2013 還有
2011 L4
http://familystar.org.tw/component/option,com_smf/Itemid,45/topic,12576.02011 x1 先前
http://familystar.org.tw/component/option,com_smf/Itemid,45/topic,13001.0===
stellarium data from here
http://www.iceinspace.com.au/forum/archive/index.php/t-69773.htmlThose numbers match JPL. New values for Stellarium:
[Elenin_C2010_X1]
# Data taken from JPL/HORIZONS
# correct for the specified time frame:
# Start Time : A.D. 2011-Jan-05 00:00:00.0000 CT
# Stop Time : A.D. 2011-Jan-05 00:00:00.0000 CT
name = Comet Elenin (C/2010 X1)
parent = Sun
coord_func = comet_orbit
oblateness = 0.0
lighting = true
halo = true
color = 1.0,1.0,1.0
tex_halo = star16x16.png
tex_map = nomap.png
lighting = false
orbit_Epoch = 2455566.500000000
orbit_TimeAtPericenter = 2455815.5800386025
orbit_PericenterDistance = 0.4845932028112245
orbit_Eccentricity = 0.9999975116715066
orbit_ArgOfPericenter = 343.762694978635
orbit_AscendingNode = 323.1999299462579
orbit_Inclination = 1.836414212487844
radius = 34
albedo = 0.15
absolute_magnitude = 10
slope_parameter = 13.6
type = comet
The last 3 lines are only to be used with 0.10.6.1 or later