Method: When::Ephemeris::Datum#mean_motion

Defined in:

lib/when_exe/ephemeris.rb

#mean_motion ⇒ Numeric

平均運動 / (DEG / YEAR)

Returns:

• (Numeric)

# File 'lib/when_exe/ephemeris.rb', line 1005

def mean_motion
  return @phi[0][2]
end