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Astronomy

Jan. 31, 2015 Rise Solar Noon Set
Actual Time 6:51 AM PST 12:07 PM PST 5:22 PM PST
Civil Twilight 6:25 AM PST   5:49 PM PST
Nautical Twilight 5:55 AM PST   6:19 PM PST
Astronomical Twilight 5:25 AM PST   6:48 PM PST
Altitude -0.8° 38.7° -0.8°
Azimuth 110.5° 180.0° 249.6°
Hour Angle of the Sun 78.9° 78.9° -79.0°
Mean Anomaly of the Sun 27.32° 27.53° 27.75°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -46.14° -45.91° -45.69°
Sun Declination -17.36° -17.29° -17.23°
Moon 2:54 PM PST   4:14 AM PST
Length of Visible Light 11h 24m
Length of Day
10h 31m
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