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Updated on December 22, 1998 |
プロフィール
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軌道要素The following improved orbital elements by Kenji Muraoka, are from 171 observations 1997 Apr. 12 to 1998 Oct. 18, perturbations by 9 Planets, Moon and 5 minor planets were taken into account. The mean residual is +/- 0.75 arc seconds. Epoch = 1998 Apr. 17.0 TT JDT = 2450920.5 T = 1998 Apr. 16.34313 +/- 0.00106 (m.e.) TT Peri. = 239.85527 +/- 0.00018 Node = 55.80386 +/- 0.00007 (2000.0) Incl. = 69.83881 +/- 0.00015 q = 3.0847713 +/- 0.0000061 AU e = 0.9942334 +/- 0.0000099 1/a = +0.0018694 +/- 0.0000032 1/AU ( P = 12372 years ) orig. 1/a = +0.002513 1/AU fut. 1/a = +0.002671 1/AU
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星図
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光度変化m1 = 0.5 + 5 logΔ + 22.5 log r
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軌道要素は村岡健治氏の計算によるものです。
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