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Astronomy

Dec. 10, 2017 Rise Solar Noon Set
Actual Time 7:51 AM PST 12:02 PM PST 4:13 PM PST
Civil Twilight 7:14 AM PST   4:49 PM PST
Nautical Twilight 6:34 AM PST   5:30 PM PST
Astronomical Twilight 5:56 AM PST   6:08 PM PST
Altitude -0.8° 18.3° -0.8°
Azimuth 125.1° 180.0° 234.9°
Hour Angle of the Sun 62.7° 62.7° -62.7°
Mean Anomaly of the Sun 336.33° 336.50° 336.67°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -102.20° -102.01° -101.82°
Sun Declination -22.96° -22.98° -22.99°
Moon No Moon Rise   12:59 PM PST (12/10)
Length of Visible Light 9h 35m
Length of Day
8h 21m
Last Quarter, 41% of the Moon is Illuminated
Dec 10
Last Quarter
Dec 18
New
Dec 26
First Quarter
Jan 1
Full
Jan 8
Last Quarter