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Astronomy

Jan. 31, 2015 Rise Solar Noon Set
Actual Time 8:45 AM AST 1:28 PM AST 6:12 PM AST
Civil Twilight 8:11 AM AST   6:46 PM AST
Nautical Twilight 7:34 AM AST   7:24 PM AST
Astronomical Twilight 6:57 AM AST   8:00 PM AST
Altitude -0.8° 24.5° -0.8°
Azimuth 115.6° 180.0° 244.6°
Hour Angle of the Sun 70.9° 71.0° -71.0°
Mean Anomaly of the Sun 27.23° 27.43° 27.62°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -46.23° -46.03° -45.82°
Sun Declination -17.38° -17.32° -17.27°
Moon 3:33 PM AST (1/31)   6:07 AM AST (1/31)
Length of Visible Light 10h 34m
Length of Day
9h 27m
Waxing Gibbous, 92% of the Moon is Illuminated
Jan 31
Waxing Gibbous
Feb 3
Full
Feb 11
Last Quarter
Feb 18
New
Feb 25
First Quarter