P/2004 R1 (McNaught)
Epoch 2004 Aug. 23.0 TT = JDT 2453240.5
T 2004 Aug. 30.20726 TT Nakano
q 0.9884679 (2000.0) P Q
n 0.17969357 Peri. 0.59939 +0.44784666 +0.89082169
a 3.1101478 Node 296.00842 -0.82068456 +0.37554963
e 0.6821798 Incl. 4.89038 -0.35483829 +0.25573264
P 5.48 (+/- 0.25 day)
From 44 observations 2004 Sept. 2-Nov. 9, mean residual 0".71.
Residuals in seconds of arc
2004/ 040906 E14 1.4+ 0.0 040916 E12 (2.2- 0.9+)
040902 E12 1.3- 0.3+ 040906 E14 0.4- 1.1- 040916 E12 1.4+ 0.7-
040902 E12 0.2+ 0.6+ 040906 E14 0.3+ 0.3- 040916 E12 1.4+ 0.8-
040902 E12 1.3+ 0.1- 040906 E14 0.1- 0.2- 040916 E12 1.8+ 0.3+
040902 E12 0.0 0.2+ 040906 413 0.2- 0.1- 040916 E12 1.7+ 0.1-
040904 413 0.4+ 0.5- 040906 413 0.3- 0.1- 040917 J87 0.1- 0.1-
040904 413 0.8+ 0.0 040911 651 0.3+ 1.1+ 040917 J87 0.5- 1.1+
040904 413 0.9- 0.1+ 040911 651 1.5- 0.8+ 040918 587 1.9- 0.4+
040904 413 0.5- 0.2- 040911 651 0.0 0.1+ 040918 587 0.2- 0.7+
040905 413 0.5- 0.1- 040913 360 1.4- 0.5+ 040918 587 (3.2- 0.9+)
040905 413 0.1- 0.3+ 040913 360 0.0 0.3+ 041017 587 0.1+ 0.2-
040906 673 0.9+ 0.5- 040913 360 1.3- 0.2- 041017 587 0.2+ 0.8-
040906 673 0.8+ 0.6- 040914 651 0.5+ 0.6+ 041106 413 0.3- 0.2+
040906 673 1.5- 0.1- 040914 651 0.4- 1.5- 041107 413 0.5- 0.2+
040906 673 0.3+ 0.2+ 040916 E12 (2.9- 1.5+) 041109 413 0.6+ 0.1+
040906 673 0.0 0.3+ 040916 E12 (2.6- 0.3-)
040906 673 0.1+ 0.0 040916 E12 0.6- 0.2+
NAKANO
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write mail from CFAD0::NAKANO on 2005-01-04 01:58:32(JST).
P/2004 R1 (McNaught)
T 2004 Aug. 30.20744 TT Nakano
q 0.9884666 (2000.0) P Q
n 0.17969351 Peri. 0.59972 +0.44785386 +0.89081818
a 3.1101485 Node 296.00855 -0.82068145 +0.37555679
e 0.6821802 Incl. 4.89031 -0.35483641 +0.25573436
P 5.48 (+/- 0.25 day)
From 44 observations 2004 Sept. 2-Nov. 9.
NAKANO
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write mail from CFAD0::NAKANO on 2004-12-09 01:41:38(JST).
◎P/2004 R1の軌道と予報位置です
今期の回帰での観測は，これで終りかも知れません．
P/2004 R1 (McNaught)
T 2004 Aug. 30.20786 TT Nakano
q 0.9884706 (2000.0) P Q
n 0.17966792 Peri. 0.60028 +0.44785232 +0.89081884
a 3.1104437 Node 296.00789 -0.82068249 +0.37555506
e 0.6822091 Incl. 4.89036 -0.35483595 +0.25573460
P 5.49 (+/- 0.30 day)
From 42 observations 2004 Sept. 2-Nov. 6.
