C/2004 H6 (SWAN)
Epoch 2004 Apr. 25.0 TT = JDT 2453120.5
T 2004 May 12.68633 TT Nakano
q 0.7762444 (2000.0) P Q
z -0.0007482 Peri. 269.04504 +0.19371070 +0.73759379
+/-0.0000227 Node 317.24497 +0.59372657 -0.61303655
e 1.0005808 Incl. 107.66274 -0.78100251 -0.28309291
From 266 observations 2004 May 21-Aug. 31, mean residual 0".69.
(1/a)org.= -0.000242, (1/a)fut.= -0.000217 (+/-0.000023), Q= 6.
Residuals in seconds of arc (or two decimals in units of degrees)
2004/ 040724 130 0.1+ 0.6- 040810 233 (1.1+ 3.7-)
040429 249(0.41- 0.62-)Y 040724 A54 (6.5+ 5.0+) 040810 233 (2.3- 5.2-)
040502 249(0.31- 0.79-)Y 040724 A54 (0.1- 3.9+) 040811 170 0.3+ 0.1-
040505 249(0.68- 0.42-)Y 040725 A02 0.8+ 0.2- 040811 170 0.1- 0.2-
040508 249(0.27- 0.61-)Y 040725 A02 0.4- 0.0 040811 170 0.0 0.0
040510 249(0.48- 0.83-)Y 040725 A02 1.4+ 1.5- 040811 170 0.3+ 0.1+
040514 249(0.62- 1.17-)Y 040727 322 0.7- 0.6- 040812 372 1.5+ 0.2-
040516 D82 (0.9- 5.0-) 040727 322 0.5- 0.4- 040812 A30 0.2- 0.3-
040519 249(0.79- 0.50-)Y 040727 322 1.6- 0.4- 040812 A30 0.1- 0.7-
040521 249(0.43- 0.27-)Y 040727 372 0.3- 1.3+ 040812 J93 0.3- 0.2+
040521 247 0.8- 0.0 040727 372 1.1- 1.1+ 040812 A30 0.4+ 0.8-
040521 247 0.5- 0.5+ 040727 322 0.9- 0.2- 040812 J93 0.7+ 0.6-
040521 247 (3.0- 0.6+) 040727 322 1.5- 0.8- 040812 A30 0.2- 0.2-
040521 247 (4.5+ 0.3+) 040727 D74 0.4+ 0.3+ 040812 A30 0.4- 0.6-
040525 D87 0.0 1.1- 040727 D74 0.5+ 0.8+ 040812 J93 0.3+ 0.4+
040525 D87 1.7- 0.7+ 040728 A32 0.0 0.4- 040812 J93 0.6+ 0.0
040525 D87 0.8+ 0.9+ 040728 A32 0.5+ 0.5+ 040813 349 0.8+ 0.9-
040525 D87 0.7+ 1.2+ 040728 A32 0.2- 0.4- 040813 349 1.4+ 1.1-
040527 E13 (0.5- 2.4-) 040728 A32 0.0 0.3- 040813 349 1.1+ 0.9-
040527 E13 (1.1- 2.5-) 040728 372 1.1- 0.0 040813 204 0.5- 0.1+
040527 E13 (1.8- 2.6-) 040728 372 1.5- 0.1+ 040813 213 0.1- 1.1+
040607 D87 0.1+ 1.4- 040729 A32 0.7- 0.3+ 040813 213 0.6+ 0.8+
040607 D87 0.8+ 1.3- 040729 A32 1.0- 0.0 040813 213 0.0 0.3+
040607 D87 0.3+ 0.6- 040729 A32 0.5- 0.1- 040813 939 0.3- 0.0
040607 D87 0.6- 1.6- 040729 A32 0.4- 0.4- 040813 939 0.7- 0.4+
040607 D87 0.4- 1.1- 040731 170 0.0 1.9- 040813 939 1.0- 0.5+
040615 I05 0.0 0.3- 040731 170 0.4- 0.9- 040813 442 0.5- 0.6+
040615 I05 0.0 0.1- 040804 246 0.8+ 0.1+ 040813 442 0.2- 0.7-
040615 I05 0.0 0.4- 040804 246 0.2+ 0.4+ 040814 A30 0.5+ 0.1+
040615 I05 0.3- 0.5- 040804 246 0.7+ 0.2+ 040814 A30 0.2+ 0.4-
040615 I05 0.3- 0.1+ 040804 246 0.1- 0.3+ 040814 A30 0.4+ 0.3-
040621 D86 (3.2- 3.5-) 040804 246 0.3+ 0.3+ 040814 A30 0.0 0.4-
040621 D86 1.2+ 1.7- 040805 A30 0.4- 0.3+ 040814 204 0.5- 0.3+
040623 I05 0.2- 0.4+ 040805 A30 0.4- 0.2- 040814 A32 0.1+ 0.2-
040623 I05 0.2- 0.0 040805 A30 0.4- 0.6+ 040814 204 0.0 0.5+
040624 I05 0.5- 0.4- 040805 A30 0.6- 0.9+ 040814 A10 0.6- 0.6+
040624 I05 0.2+ 0.2+ 040805 246 0.2- 0.3+ 040814 939 0.2- 0.3-
