMIM0f 20.3 Vc 691
CK04D010 C2003 11 19.30757 04 08 44.41 +22 22 31.5 DMIM0f 20.5 Vc 691
CK04D010 C2003 12 14.28943 03 56 45.56 +22 53 56.4 DCDC1G 20.4 Vc 691
CK04D010 C2003 12 14.31623 03 56 44.82 +22 53 58.3 DCDC1G 20.2 Vc 691
CK04D010 C2003 12 14.34561 03 56 44.01 +22 54 00.6 DCDC1G 20.3 Vc 691
C/2004 D1 = DBIM0f = DCDC1G (NEAT)
Epoch 2006 Jan. 25.0 TT = JDT 2453760.5
T 2006 Feb. 10.79466 TT Nakano
q 4.9745859 (2000.0) P Q
z -0.0003081 Peri. 75.54017 -0.48401279 -0.60560367
+/-0.0000006 Node 62.25344 +0.21756060 -0.78244640
e 1.0015326 Incl. 45.53766 +0.84758422 -0.14498903
From 435 observations 2003 Nov. 19-2007 Jan. 31, mean residual 0".52.
(1/a)org.= +0.000235, (1/a)fut.= +0.000365 (+/-0.000001), Q= 8.
NAKANO
**** Don't distribute anyone except personal use only ****
(C) Copyright 2007 OAA/ComputingSection
write mail from CFAD0::NAKANO on 2007-02-11 07:48:26(JST).
C/2004 D1 (NEAT)
Epoch 2006 Jan. 25.0 TT = JDT 2453760.5
T 2006 Feb. 10.79261 TT Nakano
q 4.9745946 (2000.0) P Q
z -0.0003108 Peri. 75.53998 -0.48401062 -0.60560524
+/-0.0000014 Node 62.25344 +0.21756300 -0.78244571
e 1.0015460 Incl. 45.53767 +0.84758484 -0.14498623
From 198 observations 2003 Dec. 22-2005 Dec. 20, mean residual 0".45.
(1/a)org.= +0.000227, (1/a)fut.= +0.000358 (+/-0.000001), Q= 8.
NAKANO
**** Don't distribute anyone except personal use only ****
(C) Copyright 2006 OAA/ComputingSection
write mail from CFAD0::NAKANO on 2006-01-01 05:08:27(JST).
C/2004 D1 (NEAT)
Epoch 2006 Jan. 25.0 TT = JDT 2453760.5
T 2006 Feb. 10.79098 TT Nakano
q 4.9746136 (2000.0) P Q
z -0.0003113 Peri. 75.53965 -0.48400708 -0.60560809
+/-0.0000014 Node 62.25344 +0.21756755 -0.78244442
e 1.0015487 Incl. 45.53767 +0.84758569 -0.14498131
From 164 observations 2003 Dec. 22-2005 Sept. 30, mean residual 0".44.
(1/a)org.= +0.000227, (1/a)fut.= +0.000358 (+/-0.000001), Q= 8.
NAKANO
**** Don't distribute anyone except personal use only ****
(C) Copyright 2005 OAA/ComputingSection
write mail from CFAD0::NAKANO on 2005-11-03 23:34:28(JST).
C/2004 D1 (NEAT)
Epoch 2006 Jan. 25.0 TT = JDT 2453760.5
T 2006 Feb. 10.78948 TT Nakano
q 4.9745966 (2000.0) P Q
z -0.0003136 Peri. 75.53984 -0.48400958 -0.60560735
+/-0.0000043 Node 62.25339 +0.21756616 -0.78244447
e 1.0015600 Incl. 45.53759 +0.84758462 -0.14498413
From 106 observations 2003 Dec. 22-2004 Dec. 18, mean residual 0".46.
(1/a)org.= +0.000225, (1/a)fut.= +0.000355 (+/-0.000004), Q= 7.
NAKANO
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(C) Copyright 2005 OAA/ComputingSection
write mail from CFAD0::NAKANO on 2005-01-04 01:58:32(JST).
