以前 stellarium data 下有 ssytem.ini file
天體 小行星 新加 comet
現在都分開了 0.19
portable 免安裝版本
xxx /app/stellarium/data 下
ssytem_1000comet.ini => wrong path
真的 xxx/ data /stellarium/data/ssystem_minor.ini
不過 改過後免安裝 stellarium 找不到彗星 上網 upldate 後才 又有
但發現 data /stellarium/data/ssystem_minor.in 不見 ..
WHY ?
[c2017t2(panstarrs)]
absolute_magnitude = 5
albedo = 0.1
coord_func = comet_orbit
dust_brightnessfactor = 1.5
dust_lengthfactor = 0.4
dust_widthfactor = 1.5
name = C/2017 T2 (PANSTARRS)
orbit_ArgOfPericenter = 92.994
orbit_AscendingNode = 64.3782
orbit_Eccentricity = 0.999656
orbit_Inclination = 57.2307
orbit_PericenterDistance = 1.615096
orbit_TimeAtPericenter = 2458974.451099537
orbit_good = 1000
orbit_visualization_period = 117505521.78691941
radius = 5
slope_parameter = 4
type = comet
[c2019y1(atlas)]
absolute_magnitude = 13.7
albedo = 0.1
coord_func = comet_orbit
dust_brightnessfactor = 1.5
dust_lengthfactor = 0.4
dust_widthfactor = 1.5
name = C/2019 Y1 (ATLAS)
orbit_ArgOfPericenter = 57.9773
orbit_AscendingNode = 31.5194
orbit_Eccentricity = 0.990429
orbit_Inclination = 73.2513
orbit_PericenterDistance = 0.831579
orbit_TimeAtPericenter = 2458924.098888889
orbit_good = 1000
orbit_visualization_period = 295813.3180058174
radius = 5
slope_parameter = 4
type = comet
[c2019y4(atlas)]
absolute_magnitude = 12
albedo = 0.1
coord_func = comet_orbit
dust_brightnessfactor = 1.5
dust_lengthfactor = 0.4
dust_widthfactor = 1.5
name = C/2019 Y4 (ATLAS)
orbit_ArgOfPericenter = 177.3985
orbit_AscendingNode = 120.578
orbit_Eccentricity = 0.999189
orbit_Inclination = 45.3905
orbit_PericenterDistance = 0.25299
orbit_TimeAtPericenter = 2459000.544398148
orbit_good = 1000
orbit_visualization_period = 2012436.4652666887
radius = 5
slope_parameter = 4
type = comet
https://sourceforge.net/p/stellarium/discussion/278769/thread/b9444a0c/http://stellarium.sourceforge.net/wiki/index.php/Advanced_Use albedo 反照率 0.1 => 0.99