040624 I05 0.0 0.2- 040805 246 0.1+ 0.2+ 040814 A10 0.7+ 0.6-
040626 D86 0.1+ 0.3- 040805 246 0.3- 0.4+ 040814 939 0.2+ 0.6-
040626 D86 (2.1+ 0.7-) 040805 246 0.1+ 0.1+ 040814 939 0.6+ 0.9-
040626 D86 (3.2- 3.6-) 040805 046 0.6- 0.5- 040815 235 1.4- 0.9+
040630 360 0.1+ 0.1+ 040805 046 1.1- 0.1+ 040815 J78 (1.1+ 2.4-)
040630 360 0.1+ 0.2+ 040805 046 0.7- 0.1+ 040815 J78 0.8+ 0.2+
040630 360 0.1- 0.3+ 040805 046 0.4- 0.3+ 040815 J78 0.4+ 0.8-
040701 349 0.3- 0.0 040805 046 0.5- 0.5- 040815 213 0.0 0.2+
040701 349 0.2- 0.0 040805 046 0.5- 0.3- 040815 213 0.3+ 0.5+
040701 349 0.1- 0.0 040806 J93 1.2+ 0.7+ 040815 213 0.5+ 0.7+
040702 349 0.3- 0.7- 040806 J93 0.2+ 0.1+ 040816 A46 0.5- 0.3+
040702 349 0.3- 0.8- 040806 J93 (1.9+ 2.6+) 040816 A46 1.2- 0.6+
040702 349 0.2- 0.8- 040806 J93 (1.2- 3.5+) 040816 A46 1.0- 1.4-
040706 349 0.1+ 0.0 040806 213 1.9- 1.1+ 040816 A46 1.6- 0.8-
040706 349 0.1- 0.5+ 040806 213 (3.3- 0.8+) 040816 A46 0.3- 0.0
040706 349 0.4- 0.4- 040807 A54 0.6+ 0.3- 040816 A46 0.2- 0.1-
040710 213 0.8+ 0.2- 040807 D86 (0.5+ 3.3-) 040816 360 0.2- 0.1-
040710 213 (2.9+ 0.1+) 040807 D86 (2.0+ 4.5-) 040816 360 0.1+ 0.1+
040710 213 0.3+ 0.2- 040807 D86 (6.2- 1.6-) 040816 939 1.2- 1.1-
040714 D74 1.7+ 1.0+ 040807 213 0.9- 0.5+ 040816 939 0.0 0.8-
040714 D74 1.2+ 0.4+ 040807 213 0.4+ 0.7+ 040816 939 1.1+ 0.5-
040715 372 0.8- 0.6+ 040807 160 0.7+ 0.3+ 040816 057 1.4- 0.3-
040715 372 0.0 0.5+ 040807 160 0.8- 1.0+ 040816 057 0.9- 0.5-
040716 704 (2.0+ 8.4-) 040807 160 1.2+ 0.0 040816 057 1.9- 0.9+
040716 704 (5.3- 2.4-) 040807 160 0.8- 0.5+ 040816 057 1.8- 0.8+
040716 704 (2.5- 3.0-) 040807 J93 0.3+ 0.9- 040816 057 (3.3- 0.3-)
040716 704 (3.2- 1.3-) 040807 J93 1.1+ 1.4- 040816 057 1.5- 0.6+
040716 704 (2.6- 0.4-) 040807 160 0.5- 0.6- 040816 106 0.4+ 0.3-
040716 D74 1.3+ 0.1+ 040807 J93 0.3+ 0.6- 040816 106 1.3+ 0.9-
040716 D74 1.7+ 0.4+ 040807 J93 1.3+ 1.0- 040817 106 0.8+ 0.4-
040717 215 0.1- 0.1+ 040807 J93 0.5+ 0.1- 040817 213 1.4+ 0.2-
040717 215 0.5+ 0.4- 040808 A02 0.2+ 1.6- 040817 213 0.0 0.2+
040717 215 0.7+ 0.3- 040808 A02 1.3- 0.3+ 040817 213 0.8+ 0.2+
040717 A18 1.6- 0.3- 040808 A02 (2.9- 0.4+) 040817 A10 (2.7+ 1.2-)
040718 048 0.0 1.9+ 040808 442 (2.3+ 1.2+) 040817 A10 1.8+ 0.8-
040718 048 0.3+ 1.8+ 040808 046 0.2- 0.7+ 040817 A10 (2.6+ 0.6-)
040718 048 0.4- 1.5+ 040808 046 0.4- 0.0 040818 A02 (3.4+ 0.8-)
040718 048 0.9- 1.2+ 040808 046 0.4- 0.3+ 040818 A02 1.9- 0.2+
040718 048 0.5- 0.9+ 040808 046 0.1+ 0.4- 040818 A02 (3.1+ 0.6-)
040719 349 0.8+ 0.3- 040808 620 0.2+ 0.2+ 040818 A02 (4.0+ 2.0+)
040719 349 0.7+ 0.4- 040808 620 0.1+ 0.1- 040818 A02 (2.6+ 0.5+)
040719 349 0.0 0.2+ 040808 620 0.0 0.2+ 040819 J93 0.2+ 0.9-
040719 349 0.1- 0.3+ 040808 A32 0.3+ 0.4+ 040819 J93 1.5+ 0.9-
