API VERSION: 1.2
API SOURCE: NASA/JPL Horizons API

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 Revised: April 12, 2021               Jupiter                              599
 
 PHYSICAL DATA:
  Mass x 10^22 (g)      = 189818722 +- 8817 Density (g/cm^3)  = 1.3262 +- .0003
  Equat. radius (1 bar) = 71492+-4 km       Polar radius (km)     = 66854+-10
  Vol. Mean Radius (km) = 69911+-6          Flattening            = 0.06487
  Geometric Albedo      = 0.52              Rocky core mass (Mc/M)= 0.0261
  Sid. rot. period (III)= 9h 55m 29.71 s    Sid. rot. rate (rad/s)= 0.00017585
  Mean solar day, hrs   = ~9.9259         
  GM (km^3/s^2)         = 126686531.900     GM 1-sigma (km^3/s^2) =  +- 1.2732
  Equ. grav, ge (m/s^2) = 24.79             Pol. grav, gp (m/s^2) =  28.34
  Vis. magnitude V(1,0) = -9.40
  Vis. mag. (opposition)= -2.70             Obliquity to orbit    =  3.13 deg
  Sidereal orbit period = 11.861982204 y    Sidereal orbit period = 4332.589 d
  Mean daily motion     = 0.0831294 deg/d   Mean orbit speed, km/s= 13.0697
  Atmos. temp. (1 bar)  = 165+-5 K          Escape speed, km/s    =  59.5           
  A_roche(ice)/Rp       =  2.76             Hill's sphere rad. Rp = 740
                                 Perihelion   Aphelion     Mean
  Solar Constant (W/m^2)         56           46           51
  Maximum Planetary IR (W/m^2)   13.7         13.4         13.6
  Minimum Planetary IR (W/m^2)   13.7         13.4         13.6
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