mercury.txt

一个关于星球运动的Java3d例子

name=水星
orbitdata=mercury.orbit.txt
orbitperiod=87.968435
texture=images/mercury.jpg
radius=2440
radiusscale=2000
orbitcolor=0.65625,0.65625,0
#EOF

 GEOPHYSICAL DATA:
  Mean radius (km)      =  2440(+-1)      Density (g cm^-3)     =  5.427
  Mass (10^23 kg )      =     3.302       Flattening, f         =
  Volume (x10^10 km^3)  =     6.085       Semi-major axis       =
  Sidereal rot. period  =    58.6462 d    Rot. Rate (x10^5 s)   =  0.124001
  Mean solar day        =   175.9421 d    Polar gravity ms^-2   =
  Mom. of Inertia       =     0.33        Equ. gravity  ms^-2   =  3.701
  Core radius (km)      = ~1600           Potential Love # k2   =

  GM (km^3 s^-2)        = 22032.09        Equatorial Radius, Re =    2440 km
  GM 1-sigma (km^3 s^-2)=   +-0.91        Mass ratio (sun/plnt) = 6023600

  Atmos. pressure (bar) =                 Max. angular diam.    = 11.0"
  Mean Temperature (K)  =                 Visual mag. V(1,0)    = -0.42
  Geometric albedo      =   0.106         Obliquity to orbit    = ~0.1 deg
  Sidereal orb. per.    =   0.2408445 y   Orbit vel.  km/s      = 47.8725
  Sidereal orb. per.    =  87.968435  d   Escape vel. km/s      =  4.435
  Hill's sphere rad. Rp =  94.4           Planetary Solar Const = 9936.9 (Wm^2)