040720 372 0.6- 0.2+ 040808 A32 0.3+ 0.1+ 040819 J93 1.5- 0.6+
040720 379 0.6+ 0.1- 040808 A32 0.2- 0.3+ 040819 A30 0.1- 0.7+
040720 379 0.7+ 0.3+ 040808 A32 0.0 0.1+ 040819 A30 0.1- 0.2+
040720 379 0.4- 0.0 040809 A33 0.3- 0.1- 040819 J78 0.7+ 0.2-
040721 379 (1.1- 2.4-) 040809 A33 0.1- 0.1- 040819 A32 0.6+ 1.0-
040721 379 1.2- 1.5- 040809 D74 0.9+ 0.4+ 040819 A32 1.2+ 0.8-
040721 048 0.2- 0.1+ 040809 D74 0.2- 0.7+ 040819 A32 0.2- 0.3+
040722 048 0.1+ 0.1- 040809 D74 1.1+ 0.4+ 040819 A18 1.4+ 1.0-
040722 048 0.4- 0.1+ 040809 170 0.2+ 0.3+ 040820 704 (2.2+ 1.0-)
040722 048 0.4+ 0.1- 040809 170 1.5- 0.7+ 040820 704 (2.7+ 0.9-)
040722 048 0.4+ 0.5- 040809 A32 0.8+ 0.1+ 040820 704 0.0 0.7-
040723 A32 0.3- 0.8+ 040809 A32 0.3+ 0.4- 040820 704 (3.4+ 0.0 )
040723 A32 0.1+ 0.8+ 040809 A32 0.4+ 0.4+ 040820 704 0.4- 0.2+
040723 A32 0.2+ 1.1+ 040809 A32 0.0 0.0 040821 A02 (2.7+ 0.0 )
040723 A32 1.1- 0.1+ 040810 046 0.3+ 0.5+ 040821 A02 (3.2+ 0.7-)
040723 A32 (2.1+ 0.0 ) 040810 046 0.0 0.7+ 040821 A02 (3.5+ 0.2-)
040723 379 0.5+ 0.4- 040810 046 0.2+ 0.2+ 040822 104 0.4+ 0.5-
040723 379 1.5+ 1.1+ 040810 046 0.3+ 0.3+ 040822 104 0.2+ 0.8-
040724 939 0.5+ 0.3+ 040810 046 0.2+ 0.1- 040822 104 0.3- 0.5-
040724 213 1.9+ 0.4+ 040810 046 0.3- 0.6+ 040822 A32 0.3+ 0.2-
040724 213 1.4+ 1.2- 040810 A33 0.1+ 0.4+ 040823 I05 0.2+ 0.8+
040724 213 1.8- 0.4+ 040810 A33 0.2+ 0.3+ 040823 I05 0.3- 0.3+
040724 939 1.2+ 0.5+ 040810 A30 0.6+ 0.7- 040828 204 0.0 1.4-
040724 461 0.0 0.7+ 040810 A30 0.8- 0.3- 040831 415 0.4- 0.4+
040724 461 1.5+ 0.1- 040810 A30 0.8- 1.1+ 040831 415 1.6+ 0.6+
040724 130 0.4+ 0.5- 040810 A30 (2.3- 1.3+) 040831 415 0.1+ 0.3-
040724 130 0.7+ 0.1+ 040810 233 (5.2+ 5.9-)
NAKANO
**** Don't distribute anyone except personal use only ****
(C) Copyright 2005 OAA/ComputingSection
write mail from CFAD0::NAKANO on 2005-02-04 04:54:38(JST).
C/2004 H6 (SWAN)
Epoch 2004 Apr. 25.0 TT = JDT 2453120.5
T 2004 May 12.68630 TT Nakano
q 0.7762439 (2000.0) P Q
z -0.0007466 Peri. 269.04498 +0.19370973 +0.73759394
+/-0.0000226 Node 317.24496 +0.59372702 -0.61303597
e 1.0005796 Incl. 107.66272 -0.78100241 -0.28309375
From 254 observations 2004 May 21-Aug. 22, mean residual 0".69.
(1/a)org.= -0.000241, (1/a)fut.= -0.000216 (+/-0.000023), Q= 6.
NAKANO
**** Don't distribute anyone except personal use only ****
(C) Copyright 2004 OAA/ComputingSection
write mail from CFAD0::NAKANO on 2004-09-05 02:52:38(JST).
C/2004 H6 (SWAN)
Epoch 2004 Apr. 25.0 TT = JDT 2453120.5
T 2004 May 12.68529 TT Nakano
q 0.7762240 (2000.0) P Q
z -0.0006955 Peri. 269.04280 +0.19367161 +0.73759949
+/-0.0000326 Node 317.24482 +0.59374136 -0.61301517
e 1.0005399 Incl. 107.66178 -0.78100096 -0.28312434
From 87 observations 2004 May 21-July 31, mean residual 0".74.
(1/a)org.= -0.000189, (1/a)fut.= -0.000165 (+/-0.000033), Q= 5.