Date/ TT R.A.(2000) Decl. Delta r Daily motion Mag. Moon Age
h h m ｡ , , / PA ｡ m1 ｡
2004 Nov. 5 12 21 17.75 -07 44.0 0.817 1.349 66.0 / 73 19.4 167 .48
6 12 21 22.00 -07 25.0 0.828 1.357 65.0 / 73 19.4 165 .38
7 12 21 26.19 -07 06.2 0.839 1.366 64.0 / 73 19.5 158 .29
8 12 21 30.30 -06 47.5 0.851 1.375 63.0 / 73 19.5 147 .20
9 12 21 34.34 -06 29.0 0.862 1.383 62.1 / 73 19.6 136 .12
10 12 21 38.32 -06 10.7 0.875 1.392 61.1 / 73 19.6 124 .06
11 12 21 42.23 -05 52.5 0.887 1.401 60.2 / 73 19.7 111 .02
12 12 21 46.08 -05 34.5 0.899 1.409 59.3 / 73 19.8 98 .00
13 12 21 49.86 -05 16.6 0.912 1.418 58.4 / 72 19.8 85 .01
14 12 21 53.59 -04 58.9 0.925 1.427 57.5 / 72 19.9 71 .05
15 12 21 57.25 -04 41.4 0.938 1.436 56.7 / 72 19.9 58 .12
16 12 22 00.86 -04 24.1 0.951 1.445 55.8 / 72 20.0 44 .20
17 12 22 04.41 -04 06.9 0.964 1.454 55.0 / 72 20.0 32 .31
18 12 22 07.91 -03 49.9 0.978 1.463 54.2 / 72 20.1 20 .42
19 12 22 11.35 -03 33.0 0.992 1.471 53.4 / 72 20.2 12 .53
20 12 22 14.74 -03 16.3 1.006 1.480 52.7 / 72 20.2 15 .64
21 12 22 18.08 -02 59.8 1.020 1.489 52.0 / 72 20.3 24 .74
22 12 22 21.37 -02 43.5 1.034 1.498 51.2 / 72 20.3 36 .82
23 12 22 24.62 -02 27.3 1.048 1.507 50.5 / 72 20.4 47 .89
24 12 22 27.82 -02 11.3 1.063 1.516 49.9 / 71 20.4 58 .95
25 12 22 30.97 -01 55.4 1.078 1.525 49.2 / 71 20.5 70 .98
26 12 22 34.08 -01 39.8 1.093 1.534 48.6 / 71 20.6 81 1.00
27 12 22 37.15 -01 24.2 1.108 1.543 47.9 / 71 20.6 92 1.00
28 12 22 40.18 -01 08.8 1.123 1.552 47.3 / 71 20.7 103 .97
29 12 22 43.16 -00 53.6 1.138 1.561 46.7 / 71 20.7 114 .93
30 12 22 46.11 -00 38.5 1.154 1.571 46.1 / 71 20.8 125 .88
Dec. 1 12 22 49.02 -00 23.6 1.169 1.580 45.6 / 71 20.8 136 .81
2 12 22 51.90 -00 08.8 1.185 1.589 45.0 / 71 20.9 146 .74
3 12 22 54.74 +00 05.8 1.201 1.598 44.5 / 71 20.9 157 .65
4 12 22 57.54 +00 20.3 1.217 1.607 44.0 / 71 21.0 166 .55
5 12 23 00.32 +00 34.7 1.233 1.616 43.5 / 71 21.0 170 .45
NAKANO
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write mail from CFAD0::NAKANO on 2004-11-10 03:16:57(JST).
P/2004 R1 (McNaught)
T 2004 Aug. 30.20025 TT Nakano
q 0.9883616 (2000.0) P Q
n 0.18029529 Peri. 0.59035 +0.44798968 +0.89075324
a 3.1032240 Node 296.02659 -0.82061336 +0.37569300
e 0.6815049 Incl. 4.88857 -0.35482244 +0.25576049
P 5.47 (+/- 5.27 day)
From 37 observations 2004 Sept. 2-18.
NAKANO
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write mail from CFAD0::NAKANO on 2004-10-04 01:08:29(JST).
◎P/2004 R1の軌道と予報位置です
久万の中村彰正氏の９月13日の観測によると，彗星の CCD全光度は，17.4等で
あった．なお，この軌道は，まだまだ，不確かではあるが，彗星は，1989年以前
の100年間は，近日点距離が ｑ= 3.8 AU，ｅ= 0.49，Ｐ= 20年ほどの軌道を公転
していた．しかし，1990年８月末に，木星に0.008 AUまで接近し，現在の軌道（
ｑ=1.0 AU）に降りてきたことになる（ＹＣの原稿より抜粋）．
P/2004 R1 (McNaught)
T 2004 Aug. 30.18323 TT Nakano
q 0.9881021 (2000.0) P Q
n 0.18174444 Peri. 0.56887 +0.44834089 +0.89058518
a 3.0867062 Node 296.07050 -0.82043882 +0.37604629
e 0.6798846 Incl. 4.88395 -0.35478245 +0.25582657
P 5.42 (+/- 9.38 day)
From 30 observations 2004 Sept. 2-14.