C/2004 D1 (NEAT)
Epoch 2006 Jan. 25.0 TT = JDT 2453760.5
T 2006 Feb. 10.82398 TT Nakano
q 4.9743219 (2000.0) P Q
z -0.0002872 Peri. 75.54462 -0.48404010 -0.60555248
+/-0.0000394 Node 62.25398 +0.21747287 -0.78247436
e 1.0014286 Incl. 45.53997 +0.84759113 -0.14505194
From 57 observations 2003 Dec. 22-2004 Aug. 19, mean residual 0".62.
(1/a)org.= +0.000251, (1/a)fut.= +0.000382 (+/-0.000039), Q= 6.
NAKANO
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(C) Copyright 2004 OAA/ComputingSection
write mail from CFAD0::NAKANO on 2004-09-05 02:52:38(JST).
◎C/2004 D1の軌道と予報位置です
那賀川の堀寿夫氏と前野拓氏は，７月16日に３月15日を最後に観測の途絶えて
いたこの彗星の観測に成功しました．ただし，彼らの２個の観測のどちらか（あ
るいは，両方とも）の精度が悪く，確認にはもう一夜の観測が必要です．なお，
彼らのCCD 全光度は19.3等〜19.8等でした．那賀川さん，もう一夜の観測をお願
いします．それと，位置の精度が悪いと思われる彗星の観測は，観測数をもう少
し増やした（例えば，４個〜５個）方がよろしい．
C/2004 D1 (NEAT)
Epoch 2006 Jan. 25.0 TT = JDT 2453760.5
T 2006 Feb. 11.70685 TT Nakano
q 4.9792607 (2000.0) P Q
z +0.0004142 Peri. 75.52209 -0.48380957 -0.60573325
+/-0.0000580 Node 62.25469 +0.21777574 -0.78239556
e 0.9979374 Incl. 45.53989 +0.84764499 -0.14472188
From 47 observations 2003 Dec. 22-2004 July 16, mean residual 0".50.
(1/a)org.= +0.000952, (1/a)fut.= +0.001084 (+/-0.000058), Q= 6.
Date/ TT R.A.(2000) Decl. Delta r Daily motion Mag. Moon Age
h h m ｡ , , / PA ｡ m1 ｡
2004 July 20 18 05 11.30 +33 32.9 7.315 6.566 9.9 / 64 19.5 75 .10
21 18 05 12.01 +33 37.2 7.300 6.561 9.8 / 64 19.4 87 .17
22 18 05 12.71 +33 41.6 7.285 6.557 9.8 / 64 19.4 100 .25
23 18 05 13.42 +33 45.9 7.270 6.552 9.8 / 63 19.4 113 .35
24 18 05 14.12 +33 50.3 7.255 6.547 9.7 / 63 19.4 126 .46
25 18 05 14.82 +33 54.6 7.239 6.543 9.7 / 63 19.4 139 .57
26 18 05 15.51 +33 59.0 7.224 6.538 9.7 / 63 19.4 153 .68
27 18 05 16.20 +34 03.4 7.208 6.533 9.6 / 63 19.4 166 .78
28 18 05 16.89 +34 07.8 7.192 6.529 9.6 / 62 19.4 172 .87
29 18 05 17.57 +34 12.2 7.176 6.524 9.5 / 62 19.4 161 .94
30 18 05 18.25 +34 16.7 7.160 6.519 9.5 / 62 19.4 147 .98
31 18 05 18.93 +34 21.2 7.144 6.515 9.5 / 62 19.4 133 1.00
Aug. 1 18 05 19.60 +34 25.6 7.128 6.510 9.4 / 61 19.4 118 .98
2 18 05 20.27 +34 30.1 7.111 6.506 9.4 / 61 19.4 104 .94
3 18 05 20.93 +34 34.7 7.095 6.501 9.3 / 61 19.4 91 .88
4 18 05 21.59 +34 39.2 7.078 6.496 9.3 / 61 19.3 77 .80
5 18 05 22.25 +34 43.7 7.061 6.492 9.2 / 60 19.3 64 .71
6 18 05 22.90 +34 48.3 7.044 6.487 9.2 / 60 19.3 52 .61