**** Don't distribute anyone except personal use only ****
(C) Copyright 2004 OAA/ComputingSection
write mail from CFAD0::NAKANO on 2004-08-04 23:10:27(JST).
---------------------------------------------------------------------------
Syuichi Nakano, P. O. Box No. 32, Sumoto, Hyogo-Ken, 656-8691 Japan
An Associate of the Minor Planet Center snakano@cfa.harvard.edu
http://www.oaa.gr.jp/ 08-04-2004, 23:27:51 +09:00 (JST)
OS/2 and Digital UNIX in Operating Systems
**** Please reply ONLY to nakano@oaa.gr.jp ****
◎C/2004 H6の軌道と予報位置です
那賀川の堀寿夫氏と前野拓氏から７月14日と７月16日の観測の報告があり
ました．彼らの CCD全光度は，16日に12.8等でした．彗星は，７月中旬に，
９等級で眼視観測されています．観測期間が短く定かではありませんが，彗
星の過去・未来軌道とも，かなり大きい−（マイナス）を示します．軌道の
精度が向上すれば，より小さく，あるいは，＋（プラス）に転じるのでしょ
うか．
C/2004 H6 (SWAN)
Epoch 2004 Apr. 25.0 TT = JDT 2453120.5
T 2004 May 12.68522 TT Nakano
q 0.7762273 (2000.0) P Q
z -0.0006928 Peri. 269.04299 +0.19367043 +0.73760058
+/-0.0000453 Node 317.24497 +0.59373739 -0.61301539
e 1.0005378 Incl. 107.66151 -0.78100428 -0.28312103
From 44 observations 2004 May 21-July 17, mean residual 0".71.
(1/a)org.= -0.000187, (1/a)fut.= -0.000162 (+/-0.000045), Q= 5.
Residuals in seconds of arc
2004/ 040615 I05 0.3+ 0.5+ 040701 349 0.2- 0.2+
040516 D82 (0.7- 4.6-) 040615 I05 0.3+ 0.2+ 040702 349 0.4- 0.5-
040521 247 0.5- 0.6+ 040615 I05 0.0 0.0 040702 349 0.5- 0.6-
040521 247 0.2- 1.0+ 040615 I05 0.0 0.7+ 040702 349 0.4- 0.6-
040521 247 (2.7- 1.1+) 040621 D86 (3.0- 3.0-) 040710 213 0.2+ 0.2-
040521 247 (4.7+ 0.8+) 040621 D86 1.4+ 1.2- 040710 213 (2.4+ 0.1+)
040525 D87 0.3+ 0.5- 040623 I05 0.1- 0.8+ 040710 213 0.2- 0.2-
040525 D87 1.4- 1.3+ 040623 I05 0.0 0.5+ 040714 D74 0.9+ 0.9+
040525 D87 1.1+ 1.5+ 040624 I05 0.4- 0.0 040714 D74 0.4+ 0.2+
040525 D87 1.1+ 1.8+ 040624 I05 0.3+ 0.6+ 040716 704 (1.1+ 8.6-)
040527 E13 0.2- 1.8- 040624 I05 0.1+ 0.2+ 040716 704 (6.2- 2.6-)
040527 E13 0.7- 1.9- 040626 D86 0.1+ 0.0 040716 704 (3.4- 3.2-)
040527 E13 1.5- 2.0- 040626 D86 (2.2+ 0.3-) 040716 704 (4.1- 1.5-)
040607 D87 0.5+ 0.8- 040626 D86 (3.2- 3.3-) 040716 704 (3.5- 0.6-)
040607 D87 1.1+ 0.6- 040630 360 0.0 0.4+ 040716 D74 0.4+ 0.1-
040607 D87 0.7+ 0.0 040630 360 0.0 0.5+ 040716 D74 0.8+ 0.2+
040607 D87 0.2- 0.9- 040630 360 0.2- 0.5+ 040717 215 1.0- 0.1-
040607 D87 0.1- 0.5- 040701 349 0.5- 0.2+ 040717 215 0.5- 0.6-
040615 I05 0.3+ 0.3+ 040701 349 0.4- 0.3+ 040717 215 0.3- 0.5-
Date/ TT R.A.(2000) Decl. Delta r Daily motion Mag. Moon Age
h h m ｡ , , / PA ｡ m1 ｡
2004 July 20 18 23 48.47 -11 18.0 0.631 1.471 137.6 / 275 8.2 162 .10
21 18 23 39.15 -11 05.2 0.625 1.485 140.7 / 275 8.2 175 .17
22 18 23 29.65 -10 51.3 0.621 1.499 143.2 / 276 8.2 168 .25
23 18 23 19.99 -10 36.3 0.618 1.513 145.2 / 276 8.3 153 .35
24 18 23 10.20 -10 20.3 0.615 1.527 146.7 / 276 8.3 137 .46
25 18 23 00.33 -10 03.3 0.614 1.540 147.5 / 277 8.3 122 .57
26 18 22 50.43 -09 45.4 0.615 1.554 147.7 / 277 8.4 106 .68
27 18 22 40.52 -09 26.8 0.616 1.568 147.2 / 277 8.4 89 .78
28 18 22 30.67 -09 07.5 0.619 1.582 146.1 / 278 8.4 72 .87
