軌道要素
Comet C/1996 J1 ( Evans-Drinkwater ) Nucleus - A
The following improved orbital elements, by Kenji Muraoka, are
from 131 observations 1996 May 10 to 1997 May 9, perturbations
by 9 Planets, Moon and 5 minor planets were taken into account.
The mean residual is +/- 0.76 arc seconds.
Epoch = 1996 Dec. 23.0 TT JDT = 2450440.5
T = 1996 Dec. 30.44848 +/- 0.00316 (m.e.) TT
Peri. = 14.84167 +/- 0.00173
Node = 278.15627 +/- 0.00173 (2000.0)
Incl. = 22.51948 +/- 0.00038
q = 1.2978503 +/- 0.0000056 AU
e = 1.0010150 +/- 0.0000205
1/a = -0.0007821 +/- 0.0000158 1/AU
orig. 1/a = -0.0000829
fut. 1/a = +0.0004871
Comet C/1996 J1 ( Evans-Drinkwater ) Nucleus - B
The following improved orbital elements by Kenji Muraoka, are
from 501 observations 1996 May 10 to 1998 Nov. 14, perturbations
by 9 Planets, Moon and 5 minor planets were taken into account.
The mean residual is +/- 0.68 arc seconds.
Epoch = 1996 Dec. 23.0 TT JDT = 2450440.5
T = 1996 Dec. 30.41829 +/- 0.00055 (m.e.) TT
Peri. = 14.84145 +/- 0.00012
Node = 278.16709 +/- 0.00011 (2000.0)
Incl. = 22.51861 +/- 0.00004
q = 1.2975715 +/- 0.0000016 AU
e = 1.0009079 +/- 0.0000027
1/a = -0.0006997 +/- 0.0000021 1/AU
orig. 1/a = -0.000001 1/AU
fut. 1/a = +0.000569 1/AU
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