7 18 05 23.55 +34 52.9 7.026 6.483 9.1 / 60 19.3 40 .52
8 18 05 24.19 +34 57.5 7.009 6.478 9.1 / 59 19.3 28 .42
9 18 05 24.82 +35 02.2 6.992 6.473 9.0 / 59 19.3 18 .33
10 18 05 25.46 +35 06.8 6.974 6.469 9.0 / 59 19.3 9 .24
11 18 05 26.08 +35 11.5 6.956 6.464 8.9 / 58 19.3 11 .17
12 18 05 26.70 +35 16.2 6.939 6.460 8.9 / 58 19.3 21 .10
13 18 05 27.32 +35 20.9 6.921 6.455 8.8 / 58 19.3 32 .05
14 18 05 27.93 +35 25.6 6.903 6.451 8.8 / 57 19.3 44 .02
15 18 05 28.53 +35 30.4 6.884 6.446 8.7 / 57 19.3 56 .00
16 18 05 29.13 +35 35.2 6.866 6.441 8.7 / 56 19.3 68 .01
17 18 05 29.72 +35 40.0 6.848 6.437 8.6 / 56 19.2 80 .03
18 18 05 30.31 +35 44.8 6.829 6.432 8.6 / 55 19.2 93 .07
19 18 05 30.89 +35 49.7 6.811 6.428 8.5 / 55 19.2 106 .14
20 18 05 31.46 +35 54.6 6.792 6.423 8.4 / 54 19.2 119 .22
21 18 05 32.03 +35 59.5 6.773 6.419 8.4 / 54 19.2 132 .32
22 18 05 32.59 +36 04.4 6.755 6.414 8.3 / 54 19.2 145 .42
23 18 05 33.14 +36 09.3 6.736 6.410 8.3 / 53 19.2 158 .54
24 18 05 33.69 +36 14.3 6.717 6.405 8.2 / 52 19.2 169 .65
25 18 05 34.23 +36 19.3 6.698 6.400 8.2 / 52 19.2 168 .76
26 18 05 34.76 +36 24.3 6.679 6.396 8.1 / 51 19.2 156 .85
27 18 05 35.28 +36 29.4 6.659 6.391 8.0 / 51 19.2 142 .92
28 18 05 35.80 +36 34.5 6.640 6.387 8.0 / 50 19.2 128 .97
29 18 05 36.31 +36 39.6 6.621 6.382 7.9 / 50 19.1 114 1.00
30 18 05 36.81 +36 44.7 6.601 6.378 7.9 / 49 19.1 100 .99
31 18 05 37.30 +36 49.9 6.582 6.373 7.8 / 48 19.1 86 .96
Sept. 1 18 05 37.79 +36 55.0 6.562 6.369 7.7 / 48 19.1 73 .91
NAKANO
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(C) Copyright 2004 OAA/ComputingSection
write mail from CFAD0::NAKANO on 2004-07-20 01:43:44(JST).
C/2004 D1 (NEAT)
T 2006 Feb. 11.06701 TT Nakano
q 4.9797000 (2000.0) P Q
Peri. 75.47895 -0.48336824 -0.60618208
Node 62.24962 +0.21846163 -0.78216723
e 1.0 Incl. 45.53404 +0.84772027 -0.14407539
From 45 observations 2003 Dec. 22-2004 Mar. 15.
P/2004 DO29 (Spacewatch-LINEAR)
T 2004 Oct. 9.01287 TT Nakano
q 4.0939094 (2000.0) P Q
n 0.04844157 Peri. 41.52860 -0.97539016 +0.17561954
a 7.4528758 Node 147.84764 -0.19911679 -0.96127958
e 0.4506940 Incl. 14.50730 +0.09469181 -0.21236608
P 20.35 (+/- 3.97 day)
From 37 observations 2004 Feb. 11-Mar. 20.
NAKANO
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(C) Copyright 2004 OAA/ComputingSection
write mail from CFAD0::NAKANO on 2004-03-22 02:43:15(JST).