29 18 22 20.90 -08 47.6 0.623 1.596 144.3 / 278 8.5 55 .94
30 18 22 11.26 -08 27.3 0.628 1.609 142.0 / 278 8.6 39 .98
31 18 22 01.80 -08 06.7 0.635 1.623 139.2 / 278 8.6 23 1.00
Aug. 1 18 21 52.53 -07 46.0 0.643 1.637 135.9 / 279 8.7 10 .98
2 18 21 43.50 -07 25.3 0.652 1.651 132.2 / 279 8.7 16 .94
3 18 21 34.72 -07 04.7 0.662 1.665 128.1 / 279 8.8 30 .88
4 18 21 26.22 -06 44.4 0.673 1.678 123.8 / 279 8.9 45 .80
5 18 21 18.02 -06 24.5 0.685 1.692 119.3 / 279 9.0 59 .71
6 18 21 10.13 -06 05.1 0.699 1.706 114.7 / 279 9.0 73 .61
7 18 21 02.54 -05 46.2 0.713 1.720 109.9 / 279 9.1 87 .52
8 18 20 55.28 -05 27.9 0.728 1.733 105.2 / 280 9.2 100 .42
9 18 20 48.34 -05 10.3 0.744 1.747 100.4 / 280 9.3 113 .33
10 18 20 41.72 -04 53.4 0.761 1.761 95.7 / 280 9.4 126 .24
11 18 20 35.40 -04 37.2 0.779 1.774 91.1 / 280 9.4 138 .17
12 18 20 29.40 -04 21.7 0.798 1.788 86.6 / 280 9.5 148 .10
13 18 20 23.69 -04 07.0 0.817 1.802 82.2 / 280 9.6 157 .05
14 18 20 18.28 -03 53.0 0.837 1.816 78.0 / 280 9.7 160 .02
15 18 20 13.14 -03 39.7 0.858 1.829 73.9 / 280 9.8 155 .00
16 18 20 08.28 -03 27.1 0.879 1.843 70.0 / 280 9.9 145 .01
17 18 20 03.67 -03 15.2 0.901 1.856 66.2 / 280 10.0 133 .03
18 18 19 59.32 -03 04.0 0.923 1.870 62.6 / 280 10.0 121 .07
19 18 19 55.20 -02 53.4 0.946 1.884 59.2 / 280 10.1 108 .14
20 18 19 51.30 -02 43.4 0.969 1.897 55.9 / 280 10.2 95 .22
21 18 19 47.62 -02 33.9 0.993 1.911 52.8 / 280 10.3 82 .32
22 18 19 44.15 -02 25.1 1.017 1.924 49.9 / 280 10.4 68 .42
23 18 19 40.87 -02 16.7 1.041 1.938 47.1 / 280 10.5 55 .54
24 18 19 37.77 -02 08.8 1.066 1.951 44.4 / 280 10.5 43 .65
25 18 19 34.85 -02 01.4 1.091 1.965 41.9 / 280 10.6 32 .76
26 18 19 32.10 -01 54.4 1.117 1.978 39.5 / 280 10.7 25 .85
27 18 19 29.50 -01 47.8 1.143 1.992 37.2 / 280 10.8 26 .92
28 18 19 27.05 -01 41.6 1.169 2.005 35.1 / 280 10.9 34 .97
29 18 19 24.75 -01 35.8 1.195 2.019 33.0 / 280 10.9 46 1.00
30 18 19 22.58 -01 30.3 1.222 2.032 31.1 / 280 11.0 58 .99
31 18 19 20.53 -01 25.2 1.248 2.046 29.2 / 280 11.1 71 .96
Sept. 1 18 19 18.61 -01 20.3 1.275 2.059 27.5 / 280 11.2 84 .91
NAKANO
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(C) Copyright 2004 OAA/ComputingSection
write mail from CFAD0::NAKANO on 2004-07-20 02:13:23(JST).
C/2004 H6 (SWAN)
T 2004 May 12.67741 TT Nakano
q 0.7760166 (2000.0) P Q
Peri. 269.02490 +0.19336060 +0.73759031
Node 317.23906 +0.59383117 -0.61289911
e 1.0 Incl. 107.65256 -0.78100974 -0.28339940
From 33 observations 2004 May 21-July 1.
NAKANO
**** Don't distribute anyone except personal use only ****
(C) Copyright 2004 OAA/ComputingSection
write mail from CFAD0::NAKANO on 2004-07-03 22:20:30(JST).
◎C/2004 H6の軌道と予報位置です
久万の中村彰正氏は６月30日，上尾の門田健一氏は７月１日（今夜）に，
南から昇ってきたこの彗星の観測に成功しました．門田氏による CCD全光度
は10.2等でした．彗星の観測条件は，これから良くなり，７月23日以後は，
天文薄明開始前に南中します．
C/2004 H6 (SWAN)
T 2004 May 12.67786 TT Nakano
q 0.7760249 (2000.0) P Q
Peri. 269.02603 +0.19338177 +0.73758211
Node 317.23868 +0.59382200 -0.61291523
e 1.0 Incl. 107.65301 -0.78101148 -0.28338587
From 32 observations 2004 May 21-July 1.
