P/2008 X1 (Hill)
T 2009 May 8.27578 TT Nakano
q 2.3572551 (2000.0) P Q
n 0.14606043 Peri. 4.68153 -0.52568434 -0.80068687
a 3.5709272 Node 117.29556 +0.76961076 -0.59153990
e 0.3398759 Incl. 18.86432 +0.36242966 +0.09476852
P 6.75 (+/- 2.85 days)
From 69 observations 2008 Dec. 4-14.
Residuals in seconds of arc
2008/ 081205 G96 0.3- 0.6+ 081206 400 0.5- 0.5+
081204 704 1.1+ 0.9+ 081205 G96 0.6- 0.5+ 081206 400 0.6- 0.1-
081204 704 (1.3+ 3.7-) 081205 G96 0.4- 0.7+ 081206 355 0.0 0.1+
081204 704 0.7+ 0.3+ 081205 H06 0.2- 0.1+ 081206 355 0.1+ 0.8+
081204 704 1.0+ 0.2- 081205 H06 0.3+ 0.0 081206 355 0.5+ 0.2+
081204 703 1.2- 0.4+ 081205 H06 0.5+ 0.2- 081206 900 0.3+ 0.0
081204 703 0.5- 0.2+ 081205 H06 0.4+ 0.2+ 081206 900 0.0 0.3-
081204 703 0.3- 0.1- 081205 900 0.4+ 0.3- 081206 A77 0.2+ 0.3+
081204 703 0.1- 0.4- 081205 900 0.7+ 0.5- 081206 204 0.1+ 0.1+
081204 703 1.8- 0.4- 081205 349 0.3- 0.3+ 081207 400 0.4+ 0.1-
081204 703 0.5- 0.3+ 081205 349 0.1- 0.1+ 081207 400 0.5+ 0.6-
081204 703 0.2- 0.3+ 081205 585 (2.7+ 0.5-) 081207 400 0.2+ 0.2-
081204 703 0.3- 0.1- 081205 585 1.3+ 0.7- 081207 372 0.5+ 0.5-
081205 703 0.3- 0.4+ 081205 585 0.8+ 1.3+ 081207 372 0.3+ 0.1+
081205 703 0.2- 0.6+ 081205 585 1.1+ 0.3- 081207 104 (0.6- 2.7+)
081205 703 0.1+ 0.8- 081205 585 0.4+ 0.2+ 081207 104 1.0- 1.1-
081205 703 0.1- 1.0- 081205 585 0.5+ 0.2+ 081207 104 0.0 0.4+
081205 H55 0.6+ 0.2- 081205 213 0.5- 0.7- 081207 A77 0.1- 0.3+
081205 H55 0.4+ 0.2- 081205 213 0.4- 0.6- 081207 A77 0.0 0.1+
081205 H55 0.3+ 0.3- 081205 213 0.4- 1.7- 081207 A77 0.2+ 0.2+
081205 854 0.4+ 0.5- 081206 703 0.6- 0.3+ 081209 372 0.7- 1.4+
081205 H06 0.7+ 0.2- 081206 703 1.3- 0.4+ 081214 900 0.0 0.1-
081205 854 0.6+ 0.6- 081206 703 1.4- 0.3+ 081214 900 0.1+ 0.2-
081205 H06 0.6+ 0.7- 081206 703 0.2+ 0.2+
081205 G96 0.8- 0.7+ 081206 400 0.6- 0.6-
NAKANO
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(C) Copyright 2008 OAA/ComputingSection
write mail from CFAD0::NAKANO on 2008-12-18 03:31:25(JST).
◎P/2008 X1の軌道と予報位置
その後の追跡観測から周期が７年ほどの新周期彗星と判明しました．12月６日の
追跡観測が北見の円館金氏，秦野の浅見敦夫氏，守山の井狩康一氏，12月７日の観
測が円館氏から報告されています．
P/2008 X1 (Hill)
T 2009 May 7.95134 TT Nakano
q 2.3365977 (2000.0) P Q
n 0.14585995 Peri. 5.09040 -0.53318807 -0.79641805
a 3.5741986 Node 117.41428 +0.76440017 -0.59805750
e 0.3462597 Incl. 18.75104 +0.36249533 +0.08969675
P 6.76 (+/-18.35 days)
From 59 observations 2008 Dec. 4-7.
