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Astronomy

Jan. 31, 2015 Rise Solar Noon Set
Actual Time 7:23 AM PST 12:20 PM PST 5:19 PM PST
Civil Twilight 6:52 AM PST   5:49 PM PST
Nautical Twilight 6:19 AM PST   6:23 PM PST
Astronomical Twilight 5:45 AM PST   6:56 PM PST
Altitude -0.8° 29.9° -0.8°
Azimuth 113.1° 180.0° 247.0°
Hour Angle of the Sun 74.4° 74.5° -74.6°
Mean Anomaly of the Sun 27.34° 27.54° 27.75°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -46.12° -45.90° -45.69°
Sun Declination -17.35° -17.29° -17.23°
Moon 2:48 PM PST   4:49 AM PST
Length of Visible Light 10h 56m
Length of Day
9h 56m
Waxing Gibbous, 90% of the Moon is Illuminated
Jan 31
Waxing Gibbous
Feb 3
Full
Feb 11
Last Quarter
Feb 18
New
Feb 25
First Quarter