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Astronomy

Jan. 31, 2015 Rise Solar Noon Set
Actual Time 7:11 AM PST 12:15 PM PST 5:20 PM PST
Civil Twilight 6:42 AM PST   5:49 PM PST
Nautical Twilight 6:10 AM PST   6:21 PM PST
Astronomical Twilight 5:38 AM PST   6:53 PM PST
Altitude -0.8° 33.0° -0.8°
Azimuth 112.1° 180.0° 248.1°
Hour Angle of the Sun 76.1° 76.2° -76.2°
Mean Anomaly of the Sun 27.33° 27.54° 27.75°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -46.12° -45.91° -45.69°
Sun Declination -17.35° -17.29° -17.23°
Moon 2:50 PM PST   4:36 AM PST
Length of Visible Light 11h 06m
Length of Day
10h 09m
Waxing Gibbous, 88% of the Moon is Illuminated
Jan 31
Waxing Gibbous
Feb 3
Full
Feb 11
Last Quarter
Feb 18
New
Feb 25
First Quarter