◎P/2003 CP7の連結軌道
CBET 2081にあるとおり，2011年回帰のこの彗星が検出されました．ドイツの
マイヤーは，その連結軌道を使用して，1950年に撮影された２枚のPOSSプレート
上にこの彗星の回帰イメージを見つけました．このとき，彗星は15.6等で，ほと
んど恒星状であったとのことです．
0231 19500223.86348227 2.7770763553 0.2796297846 39.79133868 135.22055723 1
2.64332583 19500208. P/LINEAR-NEAT 2003CP7
14.5 5N 11.0 10N 144 1950-2009 0.66 . NK1865 09n M_v 2009
1216(H36)
0231 20030429.36049645 3.0168229021 0.2485781236 42.62305709 133.12581706 1
2.33911371 20030501. P/LINEAR-NEAT 2003CP7
14.5 5N 11.0 10N 144 1950-2009 0.66 . NK1865 09n M_v 2009
1216(H36)
0231 20110516.67732400 3.0328052968 0.2465643925 42.47108981 133.09918832 1
2.32631658 20110429. P/LINEAR-NEAT 2003CP7
14.5 5N 11.0 10N 144 1950-2009 0.66 . NK1865 09n M_v 2009
1216(H36)
P/LINEAR-NEAT (2003 CP7 = 2009 X1)
Epoch 2011 Apr. 29.0 TT = JDT 2455680.5
T 2011 May 16.67732 TT Nakano
q 3.0328053 (2000.0) P Q
n 0.12204121 Peri. 42.47109 -0.98564742 -0.06482050
a 4.0253013 Node 133.09919 +0.02328294 -0.96671838
e 0.2465644 Incl. 12.32632 +0.16720370 -0.24749520
P 8.08
From 144 observations 1950-2009, mean residual 0".66.
The delta-T correction is -0.37 day for the prediction in NK 1015
with the runoff of +230" in R. A. and +37" in Decl..
The 1950 identification (mag. = 15.6; the object is almost stellar)
was found by M. Meyer.
Residuals in seconds of arc
1950/ 030321 213 (0.1- 2.5-) 030407 J95 0.2+ 0.2-
500420 261 0.3+ 0.6+ 030321 213 (2.2- 4.6-) 030410 691 0.0 0.3-
500420 261 0.2- 0.3- 030321 213 (2.2- 1.3+) 030410 691 0.2+ 1.0-
2003/ 030321 213 0.9+ 1.9+ 030410 691 0.2+ 0.7-
030201 704 0.0 0.6+ 030322 246 0.4+ 0.5- 030420 246 0.1- 1.1-
030201 704 0.8+ 0.4+ 030322 246 0.0 0.6- 030420 246 0.1+ 0.8-
030201 704 0.6- 1.3+ 030322 246 0.6+ 0.5- 030420 246 0.3- 1.0-
030201 704 0.4- 0.5+ 030322 246 0.0 0.6- 030420 246 0.4- 0.5-
030203 699 (2.7- 1.3+) 030322 246 0.0 0.6- 030420 246 0.0 1.0-
030203 699 1.5- 0.5+ 030322 246 0.1- 0.4- 030420 246 0.1+ 0.8-
030203 699 1.0- 0.6+ 030322 213 (1.2+ 2.3-) 030420 213 0.9+ 0.5-
030203 699 1.7- 0.7+ 030322 213 (2.4+ 0.5+) 030420 213 1.0+ 0.9-
030204 704 0.1+ 1.0+ 030322 204 0.6+ 0.4- 030420 213 0.7- 1.6+
030204 704 0.9- 0.4+ 030322 204 0.6+ 0.6- 030421 360 1.3+ 0.6-
030204 704 0.7+ 1.2+ 030322 204 0.3- 0.0 030421 360 1.6+ 0.6-
030228 704 1.3- 0.8+ 030323 673 0.0 0.3+ 030421 360 1.0+ 1.2-
030228 704 1.6- 0.2+ 030323 673 0.2- 0.0 030502 360 0.5+ 0.2-
030228 704 1.4- 0.6+ 030323 673 0.4- 0.1+ 030502 360 0.1- 0.3+
030310 644 0.1+ 0.3- 030323 673 0.5- 0.3+ 030505 J95 0.1- 0.1+
030310 644 0.2- 0.4- 030323 246 0.1+ 0.0 030505 J95 0.6- 0.3+
030310 644 0.5- 0.1+ 030323 246 0.2+ 0.3- 030505 J95 0.6- 0.1+
030311 649 0.4- 0.2- 030323 246 0.0 0.2- 030506 118 0.7+ 0.3+
030311 649 0.3- 0.2- 030323 246 0.2+ 0.2- 030506 118 0.6+ 0.7+
030311 926 0.6- 0.1+ 030323 246 0.1+ 0.4- 030506 118 1.2+ 1.0+
030311 670 0.1+ 0.3+ 030323 246 0.2+ 0.2- 030506 118 0.9+ 0.5+
030311 448 0.0 0.0 030323 246 0.1+ 0.6- 030507 118 0.9+ 0.8-