◎C/2004 D1の軌道と予報位置です．
YC2420を参照のこと．
C/2004 D1 (NEAT)
T 2006 Feb. 11.07097 TT Nakano
q 4.9797629 (2000.0) P Q
Peri. 75.47837 -0.48335922 -0.60618641
Node 62.24961 +0.21846710 -0.78216557
e 1.0 Incl. 45.53430 +0.84772401 -0.14406617
From 41 observations 2003 Dec. 22-2004 Feb. 27.
Date/ TT R.A.(2000) Decl. Delta r Daily motion Mag. Moon Age
h h m ｡ , , / PA ｡ m1 ｡
2004 Mar. 10 12 03 47.57 +25 30.8 7.485 7.210 5.0 / 57 19.8 155 .85
11 12 03 47.89 +25 33.5 7.496 7.205 5.2 / 57 19.8 169 .76
12 12 03 48.21 +25 36.3 7.506 7.200 5.3 / 58 19.8 175 .66
13 12 03 48.54 +25 39.1 7.517 7.195 5.4 / 58 19.8 162 .54
14 12 03 48.87 +25 41.9 7.527 7.190 5.5 / 59 19.8 148 .43
15 12 03 49.22 +25 44.8 7.537 7.185 5.6 / 59 19.8 135 .32
16 12 03 49.57 +25 47.6 7.547 7.180 5.7 / 59 19.8 121 .22
17 12 03 49.94 +25 50.5 7.557 7.175 5.8 / 60 19.8 107 .14
18 12 03 50.31 +25 53.4 7.567 7.170 5.9 / 60 19.8 93 .07
19 12 03 50.69 +25 56.3 7.577 7.165 6.0 / 61 19.8 80 .03
20 12 03 51.07 +25 59.3 7.586 7.159 6.1 / 61 19.8 67 .00
21 12 03 51.47 +26 02.2 7.596 7.154 6.2 / 61 19.8 54 .00
22 12 03 51.87 +26 05.2 7.605 7.149 6.3 / 61 19.8 42 .03
23 12 03 52.28 +26 08.2 7.614 7.144 6.4 / 62 19.8 29 .07
24 12 03 52.70 +26 11.2 7.623 7.139 6.5 / 62 19.8 17 .12
25 12 03 53.12 +26 14.3 7.632 7.134 6.6 / 62 19.8 6 .19
26 12 03 53.55 +26 17.4 7.641 7.129 6.7 / 62 19.8 8 .27
27 12 03 53.99 +26 20.4 7.649 7.124 6.8 / 63 19.8 19 .36
28 12 03 54.44 +26 23.5 7.658 7.119 6.8 / 63 19.8 31 .45
29 12 03 54.89 +26 26.7 7.666 7.114 6.9 / 63 19.8 42 .55
30 12 03 55.35 +26 29.8 7.674 7.109 7.0 / 63 19.8 54 .64
31 12 03 55.82 +26 32.9 7.682 7.104 7.1 / 63 19.8 66 .73
Apr. 1 12 03 56.29 +26 36.1 7.690 7.099 7.2 / 64 19.8 79 .82
2 12 03 56.78 +26 39.3 7.698 7.094 7.3 / 64 19.8 92 .89
3 12 03 57.26 +26 42.5 7.706 7.089 7.4 / 64 19.8 105 .95
4 12 03 57.76 +26 45.7 7.713 7.084 7.4 / 64 19.8 119 .99
5 12 03 58.26 +26 49.0 7.720 7.080 7.5 / 64 19.8 133 1.00
6 12 03 58.77 +26 52.2 7.727 7.075 7.6 / 65 19.8 147 .99
7 12 03 59.28 +26 55.5 7.734 7.070 7.7 / 65 19.8 161 .94
8 12 03 59.80 +26 58.8 7.741 7.065 7.8 / 65 19.8 174 .88
9 12 04 00.33 +27 02.1 7.747 7.060 7.8 / 65 19.8 168 .79
10 12 04 00.86 +27 05.4 7.754 7.055 7.9 / 65 19.8 155 .69
NAKANO
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(C) Copyright 2004 OAA/ComputingSection
write mail from CFAD0::NAKANO on 2004-03-10 05:24:11(JST).
戻ります。