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Astronomy

Dec. 10, 2017 Rise Solar Noon Set
Actual Time 7:42 AM PST 12:04 PM PST 4:26 PM PST
Civil Twilight 7:07 AM PST   5:00 PM PST
Nautical Twilight 6:30 AM PST   5:38 PM PST
Astronomical Twilight 5:54 AM PST   6:14 PM PST
Altitude -0.8° 21.2° -0.8°
Azimuth 123.0° 180.0° 236.9°
Hour Angle of the Sun 65.5° 65.5° -65.5°
Mean Anomaly of the Sun 336.32° 336.50° 336.68°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -102.21° -102.01° -101.81°
Sun Declination -22.96° -22.98° -22.99°
Moon No Moon Rise   12:59 PM PST (12/10)
Length of Visible Light 9h 52m
Length of Day
8h 44m
Last Quarter, 40% of the Moon is Illuminated
Dec 11
Last Quarter
Dec 18
New
Dec 26
First Quarter
Jan 1
Full
Jan 8
Last Quarter