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Astronomy

Jan. 31, 2015 Rise Solar Noon Set
Actual Time 7:26 AM PST 12:12 PM PST 4:58 PM PST
Civil Twilight 6:53 AM PST   5:31 PM PST
Nautical Twilight 6:16 AM PST   6:08 PM PST
Astronomical Twilight 5:40 AM PST   6:44 PM PST
Altitude -0.8° 25.2° -0.8°
Azimuth 115.2° 180.0° 245.0°
Hour Angle of the Sun 71.5° 71.5° -71.6°
Mean Anomaly of the Sun 27.34° 27.54° 27.73°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -46.11° -45.91° -45.71°
Sun Declination -17.35° -17.29° -17.24°
Moon 2:26 PM PST   4:54 AM PST
Length of Visible Light 10h 38m
Length of Day
9h 32m
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