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Astronomy

Dec. 12, 2017 Rise Solar Noon Set
Actual Time 7:48 AM -01 12:36 PM -01 5:24 PM -01
Civil Twilight 7:19 AM -01   5:53 PM -01
Nautical Twilight 6:46 AM -01   6:26 PM -01
Astronomical Twilight 6:14 AM -01   6:58 PM -01
Altitude -0.8° 29.2° -0.8°
Azimuth 119.0° 180.0° 241.0°
Hour Angle of the Sun 71.9° 71.9° -71.9°
Mean Anomaly of the Sun 338.01° 338.21° 338.40°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -100.32° -100.10° -99.88°
Sun Declination -23.10° -23.11° -23.12°
Moon 2:11 AM -01   2:21 PM -01
Length of Visible Light 10h 34m
Length of Day
9h 35m
Waning Crescent, 25% of the Moon is Illuminated
Dec 12
Waning Crescent
Dec 18
New
Dec 26
First Quarter
Jan 1
Full
Jan 8
Last Quarter