不確定是否對
大家幫忙 check 下位置是否有錯
[C2010 V1]
name = C2010V1
parent = Sun
coord_func = comet_orbit
radius = 10
oblateness = 0.0
albedo = 1
lighting = true
halo = true
color = 1.0,1.0,1.0
tex_map = nomap.png
tex_halo = star16x16.png
orbit_TimeAtPericenter = 2455493.943079172
orbit_PericenterDistance = 1.737230158397911
orbit_Eccentricity = .9999999999999996
orbit_ArgOfPericenter= 158.7834645058873
orbit_AscendingNode = 5.861173438238754
orbit_Epoch = 2455505.5
orbit_SemiMajorAxis = 3911894547008810
orbit_Eccentricity = .9999999999999996
orbit_Inclination = 8.971569068500967
orbit_AscendingNode = 5.861173438238754
orbit_ArgOfPericenter = 158.7834645058873
==網路資料 from
http://astroblogger.blogspot.com/2010/11/bright-new-comet-in-virgo.html和我查 jpl 出來有些差異 , 不知道那個比較對 ?不過 目前 stellarium 看兩個 file 顯示資料相當接近
[2010V1]
name = C/2010 V1 Ikeya-Murakami
parent = Sun
radius = 24
oblateness = 0.0
halo = true
color = 1.0,1.0,1.0
tex_halo = star16x16.png
tex_map = nomap.png
coord_func = comet_orbit
orbit_TimeAtPericenter = 2455488.31671
orbit_PericenterDistance = 1.71541
orbit_Eccentricity = 1.0
orbit_ArgOfPericenter = 155.076
orbit_AscendingNode = 5.844
orbit_Inclination = 8.913
lighting = false
albedo = 1
sidereal_period = 365.25