Date/ TT R.A.(2000) Decl. Delta r Daily motion Mag. Moon Age
h h m ｡ , , / PA ｡ m1 ｡
2004 Sept.10 12 15 49.40 -17 59.8 0.635 1.001 80.9 / 95 17.5 118 .16
11 12 15 55.05 -18 06.0 0.631 1.004 81.9 / 94 17.5 108 .10
12 12 16 00.79 -18 11.6 0.627 1.006 82.9 / 94 17.5 97 .05
13 12 16 06.60 -18 16.6 0.624 1.009 83.9 / 93 17.5 85 .01
14 12 16 12.48 -18 21.1 0.620 1.012 84.9 / 93 17.5 74 .00
15 12 16 18.44 -18 24.9 0.617 1.015 85.8 / 92 17.5 62 .01
16 12 16 24.47 -18 28.0 0.614 1.018 86.8 / 92 17.5 50 .04
17 12 16 30.56 -18 30.5 0.611 1.022 87.6 / 91 17.5 38 .10
18 12 16 36.72 -18 32.2 0.608 1.025 88.5 / 91 17.5 26 .17
19 12 16 42.95 -18 33.3 0.606 1.029 89.3 / 90 17.5 15 .26
20 12 16 49.22 -18 33.5 0.603 1.033 90.1 / 90 17.5 7 .37
21 12 16 55.56 -18 33.0 0.601 1.038 90.8 / 89 17.6 15 .48
22 12 17 01.94 -18 31.7 0.600 1.042 91.4 / 89 17.6 26 .60
23 12 17 08.37 -18 29.6 0.598 1.046 92.1 / 88 17.6 39 .71
24 12 17 14.83 -18 26.7 0.597 1.051 92.6 / 88 17.6 51 .80
25 12 17 21.34 -18 22.9 0.596 1.056 93.1 / 87 17.6 63 .89
26 12 17 27.87 -18 18.3 0.595 1.061 93.5 / 87 17.6 76 .95
27 12 17 34.42 -18 12.9 0.595 1.066 93.9 / 86 17.6 88 .99
28 12 17 40.99 -18 06.7 0.595 1.071 94.2 / 86 17.7 100 1.00
29 12 17 47.58 -17 59.6 0.595 1.077 94.4 / 85 17.7 111 .99
30 12 17 54.17 -17 51.7 0.595 1.082 94.5 / 85 17.7 123 .96
Oct. 1 12 18 00.75 -17 42.9 0.596 1.088 94.6 / 84 17.7 133 .91
2 12 18 07.34 -17 33.4 0.597 1.094 94.6 / 84 17.8 144 .84
3 12 18 13.91 -17 23.1 0.599 1.100 94.5 / 84 17.8 154 .76
4 12 18 20.47 -17 12.0 0.600 1.106 94.4 / 83 17.8 162 .68
5 12 18 27.00 -17 00.2 0.602 1.112 94.2 / 83 17.9 168 .59
6 12 18 33.50 -16 47.7 0.605 1.118 93.9 / 82 17.9 167 .49
7 12 18 39.97 -16 34.5 0.607 1.125 93.5 / 82 17.9 160 .40
8 12 18 46.39 -16 20.6 0.610 1.131 93.1 / 81 18.0 150 .31
9 12 18 52.78 -16 06.1 0.613 1.138 92.6 / 81 18.0 140 .22
10 12 18 59.11 -15 51.0 0.617 1.145 92.0 / 80 18.0 130 .14
11 12 19 05.39 -15 35.3 0.621 1.152 91.4 / 80 18.1 119 .08
12 12 19 11.61 -15 19.2 0.625 1.158 90.7 / 80 18.1 108 .03
13 12 19 17.77 -15 02.5 0.630 1.166 90.0 / 79 18.2 96 .00
14 12 19 23.86 -14 45.4 0.635 1.173 89.2 / 79 18.2 84 .00
15 12 19 29.89 -14 27.9 0.640 1.180 88.3 / 79 18.2 72 .02
16 12 19 35.84 -14 10.0 0.645 1.187 87.5 / 78 18.3 59 .07
17 12 19 41.72 -13 51.8 0.651 1.195 86.5 / 78 18.3 47 .14
18 12 19 47.52 -13 33.3 0.657 1.202 85.6 / 77 18.4 35 .24
19 12 19 53.24 -13 14.5 0.664 1.210 84.6 / 77 18.4 24 .34
20 12 19 58.88 -12 55.5 0.670 1.217 83.6 / 77 18.5 15 .45
21 12 20 04.44 -12 36.3 0.677 1.225 82.5 / 77 18.5 14 .57
22 12 20 09.92 -12 17.0 0.685 1.233 81.4 / 76 18.6 22 .68
23 12 20 15.31 -11 57.5 0.692 1.241 80.4 / 76 18.6 33 .77
24 12 20 20.62 -11 37.9 0.700 1.249 79.3 / 76 18.7 44 .86
25 12 20 25.84 -11 18.2 0.708 1.256 78.1 / 76 18.7 56 .93
26 12 20 30.98 -10 58.5 0.716 1.265 77.0 / 75 18.8 67 .97
27 12 20 36.03 -10 38.8 0.725 1.273 75.9 / 75 18.8 78 1.00
28 12 20 41.00 -10 19.0 0.734 1.281 74.8 / 75 18.9 90 1.00
29 12 20 45.89 -09 59.3 0.743 1.289 73.7 / 75 19.0 101 .98
30 12 20 50.69 -09 39.7 0.753 1.297 72.6 / 74 19.0 111 .94
31 12 20 55.41 -09 20.0 0.762 1.306 71.4 / 74 19.1 122 .89
Nov. 1 12 21 00.05 -09 00.5 0.772 1.314 70.3 / 74 19.1 132 .83
NAKANO
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write mail from CFAD0::NAKANO on 2004-09-14 21:05:01(JST).
戻ります。