030311 448 0.8- 0.4+ 030325 372 0.1- 0.8- 030507 118 1.0+ 1.3+
030311 926 0.4- 0.3- 030326 691 0.1- 0.0 030507 118 1.2+ 1.6+
030311 448 0.7- 0.1- 030326 691 0.1- 0.1- 030507 118 0.9+ 1.1+
030311 448 0.7- 0.2- 030326 691 0.4- 0.1+ 030523 360 0.1+ 0.6+
030311 926 0.4- 0.0 030326 372 0.5- 0.1- 030523 360 0.0 1.0+
030311 649 0.7- 0.3- 030326 360 0.4- 0.8- 030528 620 0.1+ 0.4-
030311 670 0.4- 1.4+ 030326 360 0.0 0.7- 030528 620 1.4+ 0.2-
030311 644 0.2- 0.2+ 030326 360 0.2- 0.4- 030605 360 0.1- 0.6+
030311 644 0.0 0.4+ 030329 360 0.0 0.6- 030605 360 0.1- 0.1-
030311 644 0.0 0.2+ 030329 360 0.2- 0.4- 030625 448 (4.0- 3.4+)
030312 850 1.3- 0.4- 030329 360 0.2- 0.3- 030625 448 1.6- 1.3+
030312 850 0.3- 0.0 030401 704 1.2+ 1.1+ 030625 448 1.1- 1.0+
030312 850 0.8- 0.7- 030401 704 1.7+ 1.9+ 030626 448 0.3- 0.5-
030312 670 0.1- 0.1+ 030401 704 0.8- 0.9+ 030626 448 0.5+ 0.7-
030312 854 0.2+ 0.2+ 030404 246 0.1+ 0.3- 030626 448 1.2+ 0.1+
030312 854 0.5+ 0.8- 030404 246 0.8+ 0.6- 2009/
030312 854 1.2+ 0.0 030404 246 1.0+ 0.4- 091211 H36 0.0 0.0
030312 670 0.8- 0.2- 030404 246 1.0+ 0.6- 091211 H36 0.1+ 0.2-
030312 673 0.3- 0.5+ 030404 246 0.7+ 0.1- 091211 H36 0.8- 0.5-
030312 673 0.1- 0.5+ 030404 246 0.5+ 0.5- 091215 H36 0.7+ 0.0
030312 673 0.3- 0.5+ 030404 170 0.5+ 0.3+ 091215 H36 0.7- 0.1-
030312 673 0.4- 0.1- 030404 170 0.7+ 0.1- 091215 H36 1.4+ 0.0
030313 J95 0.9- 0.4+ 030405 170 0.7+ 0.1- 091216 H36 1.6- 0.0
030313 J95 0.4- 0.3- 030405 170 0.8+ 0.3- 091216 H36 0.9+ 0.6+
030320 204 0.2- 0.2+ 030406 J95 0.3+ 0.9-
030320 204 0.8- 0.5- 030407 J95 0.4+ 0.4-
NAKANO
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P/2003 CP7 (LINEAR-NEAT)
Epoch 2003 May 1.0 TT = JDT 2452760.5
T 2003 Apr. 29.36671 TT Nakano
q 3.0169102 (2000.0) P Q
n 0.12250305 Peri. 42.62387 -0.98583244 -0.06170585
a 4.0151779 Node 133.12594 +0.02024367 -0.96684616
e 0.2486235 Incl. 12.33934 +0.16650704 -0.24779201
P 8.05 (+/- 0.01 day)
From 133 observations 2003 Feb. 1-June 26, mean residual 0".57.
NAKANO
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P/2003 CP7 (LINEAR-NEAT)
Epoch 2003 May 1.0 TT = JDT 2452760.5
T 2003 Apr. 29.31477 TT Nakano
q 3.0169569 (2000.0) P Q
n 0.12250342 Peri. 42.61213 -0.98582017 -0.06189716
a 4.0151697 Node 133.12652 +0.02043167 -0.96684343
e 0.2486104 Incl. 12.33960 +0.16655669 -0.24775498
P 8.05 (+/- 0.02 day)
From 128 observations 2003 Feb. 1-2003 June 5, mean residual 0".55.
NAKANO
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write mail from CFAD0::NAKANO on 2003-06-18 05:56:37(JST).
P/2003 CP7 (LINEAR-NEAT)
Epoch 2003 May 1.0 TT = JDT 2452760.5
T 2003 Apr. 29.14294 TT Nakano
q 3.0170870 (2000.0) P Q
n 0.12250878 Peri. 42.57491 -0.98577983 -0.06252987
a 4.0150525 Node 133.12694 +0.02105234 -0.96683133
e 0.2485560 Incl. 12.33990 +0.16671811 -0.24764329
P 8.05 (+/- 0.05 day)
From 104 observations 2003 Feb. 1-Apr. 21, mean residual 0".46.
