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Astronomy

Jan. 31, 2015 Rise Solar Noon Set
Actual Time 7:14 AM PST 12:22 PM PST 5:30 PM PST
Civil Twilight 6:46 AM PST   5:58 PM PST
Nautical Twilight 6:15 AM PST   6:30 PM PST
Astronomical Twilight 5:44 AM PST   7:01 PM PST
Altitude -0.8° 34.5° -0.8°
Azimuth 111.6° 180.0° 248.6°
Hour Angle of the Sun 76.9° 77.0° -77.0°
Mean Anomaly of the Sun 27.33° 27.54° 27.76°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -46.12° -45.90° -45.68°
Sun Declination -17.35° -17.29° -17.23°
Moon 3:01 PM PST (1/31)   4:39 AM PST (1/31)
Length of Visible Light 11h 11m
Length of Day
10h 15m
Waxing Gibbous, 93% of the Moon is Illuminated
Feb 1
Waxing Gibbous
Feb 3
Full
Feb 11
Last Quarter
Feb 18
New
Feb 25
First Quarter