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Astronomy

Jan. 31, 2015 Rise Solar Noon Set
Actual Time 9:39 AM AKST 1:04 PM AKST 4:29 PM AKST
Civil Twilight 8:40 AM AKST   5:29 PM AKST
Nautical Twilight 7:39 AM AKST   6:30 PM AKST
Astronomical Twilight 6:42 AM AKST   7:27 PM AKST
Altitude -0.8° 7.9° -0.8°
Azimuth 132.0° 180.0° 228.3°
Hour Angle of the Sun 51.1° 51.3° -51.4°
Mean Anomaly of the Sun 27.47° 27.61° 27.76°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -45.98° -45.83° -45.68°
Sun Declination -17.31° -17.27° -17.23°
Moon 1:46 PM AKST (1/31)   7:26 AM AKST (1/31)
Length of Visible Light 8h 49m
Length of Day
6h 50m
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