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Astronomy

Dec. 21, 2014 Rise Solar Noon Set
Actual Time 7:45 AM PST 12:11 PM PST 4:38 PM PST
Civil Twilight 7:11 AM PST   5:11 PM PST
Nautical Twilight 6:35 AM PST   5:47 PM PST
Astronomical Twilight 6:00 AM PST   6:23 PM PST
Altitude -0.8° 22.5° -0.8°
Azimuth 122.6° 180.0° 237.4°
Hour Angle of the Sun 66.6° 66.6° -66.6°
Mean Anomaly of the Sun 346.95° 347.13° 347.31°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -90.33° -90.13° -89.92°
Sun Declination -23.43° -23.43° -23.43°
Moon 7:04 AM PST   4:52 PM PST
Length of Visible Light 9h 59m
Length of Day
8h 52m
Waning Crescent, 0% of the Moon is Illuminated
Dec 21
Waning Crescent
Dec 21
New
Dec 28
First Quarter
Jan 4
Full
Jan 13
Last Quarter