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发表于 2007-6-14 00:27
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查看: 3094 |
回复: 1来自: 湖南省常德市 电信
Orbital elements:
8P/Tuttle
Epoch 2008 Jan. 15.0 TT = JDT 2454480.5
T 2008 Jan. 27.01544 TT MPC
q 1.0271358 (2000.0) P Q
n 0.07239462 Peri. 207.50542 -0.27029244 -0.50620119
a 5.7016235 Node 270.34150 +0.96276444 -0.13755064
e 0.8198520 Incl. 54.98269 +0.00516045 -0.85137546
P 13.61
From 50 observations 1967-2007, mean residual 0".91. Nongravitational
parameters A1 = +0.24 +/- 0.01, A2 = +0.0138 +/- 0.0001.
Ephemeris:
8P/Tuttle
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2007 10 27 14 20.65 +86 36.0 1.199 1.674 99.1 35.9 12.9 16.0
2007 11 06 15 33.26 +85 40.4 1.039 1.573 101.5 38.1 12.0 15.6
2007 11 16 17 00.57 +85 14.8 0.877 1.474 104.2 40.6 11.1 15.2
2007 11 26 19 19.76 +84 44.2 0.713 1.379 107.3 43.1 10.1 14.6
2007 12 06 22 11.96 +81 36.6 0.551 1.289 110.9 45.6 8.9 14.0
2007 12 16 00 06.81 +71 45.5 0.399 1.207 114.8 47.8 7.6 13.2
2007 12 26 01 10.65 +48 43.2 0.282 1.137 116.2 50.9 6.4 12.4
2008 01 05 01 50.19 +10 07.2 0.259 1.081 105.3 61.3 5.7 12.4
2008 01 15 02 17.68 -20 10.4 0.346 1.044 90.2 70.5 6.1 13.3
2008 01 25 02 38.41 -35 36.3 0.479 1.028 81.3 71.2 6.6 14.0
2008 02 04 02 55.26 -43 53.3 0.620 1.034 76.5 67.9 7.3 14.4
2008 02 14 03 10.45 -48 58.7 0.753 1.063 73.9 63.2 7.9 14.8
2008 02 24 03 25.78 -52 29.3 0.872 1.112 73.1 58.3 8.6 15.0
2008 03 05 03 42.88 -55 08.2 0.973 1.177 73.6 53.9 9.4 15.3
2008 03 15 04 03.33 -57 18.1 1.057 1.255 75.3 50.1 10.1 15.5
2008 03 25 04 28.46 -59 11.2 1.126 1.342 78.1 46.7 10.8 15.7
2008 04 04 04 59.56 -60 51.1 1.183 1.435 81.7 43.6 11.5 15.8
2008 04 14 05 37.74 -62 15.3 1.232 1.533 85.9 40.8 12.2 16.0
2008 04 24 06 23.32 -63 15.1 1.280 1.633 90.4 38.0 12.8 16.1
2008 05 04 07 15.27 -63 37.1 1.331 1.735 94.8 35.4 13.4 16.3
2008 05 14 08 10.66 -63 10.4 1.391 1.838 98.6 32.9 14.0 16.4
[ 本帖最后由 suhuasky 于 2007-6-14 00:30 编辑 ] |
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