18h TT R.A.(2000) Decl. Delta r Mot./PA Elong. Mag. At Twilight
h m o , , o o m1 h o A o
July 1 01 54.37 -13 03.9 0.871 1.213 64.0/272 79.5 8.0 +13.0 296.7
2 01 49.99 -13 01.8 0.855 1.226 66.9/272 81.3 8.0 +14.6 298.2
3 01 45.41 -12 59.5 0.839 1.239 70.0/272 83.2 8.1 +16.3 299.7
4 01 40.63 -12 57.1 0.823 1.253 73.2/272 85.1 8.1 +17.9 301.4
5 01 35.63 -12 54.5 0.808 1.266 76.6/272 87.1 8.1 +19.6 303.1
6 01 30.40 -12 51.6 0.792 1.280 80.1/272 89.2 8.1 +21.3 304.9
7 01 24.92 -12 48.4 0.777 1.293 83.8/272 91.3 8.1 +23.1 306.8
8 01 19.20 -12 45.0 0.762 1.307 87.7/272 93.4 8.1 +24.8 308.9
9 01 13.21 -12 41.1 0.748 1.320 91.8/272 95.6 8.1 +26.5 311.1
10 01 06.94 -12 36.9 0.734 1.334 95.9/273 97.9 8.1 +28.2 313.4
11 01 00.40 -12 32.1 0.721 1.348 100.2/273 100.3 8.1 +29.9 315.9
12 00 53.57 -12 26.9 0.708 1.361 104.6/273 102.8 8.1 +31.6 318.6
13 00 46.44 -12 21.0 0.696 1.375 109.0/273 105.3 8.1 +33.3 321.5
14 00 39.02 -12 14.5 0.684 1.389 113.5/273 107.9 8.1 +34.9 324.5
15 00 31.29 -12 07.3 0.673 1.402 117.9/274 110.5 8.1 +36.4 327.8
16 00 23.27 -11 59.2 0.663 1.416 122.3/274 113.3 8.1 +37.9 331.3
17 00 14.97 -11 50.3 0.653 1.430 126.5/274 116.1 8.1 +39.2 335.1
18 00 06.38 -11 40.5 0.645 1.444 130.5/275 119.0 8.1 +40.4 339.1
19 23 57.53 -11 29.7 0.637 1.457 134.3/275 121.9 8.2 +41.5 343.4
20 23 48.43 -11 17.8 0.631 1.471 137.7/275 124.9 8.2 +42.4 347.9
21 23 39.12 -11 05.0 0.625 1.485 140.7/275 128.0 8.2 +43.1 352.6
22 23 29.61 -10 51.0 0.621 1.499 143.3/276 131.1 8.2 +43.6 357.4
23 23 19.94 -10 36.0 0.617 1.512 145.3/276 134.2 8.2 +43.9 2.4
24 23 10.15 -10 20.0 0.615 1.526 146.7/276 137.4 8.3 +43.9 7.5
25 23 00.28 -10 03.0 0.614 1.540 147.5/277 140.6 8.3 +43.6 12.6
26 22 50.37 -09 45.1 0.614 1.554 147.7/277 143.7 8.4 +43.1 17.6
27 22 40.46 -09 26.5 0.616 1.568 147.2/277 146.9 8.4 +42.4 22.5
28 22 30.60 -09 07.1 0.619 1.582 146.1/278 150.0 8.4 +41.4 27.3
29 22 20.83 -08 47.2 0.623 1.595 144.4/278 153.0 8.5 +40.2 31.9
30 22 11.19 -08 26.9 0.628 1.609 142.1/278 156.0 8.6 +38.8 36.3
31 22 01.72 -08 06.3 0.635 1.623 139.2/278 158.8 8.6 +37.3 40.5
Aug. 1 21 52.46 -07 45.5 0.642 1.637 135.9/279 161.5 8.7 +35.6 44.4
NAKANO
**** Don't distribute anyone except personal use only ****
(C) Copyright 2004 OAA/ComputingSection
write mail from CFAD0::NAKANO on 2004-07-02 05:25:16(JST).
◎C/2004 H6の軌道と予報位置です
うまくいけば，６月20日頃には，我が国でも捕らえられるでしょう．
C/2004 H6 (SWAN)
T 2004 May 12.68865 TT Nakano
q 0.7761000 (2000.0) P Q
Peri. 269.04668 +0.19372109 +0.73741189
Node 317.23010 +0.59360532 -0.61323007
e 1.0 Incl. 107.65641 -0.78109210 -0.28314765
From 15 observations 2004 May 21-June 7.
