Sun rotation axis workaround

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Topic author
Calculus
Posts: 216
Joined: 19.10.2002
With us: 22 years 6 months
Location: NY

Sun rotation axis workaround

Post #1by Calculus » 22.01.2003, 03:09

With the help of Selden and Grant here is a workaround to get a Sun with a correct rotation axis. Just add this fake planet in your favorite scc:


"Sun" "Sol"
{
#Texture "sun.jpg"
Texture "gstar.jpg"
Emissive true
Radius 696000 #celestia Sol : 695705.371

EllipticalOrbit {
Period 1e10
SemiMajorAxis 1e-10
Eccentricity 0.00
Inclination 0.00
}

# RotationPeriod : the actual rotation rate varies with latitude L as: ( 14.37 - 2.33 sin2 L - 1.56 sin4 L ) deg/day
RotationPeriod 609.6 # 601.25h @0 deg or 609.6h @16 deg lat
Obliquity 7.25
EquatorAscendingNode 75.62
}
---Paul
My Gallery of Celestial Phenomena:
http://www.celestiaproject.net/gallery/view_al ... e=Calculus

billybob884
Posts: 986
Joined: 16.08.2002
With us: 22 years 8 months
Location: USA, East Coast

Post #2by billybob884 » 04.02.2003, 05:09

and i didn't even know stars rotated...
Mike M.

TacoTopia!


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