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 . $ \alpha \def $ phase angle between earth and sun as seen from the moon  . $ \alpha \equiv $ phase angle between earth and sun as seen from the moon

Lunar Brightness

semimajor axis

384,399 km

Eccentricity

0.0549

Perigee

362,570 km

394393 ??

Apogee

405,410 km

406728 ??

. Krisciunas & Schaefer, "A Model of the Brightness of Moonlight", Publications of the Astronautical Society of the Pacific, 103: 1033-1039, September 1991.

notes:

  • \alpha \equiv phase angle between earth and sun as seen from the moon

  • Z zenith distance (angle???)

LunarBrightness (last edited 2012-05-12 17:54:13 by KeithLofstrom)