18h TT R.A.(2000) Decl. Delta r Mot./PA Elong. Mag. Twilight
h m ｡ , , ｡ ｡ m1 h ｡ A ｡
June 10 02 56.67 -13 26.2 1.203 0.955 31.6/270 50.1 7.7 -16.3 275.1
11 02 54.51 -13 26.2 1.189 0.966 32.3/270 51.2 7.7 -15.1 275.9
12 02 52.30 -13 26.0 1.175 0.977 33.0/271 52.4 7.7 -13.9 276.8
13 02 50.04 -13 25.7 1.160 0.988 33.8/271 53.5 7.8 -12.6 277.6
14 02 47.72 -13 25.2 1.145 1.000 34.7/271 54.7 7.8 -11.4 278.5
15 02 45.34 -13 24.6 1.130 1.011 35.7/271 55.9 7.8 -10.1 279.3
16 02 42.90 -13 23.9 1.114 1.023 36.7/271 57.2 7.8 -8.8 280.2
17 02 40.38 -13 23.1 1.099 1.035 37.8/271 58.4 7.9 -7.5 281.1
18 02 37.80 -13 22.3 1.083 1.047 38.9/271 59.7 7.9 -6.2 282.0
19 02 35.13 -13 21.3 1.067 1.059 40.2/271 61.0 7.9 -4.9 282.9
20 02 32.38 -13 20.3 1.051 1.071 41.6/271 62.4 7.9 -3.5 283.9
21 02 29.53 -13 19.1 1.035 1.084 43.0/272 63.8 7.9 -2.1 284.9
22 02 26.58 -13 17.9 1.019 1.096 44.6/272 65.2 7.9 -0.7 285.9
23 02 23.53 -13 16.7 1.002 1.109 46.2/272 66.6 8.0 +0.7 286.9
24 02 20.37 -13 15.4 0.986 1.121 48.0/272 68.1 8.0 +2.2 288.0
25 02 17.09 -13 14.0 0.969 1.134 49.9/272 69.6 8.0 +3.6 289.1
26 02 13.67 -13 12.5 0.953 1.147 51.9/272 71.2 8.0 +5.1 290.2
27 02 10.12 -13 10.9 0.936 1.160 54.0/272 72.8 8.0 +6.7 291.4
28 02 06.42 -13 09.3 0.920 1.173 56.3/272 74.4 8.0 +8.2 292.7
29 02 02.57 -13 07.5 0.903 1.186 58.7/272 76.1 8.0 +9.8 293.9
30 01 58.55 -13 05.7 0.887 1.199 61.3/272 77.8 8.0 +11.4 295.3
July 1 01 54.35 -13 03.7 0.871 1.213 64.0/272 79.5 8.0 +13.0 296.7
2 01 49.97 -13 01.6 0.855 1.226 66.9/272 81.4 8.0 +14.6 298.2
3 01 45.40 -12 59.4 0.839 1.239 70.0/272 83.2 8.0 +16.3 299.7
4 01 40.61 -12 56.9 0.823 1.253 73.2/272 85.1 8.1 +17.9 301.4
5 01 35.61 -12 54.3 0.807 1.266 76.6/272 87.1 8.1 +19.6 303.1
6 01 30.37 -12 51.4 0.792 1.279 80.2/272 89.2 8.1 +21.3 304.9
7 01 24.90 -12 48.2 0.777 1.293 83.9/272 91.3 8.1 +23.1 306.8
8 01 19.17 -12 44.7 0.762 1.307 87.8/272 93.4 8.1 +24.8 308.9
9 01 13.18 -12 40.8 0.748 1.320 91.8/272 95.7 8.1 +26.5 311.1
10 01 06.91 -12 36.6 0.734 1.334 96.0/273 98.0 8.1 +28.2 313.4
NAKANO
**** Don't distribute anyone except personal use only ****
(C) Copyright 2004 OAA/ComputingSection
write mail from CFAD0::NAKANO on 2004-06-13 05:10:56(JST).
C/2004 H6 (SWAN)
T 2004 May 12.71597 TT Nakano
q 0.7761938 (2000.0) P Q
Peri. 269.09982 +0.19445152 +0.73710345
Node 317.21920 +0.59300426 -0.61390893
e 1.0 Incl. 107.65661 -0.78136710 -0.28247891
From 9 observations 2004 May 16-25.
NAKANO
**** Don't distribute anyone except personal use only ****
(C) Copyright 2004 OAA/ComputingSection
write mail from CFAD0::NAKANO on 2004-06-02 06:08:27(JST).
◎C/2004 H6の軌道と予報位置です
SWANイメ−ジ上に７等級の新彗星が発見された．この彗星は，宇都宮の鈴木
雅之氏も遅れて見つけており，５月10日以後の位置（249）は，氏によるもの．
他の観測は，IAUC8346からである．彗星は，６月下旬に我が国でも明け方の空
に観測できる．なお，鈴木氏による測定位置からの軌道では，５月21日と25日
の観測に対し，それぞれ，0ﾟ.69と0ﾟ.50のずれがあった．
C/2004 H6 (SWAN)
T 2004 May 12.71597 TT Nakano
q 0.7761938 (2000.0) P Q
Peri. 269.09982 +0.19445152 +0.73710345
Node 317.21920 +0.59300426 -0.61390893
e 1.0 Incl. 107.65661 -0.78136710 -0.28247891
From 9 observations 2004 May 16-25.