Date/ TT R.A.(2000) Decl. Delta r Daily motion Mag. Moon Age
h h m ｡ , , / PA ｡ m1 ｡
2008 Dec. 10 14 05 19.05 +03 44.7 1.577 2.527 14.0 / 291 17.0 39 .93
11 14 05 18.18 +03 49.7 1.574 2.525 14.1 / 292 17.0 28 .98
12 14 05 17.31 +03 55.0 1.572 2.522 14.2 / 293 17.0 23 1.00
13 14 05 16.43 +04 00.5 1.570 2.520 14.3 / 294 17.0 27 .99
14 14 05 15.56 +04 06.3 1.568 2.518 14.4 / 294 17.0 37 .95
15 14 05 14.68 +04 12.2 1.567 2.515 14.5 / 295 17.0 50 .88
16 14 05 13.80 +04 18.4 1.565 2.513 14.5 / 296 17.0 63 .79
17 14 05 12.93 +04 24.7 1.564 2.511 14.6 / 297 17.0 75 .69
18 14 05 12.06 +04 31.3 1.564 2.509 14.6 / 298 17.0 88 .59
19 14 05 11.20 +04 38.1 1.563 2.506 14.6 / 299 17.0 101 .48
20 14 05 10.34 +04 45.1 1.563 2.504 14.6 / 299 17.0 112 .38
21 14 05 09.48 +04 52.3 1.563 2.502 14.6 / 300 17.0 124 .29
22 14 05 08.64 +04 59.6 1.563 2.500 14.6 / 301 16.9 135 .21
23 14 05 07.81 +05 07.2 1.564 2.497 14.6 / 302 16.9 145 .13
24 14 05 06.98 +05 15.0 1.565 2.495 14.5 / 303 16.9 153 .08
25 14 05 06.17 +05 22.9 1.566 2.493 14.4 / 304 16.9 158 .03
26 14 05 05.37 +05 31.1 1.568 2.491 14.4 / 305 16.9 157 .01
27 14 05 04.58 +05 39.4 1.569 2.488 14.3 / 306 16.9 151 .00
28 14 05 03.81 +05 47.8 1.571 2.486 14.2 / 308 16.9 142 .01
29 14 05 03.06 +05 56.5 1.573 2.484 14.1 / 309 16.9 132 .04
30 14 05 02.32 +06 05.3 1.576 2.482 14.0 / 310 16.9 121 .08
31 14 05 01.60 +06 14.3 1.578 2.480 13.9 / 311 16.9 110 .14
2009 Jan. 1 14 05 00.90 +06 23.4 1.581 2.478 13.7 / 312 16.9 98 .22
NAKANO
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(C) Copyright 2008 OAA/ComputingSection
write mail from CFAD0::NAKANO on 2008-12-10 03:12:10(JST).
◎C/2008 X1の軌道と予報位置
守山の井狩康一氏と上尾の門田健一氏から12月５日の観測が報告されました．
門田氏のCCD全光度は17.4等でした．
C/2008 X1 (Hill)
T 2009 June 5.52663 TT Nakano
q 1.6799574 (2000.0) P Q
Peri. 47.51365 -0.83519250 -0.36658067
Node 107.08383 +0.28697672 -0.92641086
e 1.0 Incl. 25.39716 +0.46914587 -0.08591587
From 28 observations 2008 Dec. 4-5.
Date/ TT R.A.(2000) Decl. Delta r Daily motion Mag. Moon Age
h h m ｡ , , / PA ｡ m1 ｡
2008 Dec. 5 18 05 23.17 +03 23.2 1.886 2.829 13.3 / 288 16.9 99 .49
6 18 05 22.33 +03 27.2 1.875 2.820 13.5 / 288 16.9 86 .59
7 18 05 21.47 +03 31.4 1.864 2.810 13.8 / 289 16.8 74 .69
8 18 05 20.60 +03 35.9 1.854 2.801 14.0 / 290 16.8 61 .79
9 18 05 19.72 +03 40.6 1.844 2.792 14.3 / 290 16.8 49 .87
10 18 05 18.82 +03 45.5 1.834 2.783 14.5 / 291 16.8 37 .94
11 18 05 17.92 +03 50.6 1.825 2.774 14.7 / 291 16.7 27 .98
12 18 05 17.00 +03 56.0 1.816 2.765 14.9 / 292 16.7 23 1.00
13 18 05 16.08 +04 01.6 1.807 2.755 15.1 / 293 16.7 28 .98
14 18 05 15.15 +04 07.4 1.799 2.746 15.3 / 293 16.7 39 .94
15 18 05 14.21 +04 13.5 1.790 2.737 15.5 / 294 16.6 52 .87
16 18 05 13.27 +04 19.8 1.782 2.728 15.6 / 295 16.6 65 .78
17 18 05 12.32 +04 26.3 1.775 2.719 15.8 / 295 16.6 78 .68
18 18 05 11.37 +04 33.0 1.767 2.710 15.9 / 296 16.6 90 .57
19 18 05 10.41 +04 40.0 1.760 2.701 16.0 / 297 16.5 103 .47
20 18 05 09.45 +04 47.3 1.753 2.692 16.2 / 298 16.5 115 .37
21 18 05 08.49 +04 54.7 1.747 2.682 16.3 / 298 16.5 126 .27
22 18 05 07.53 +05 02.5 1.740 2.673 16.4 / 299 16.5 137 .19
23 18 05 06.58 +05 10.4 1.734 2.664 16.4 / 300 16.5 147 .12
24 18 05 05.62 +05 18.6 1.728 2.655 16.5 / 301 16.4 155 .07
25 18 05 04.67 +05 27.0 1.723 2.646 16.5 / 301 16.4 158 .03
26 18 05 03.73 +05 35.6 1.718 2.637 16.6 / 302 16.4 156 .01
27 18 05 02.79 +05 44.4 1.713 2.628 16.6 / 303 16.4 150 .00
28 18 05 01.85 +05 53.5 1.708 2.619 16.6 / 304 16.3 140 .01
29 18 05 00.93 +06 02.8 1.704 2.610 16.6 / 305 16.3 130 .04
30 18 05 00.02 +06 12.3 1.700 2.601 16.6 / 306 16.3 119 .09
31 18 04 59.11 +06 22.1 1.696 2.592 16.6 / 307 16.3 107 .15
2009 Jan. 1 18 04 58.22 +06 32.0 1.692 2.583 16.6 / 308 16.3 96 .23
NAKANO
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write mail from CFAD0::NAKANO on 2008-12-06 04:56:44(JST).
戻ります。