54P/de Vico-Swift-NEAT
Epoch 2009 Nov. 25.0 TT = JDT 2455160.5
T 2009 Nov. 28.49747 TT Nakano
q 2.1719934 (2000.0) P Q
n 0.13365594 Peri. 1.90872 +0.99990791 -0.01340508
a 3.7885865 Node 358.85293 +0.01062425 +0.87023614
e 0.4267009 Incl. 6.06835 +0.00844394 +0.49245239
P 7.37
From 75 observations 1965-2009, mean residual 0".67.
Nongravitational parameters A1 = +0.75 +/- 0.14, A2 = +0.0695 +/- 0.0014.
The delta-T correction for NK 962 is +0.084 day. The comet has passed 0.16
AU on 1968 Oct. 16 and will pass 0.20 AU on 2028 Aug. 26 UT from Jupiter.
Residuals in seconds of arc
1965/ 021012 658 0.3+ 0.4+ 021107 735 0.6- 0.6+
650804 689 1.5+ 0.1+ 021012 926 0.0 0.1- 021107 735 1.7+ 0.2-
650804 693 0.8- 0.3- 021012 926 0.5- 0.6- 021107 735 1.5+ 1.2+
650804 689 0.2+ 0.2+ 021012 J95 (2.0+ 0.2-) 021112 704 0.4- 1.0+
650806 689 0.4+ 0.6- 021012 J95 0.1+ 0.1+ 021112 704 0.0 1.1-
650806 689 0.4- 0.6- 021012 J95 0.4+ 0.7- 021112 704 (2.0+ 0.8+)
650825 689 0.9- 0.1+ 021013 170 1.0- 1.4- 021112 704 0.4- 1.0-
650825 689 1.2- 0.3+ 021013 170 1.6- 0.6- 021226 H43 (2.9+ 0.2-)
650902 689 0.4+ 0.2- 021013 349 1.1+ 0.5- 021227 H43 (6.4+ 2.9+)
650902 689 0.3+ 0.2- 021013 349 0.6+ 0.2- 021227 H43 (6.1- 1.3+)
650925 689 1.0+ 0.1- 021013 372 0.8- 0.6+ 021227 360 0.2+ 0.6+
650925 689 1.1+ 0.2- 021013 349 (2.2- 0.3+) 021227 360 (1.4+ 2.9+)
651015 689 0.6- 0.2+ 021013 372 1.1+ 0.0 021227 360 0.1+ 1.8+
651015 689 0.5- 0.2+ 021014 360 0.8+ 0.3- 021228 H43 1.2- 1.4-
2002/ 021014 360 0.5+ 0.2+ 021228 H43 (3.9- 4.6+)
021004 704 0.9+ 0.4+ 021014 360 0.3- 0.4- 2003/
021004 704 0.4- 0.4+ 021015 372 0.4- 1.4+ 030103 H43 (2.6- 2.7+)
021004 704 0.6+ 0.0 021025 213 (1.5- 3.8+) 030103 H43 (3.9- 0.9+)
021009 704 (2.6- 1.2+) 021025 213 (1.7+ 2.2-) 030124 A03 (4.4- 2.4+)
021009 704 (1.4- 2.5+) 021025 213 0.6- 1.3- 030124 A03 (9.1- 2.4-)
021009 704 0.6+ 0.2- 021027 170 0.5+ 0.4- 030205 H43 (4.3- 1.4-)
021009 704 0.0 1.2+ 021027 170 (1.6- 2.3-) 030205 H43 (5.9+ 3.3+)
021011 644 0.5- 0.1- 021027 170 (4.0- 5.1-) 2009/
021011 644 0.7- 0.3- 021031 735 0.3- 0.3+ 090815 415 1.7+ 0.0
021011 644 0.4- 0.2+ 021031 735 0.2+ 0.2- 090815 415 0.8- 0.2-
021012 620 0.2- 0.3+ 021031 735 0.4+ 0.1- 090815 415 0.5+ 0.9+
021012 620 0.7- 0.9- 021104 349 0.3+ 0.8- 090815 A77 0.2+ 0.3-
021012 620 0.2+ 0.5+ 021104 349 0.8+ 0.3- 090815 A77 0.2+ 0.5+
021012 620 0.1- 0.8- 021104 349 1.0- 0.2+ 090815 A77 0.1- 0.5+
021012 673 0.8- 0.6+ 021104 349 0.1- 0.8- 090817 415 1.2- 1.0-
021012 673 0.5- 0.6+ 021105 360 0.6+ 0.1- 090817 415 0.2- 0.4-
021012 673 0.6- 0.8+ 021105 360 0.4+ 0.4- 090817 415 0.1- 0.0
021012 658 0.6+ 0.5+ 021105 213 0.5- 0.7+
021012 658 0.0 0.5+ 021105 213 (1.6- 3.4-)
NAKANO
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write mail from CFAD0::NAKANO on 2009-09-05 06:52:50(JST).