18h TT R.A.(2000) Decl. Delta r Mot./PA Elong. Mag. Twilight
h m ｡ , , ｡ ｡ m1 h｡ A ｡
June 19 02 35.11 -13 20.7 1.067 1.059 40.2/271 61.0 7.9 -4.9 282.9
20 02 32.36 -13 19.6 1.051 1.071 41.6/272 62.4 7.9 -3.5 283.9
21 02 29.51 -13 18.5 1.034 1.083 43.0/272 63.8 7.9 -2.1 284.9
22 02 26.57 -13 17.2 1.018 1.096 44.6/272 65.2 7.9 -0.7 285.9
23 02 23.51 -13 15.9 1.002 1.108 46.2/272 66.6 8.0 +0.7 286.9
24 02 20.35 -13 14.6 0.985 1.121 48.0/272 68.1 8.0 +2.2 288.0
25 02 17.06 -13 13.1 0.969 1.134 49.9/272 69.6 8.0 +3.7 289.1
26 02 13.65 -13 11.6 0.952 1.147 51.9/272 71.2 8.0 +5.2 290.2
27 02 10.09 -13 10.0 0.936 1.160 54.1/272 72.7 8.0 +6.7 291.4
28 02 06.39 -13 08.3 0.919 1.173 56.4/272 74.4 8.0 +8.2 292.7
29 02 02.53 -13 06.5 0.903 1.186 58.8/272 76.1 8.0 +9.8 293.9
30 01 58.51 -13 04.6 0.887 1.199 61.4/272 77.8 8.0 +11.4 295.3
July 1 01 54.31 -13 02.6 0.870 1.212 64.1/272 79.5 8.0 +13.0 296.7
2 01 49.93 -13 00.4 0.854 1.226 67.0/272 81.4 8.0 +14.6 298.2
3 01 45.35 -12 58.1 0.838 1.239 70.1/272 83.2 8.0 +16.3 299.7
4 01 40.56 -12 55.6 0.822 1.252 73.3/272 85.1 8.1 +18.0 301.3
5 01 35.55 -12 52.9 0.807 1.266 76.7/272 87.1 8.1 +19.7 303.1
6 01 30.31 -12 49.9 0.791 1.279 80.2/272 89.2 8.1 +21.4 304.9
7 01 24.83 -12 46.6 0.776 1.293 84.0/272 91.3 8.1 +23.1 306.8
8 01 19.09 -12 43.1 0.762 1.306 87.9/272 93.4 8.1 +24.8 308.9
9 01 13.10 -12 39.1 0.747 1.320 91.9/273 95.7 8.1 +26.5 311.1
10 01 06.82 -12 34.8 0.733 1.333 96.1/273 98.0 8.1 +28.3 313.4
11 01 00.27 -12 29.9 0.720 1.347 100.4/273 100.3 8.1 +30.0 315.9
12 00 53.42 -12 24.6 0.707 1.361 104.8/273 102.8 8.1 +31.7 318.6
13 00 46.28 -12 18.6 0.695 1.374 109.2/273 105.3 8.1 +33.3 321.5
14 00 38.85 -12 12.0 0.683 1.388 113.7/274 107.9 8.1 +34.9 324.5
15 00 31.11 -12 04.6 0.672 1.402 118.1/274 110.6 8.1 +36.5 327.8
16 00 23.08 -11 56.4 0.662 1.416 122.5/274 113.3 8.1 +37.9 331.4
17 00 14.75 -11 47.4 0.652 1.429 126.8/274 116.1 8.1 +39.3 335.2
18 00 06.15 -11 37.4 0.644 1.443 130.8/275 119.0 8.1 +40.5 339.2
19 23 57.28 -11 26.4 0.636 1.457 134.6/275 122.0 8.2 +41.6 343.4
20 23 48.17 -11 14.5 0.630 1.471 138.0/275 125.0 8.2 +42.5 347.9
21 23 38.83 -11 01.4 0.624 1.484 141.0/276 128.0 8.2 +43.2 352.6
22 23 29.31 -10 47.3 0.620 1.498 143.6/276 131.1 8.2 +43.7 357.5
23 23 19.62 -10 32.2 0.616 1.512 145.6/276 134.3 8.2 +43.9 2.5
24 23 09.82 -10 16.1 0.614 1.526 147.0/276 137.4 8.3 +43.9 7.6
25 22 59.93 -09 58.9 0.613 1.540 147.8/277 140.6 8.3 +43.7 12.7
26 22 50.01 -09 40.9 0.613 1.553 148.0/277 143.8 8.4 +43.2 17.7
27 22 40.08 -09 22.1 0.615 1.567 147.5/277 146.9 8.4 +42.4 22.7
28 22 30.21 -09 02.7 0.618 1.581 146.3/278 150.0 8.4 +41.4 27.5
29 22 20.43 -08 42.6 0.622 1.595 144.6/278 153.1 8.5 +40.2 32.1
30 22 10.78 -08 22.2 0.627 1.609 142.2/278 156.0 8.6 +38.9 36.5
31 22 01.30 -08 01.5 0.634 1.622 139.4/278 158.9 8.6 +37.3 40.6
Aug. 1 21 52.03 -07 40.8 0.642 1.636 136.0/279 161.6 8.7 +35.6 44.5
NAKANO
**** Don't distribute anyone except personal use only ****
(C) Copyright 2004 OAA/ComputingSection
write mail from CFAD0::NAKANO on 2004-05-29 05:42:33(JST).
戻ります。