Moon Atlas

Click on any of the numbers to be taken to a description of that lunar feature.

First Quarter Moon

Last Quarter Moon

Hipparchus Horrocks Albategnius Stöfler Maurolycus Pelavlus Langrenus Albategnius Aristoteles Hercules Atlas Bürg Endymlon Julius Caesar Aliacencis Werner Manilius Delambre Macrobius Theophilus Piccolomni Piccolomni Mare Serenitatis Mare Tranquilitatis Mare Nectaris Mare Foecunditatis Mare Crisium Mare Frigoris Mare Vaporum Locus Somniorum Lacus Mortis Alpine Valley Alps Mountains Taurus Mountains Caucasus Mountains Appenines Mountains Ariadaeus RiIIe Rheita Valley Pyrenees Mountains Palos Somnii Mare Undarum Mare Spumans Clavius Maginus J. Herschel Epigenes Bianchini Mare Frigoris Sinus Roris Jura Mountains Sinus Iridium Straight Range Mare Imbrium AIps Mountains Alpine Valley Pico Mountain Piton Mountain Palus Nebularum Aristillus Spitzbergen Harbinger Mountains Aristarchus Oceanus Procellarum Autolycus Archimedes Timocharis Palus Putredinis Herodotus Sinus Medii Mare Vaporum Eratosthenes Sinus Aestuum Kepler Pallas Copernicus Riccoli Grimaldi Herschel Ptolemaeus Riphaeus Mountains Albategnius Alphonsus Gassendi Alpetragius Arzachel Mare Nubium Mare Humorum Appenines Mountains Tycho Sinus Medii
Telescope Magnification

Divide the objective lens focal length (F/L)
by the eyepiece focal length (f/l).

(8 inch Celestron, has a
2000 mm focal length (F/L)

Obj. F/L in mm

Eye f/l in mm

Mag

2000

7

286

2000

9.7

206

2000

17

118

2000

26

77

2000

45

44

© by Keith L. Smyth, 2004