軌道要素
Epoch 1998 Apr. 17.0 TT = JDT 2450920.5
T 1998 Apr. 11.04929 TT Muraoka
q 1.8889122 (2000.0) P Q
n 0.14696728 Peri. 346.01136 -0.35047577 -0.89942043
a 3.5562227 Node 123.88297 +0.88670022 -0.40843385
e 0.4688431 Incl. 18.33636 +0.30154512 +0.15564278
P 6.71
>From 7 observations 1952 Jan. 30-Feb. 25, mean residual 0".49.
dP = +/- 3.6 days
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