54P/de Vico-Swift-NEAT
Epoch 2009 Nov. 25.0 TT = JDT 2455160.5
T 2009 Nov. 28.43259 TT Nakano
q 2.1720443 (2000.0) P Q
n 0.13366006 Peri. 1.91342 +0.99990677 -0.01348968
a 3.7885087 Node 358.85309 +0.01069801 +0.87023491
e 0.4266756 Incl. 6.06839 +0.00848538 +0.49245227
P 7.37
From 72 observations 1894-2002, mean residual 0".95.
Nongravitational parameters A1 = +0.51 +/- 0.01, A2 = -0.0368 +/- 0.0006.
NAKANO
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write mail from CFAD0::NAKANO on 2003-10-19 02:58:01(JST).
54P/de Vico-Swift-NEAT
Epoch 2002 July 25.0 TT = JDT 2452480.5
T 2002 July 30.93765 TT Nakano
q 2.1449606 (2000.0) P Q
n 0.13477071 Peri. 2.05279 +0.99983837 -0.01787634
a 3.7676657 Node 358.96568 +0.01461242 +0.87003258
e 0.4306924 Incl. 6.08506 +0.01047389 +0.49267002
P 7.31 (+/- 0.01 day)
From 48 observations 1894-2002, mean residual 1".02.
Nongravitational parameters A1 = +0.49 +/- 0.03, A2 = -0.0361 +/- 0.0013.
NAKANO
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write mail from CFAD0::NAKANO on 2002-10-29 00:21:33(JST).
◎54P/de Vico-Swiftの軌道と予報位置です
高知の村岡健治氏によって,54P = C/2002 T4の同定が指摘されました.実は,
9月中旬に,中央局にこの彗星が今衝位置にいる.発見される特異小惑星に充分
注意するように言ったばかりです.それにしても,あいつらは,計算される軌道
要素すら見てないで,IAUCとMPECに載せていることは確かです.・・・馬鹿です.
なお,観測されている CCD全光度は,予報値より3等級ほど暗いものです.
54P/de Vico-Swift
Epoch 2002 July 25.0 TT = JDT 2452480.5
T 2002 July 30.93745 TT Nakano
q 2.1449612 (2000.0) P Q
n 0.13477071 Peri. 2.05277 +0.99983839 -0.01787526
a 3.7676657 Node 358.96564 +0.01461144 +0.87003254
e 0.4306923 Incl. 6.08507 +0.01047343 +0.49267012
P 7.31 (+/- 0.01 day)
From 45 observations 1894-2002, mean residual 1".05.
Nongravitational parameters A1 = +0.50 +/- 0.03, A2 = -0.0361 +/- 0.0013.