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◎P/2003 CP7の軌道と予報位置です
久万の中村彰正氏の観測では，彗星の CCD全光度は，３月26日に18.6等，
29日に18.5等でした．
P/2003 CP7 (LINEAR-NEAT)
T 2003 Apr. 29.64930 TT Nakano
q 3.0170811 (2000.0) P Q
n 0.12243106 Peri. 42.67937 -0.98589322 -0.06069524
a 4.0167516 Node 133.12898 +0.01925415 -0.96687357
e 0.2488754 Incl. 12.34096 +0.16626437 -0.24793464
P 8.05 (+/- 0.08 day)
From 78 observations 2003 Feb. 1-Apr. 1.
Date/ TT R.A.(2000) Decl. Delta r Daily motion Mag. Moon Age
h h m ｡ , , / PA ｡ m1 ｡
2003 Apr. 5 12 10 57.19 +18 02.2 2.167 3.019 5.2 / 301 17.5 103 .12
6 12 10 56.87 +18 04.8 2.175 3.019 4.9 / 300 17.5 91 .18
7 12 10 56.58 +18 07.3 2.183 3.019 4.6 / 300 17.5 79 .26
8 12 10 56.30 +18 09.6 2.191 3.019 4.3 / 300 17.5 67 .35
9 12 10 56.04 +18 11.7 2.199 3.019 3.9 / 299 17.5 55 .45
10 12 10 55.79 +18 13.6 2.208 3.019 3.6 / 299 17.5 42 .55
11 12 10 55.57 +18 15.4 2.217 3.018 3.3 / 298 17.5 29 .66
12 12 10 55.37 +18 16.9 2.226 3.018 2.9 / 298 17.5 16 .75
13 12 10 55.19 +18 18.3 2.235 3.018 2.6 / 297 17.5 5 .85
14 12 10 55.02 +18 19.4 2.244 3.018 2.3 / 296 17.6 15 .92
15 12 10 54.88 +18 20.4 2.253 3.018 1.9 / 295 17.6 29 .97
16 12 10 54.76 +18 21.3 2.263 3.018 1.6 / 294 17.6 44 1.00
17 12 10 54.65 +18 21.9 2.273 3.018 1.3 / 291 17.6 59 .99
18 12 10 54.57 +18 22.4 2.283 3.018 .9 / 288 17.6 74 .96
19 12 10 54.51 +18 22.7 2.293 3.017 .6 / 281 17.6 89 .89
20 12 10 54.47 +18 22.8 2.303 3.017 .3 / 260 17.6 104 .81
21 12 10 54.44 +18 22.7 2.313 3.017 .2 / 185 17.6 118 .71
22 12 10 54.44 +18 22.5 2.324 3.017 .5 / 146 17.6 132 .61
23 12 10 54.46 +18 22.1 2.334 3.017 .8 / 135 17.6 145 .50
24 12 10 54.50 +18 21.5 2.345 3.017 1.1 / 131 17.6 157 .40
25 12 10 54.56 +18 20.8 2.356 3.017 1.5 / 128 17.7 169 .30
26 12 10 54.64 +18 19.9 2.367 3.017 1.8 / 126 17.7 174 .21
27 12 10 54.74 +18 18.8 2.378 3.017 2.1 / 125 17.7 164 .14
28 12 10 54.86 +18 17.6 2.389 3.017 2.4 / 124 17.7 152 .08
29 12 10 55.01 +18 16.2 2.401 3.017 2.8 / 124 17.7 141 .04
30 12 10 55.17 +18 14.7 2.412 3.017 3.1 / 123 17.7 129 .01
May 1 12 10 55.35 +18 13.0 2.424 3.017 3.4 / 122 17.7 117 .00
2 12 10 55.55 +18 11.2 2.436 3.017 3.7 / 122 17.7 106 .01
3 12 10 55.78 +18 09.2 2.448 3.017 4.1 / 122 17.7 94 .03
4 12 10 56.02 +18 07.1 2.459 3.017 4.4 / 121 17.8 82 .08
5 12 10 56.28 +18 04.8 2.471 3.017 4.7 / 121 17.8 70 .14
NAKANO
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write mail from CFAD0::NAKANO on 2003-04-05 03:47:33(JST).
P/2003 CP7 (LINEAR-NEAT)
T 2003 Apr. 29.12071 TT Nakano
q 3.0179002 (2000.0) P Q
n 0.12241088 Peri. 42.55298 -0.98576425 -0.06266613
a 4.0171930 Node 133.14022 +0.02119392 -0.96685697
e 0.2487540 Incl. 12.34614 +0.16679226 -0.24750869
P 8.05 (+/- 0.18 day)
From 45 observations 2003 Feb. 1-Mar. 13.
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write mail from CFAD0::NAKANO on 2003-03-20 00:36:21(JST).
戻ります。