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Astronomy

Dec. 10, 2017 Rise Solar Noon Set
Actual Time 7:12 AM PST 12:01 PM PST 4:50 PM PST
Civil Twilight 6:43 AM PST   5:19 PM PST
Nautical Twilight 6:10 AM PST   5:51 PM PST
Astronomical Twilight 5:39 AM PST   6:23 PM PST
Altitude -0.8° 29.4° -0.8°
Azimuth 118.8° 180.0° 241.2°
Hour Angle of the Sun 72.1° 72.1° -72.1°
Mean Anomaly of the Sun 336.30° 336.50° 336.69°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -102.23° -102.01° -101.79°
Sun Declination -22.96° -22.98° -22.99°
Moon No Moon Rise   12:51 PM PST (12/10)
Length of Visible Light 10h 35m
Length of Day
9h 37m
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