Date/ TT R.A.(2000) Decl. Delta r Daily motion Mag. Moon Age
h h m 。 , , / PA 。 m1 。
2002 Oct. 15 14 02 01.35 +18 10.2 1.242 2.224 10.9 / 270 15.7 76 .73
16 14 02 00.58 +18 10.2 1.242 2.226 11.0 / 269 15.7 64 .81
17 14 01 59.81 +18 10.1 1.243 2.228 11.1 / 269 15.7 52 .88
18 14 01 59.04 +18 09.8 1.243 2.230 11.1 / 268 15.7 40 .93
19 14 01 58.26 +18 09.5 1.244 2.232 11.2 / 267 15.7 28 .97
20 14 01 57.47 +18 09.0 1.245 2.234 11.2 / 267 15.7 17 .99
21 14 01 56.69 +18 08.4 1.246 2.236 11.3 / 266 15.7 9 1.00
22 14 01 55.90 +18 07.6 1.248 2.238 11.3 / 266 15.7 13 .99
23 14 01 55.11 +18 06.8 1.249 2.240 11.2 / 265 15.7 23 .95
24 14 01 54.32 +18 05.9 1.251 2.243 11.2 / 265 15.7 34 .91
25 14 01 53.54 +18 04.9 1.254 2.245 11.2 / 264 15.8 46 .84
26 14 01 52.76 +18 03.8 1.256 2.247 11.1 / 264 15.8 59 .76
27 14 01 51.99 +18 02.7 1.259 2.249 11.0 / 264 15.8 71 .67
28 14 01 51.22 +18 01.4 1.262 2.251 10.9 / 263 15.8 84 .57
29 14 01 50.46 +18 00.1 1.265 2.254 10.8 / 263 15.8 98 .46
30 14 01 49.71 +17 58.7 1.269 2.256 10.6 / 262 15.8 111 .35
31 14 01 48.97 +17 57.3 1.272 2.258 10.5 / 262 15.8 125 .25
Nov. 1 14 01 48.25 +17 55.8 1.276 2.261 10.3 / 262 15.8 140 .15
2 14 01 47.53 +17 54.3 1.281 2.263 10.1 / 261 15.9 154 .08
3 14 01 46.83 +17 52.7 1.285 2.265 9.9 / 261 15.9 167 .03
4 14 01 46.15 +17 51.1 1.290 2.268 9.7 / 260 15.9 168 .00
5 14 01 45.48 +17 49.5 1.295 2.270 9.4 / 260 15.9 156 .01
6 14 01 44.83 +17 47.9 1.300 2.273 9.2 / 260 15.9 142 .04
7 14 01 44.19 +17 46.3 1.306 2.275 8.9 / 259 15.9 128 .10
8 14 01 43.58 +17 44.6 1.311 2.278 8.6 / 259 16.0 114 .18
9 14 01 42.99 +17 43.0 1.317 2.280 8.3 / 259 16.0 101 .27
10 14 01 42.42 +17 41.3 1.324 2.283 8.0 / 258 16.0 88 .37
11 14 01 41.87 +17 39.7 1.330 2.285 7.7 / 258 16.0 75 .47
12 14 01 41.35 +17 38.2 1.337 2.288 7.3 / 258 16.0 63 .57
13 14 01 40.84 +17 36.6 1.344 2.290 7.0 / 257 16.0 51 .66
14 14 01 40.37 +17 35.1 1.351 2.293 6.6 / 257 16.1 39 .75
15 14 01 39.91 +17 33.6 1.358 2.296 6.3 / 257 16.1 28 .83
16 14 01 39.48 +17 32.2 1.366 2.298 5.9 / 256 16.1 17 .89
17 14 01 39.08 +17 30.8 1.374 2.301 5.5 / 256 16.1 10 .94
18 14 01 38.71 +17 29.5 1.382 2.304 5.2 / 256 16.1 14 .98
19 14 01 38.36 +17 28.2 1.390 2.306 4.8 / 255 16.2 24 1.00
20 14 01 38.03 +17 27.0 1.398 2.309 4.4 / 255 16.2 35 1.00
21 14 01 37.74 +17 25.8 1.407 2.312 4.0 / 254 16.2 47 .98
22 14 01 37.47 +17 24.8 1.416 2.315 3.6 / 254 16.2 60 .94
23 14 01 37.23 +17 23.8 1.425 2.317 3.2 / 253 16.2 72 .88
24 14 01 37.02 +17 22.9 1.434 2.320 2.8 / 253 16.3 85 .81
25 14 01 36.83 +17 22.0 1.444 2.323 2.4 / 252 16.3 98 .72
26 14 01 36.68 +17 21.3 1.454 2.326 1.9 / 250 16.3 111 .62
27 14 01 36.55 +17 20.6 1.463 2.329 1.5 / 248 16.3 124 .51
28 14 01 36.45 +17 20.0 1.473 2.332 1.1 / 245 16.4 138 .40
29 14 01 36.38 +17 19.6 1.484 2.334 .7 / 238 16.4 151 .29
30 14 01 36.34 +17 19.2 1.494 2.337 .3 / 215 16.4 164 .19
Dec. 1 14 01 36.32 +17 18.9 1.505 2.340 .3 / 130 16.4 170 .10
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戻ります。