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Astronomy

Jan. 21, 2017 Rise Solar Noon Set
Actual Time 7:12 AM PST 12:12 PM PST 5:13 PM PST
Civil Twilight 6:43 AM PST   5:41 PM PST
Nautical Twilight 6:12 AM PST   6:13 PM PST
Astronomical Twilight 5:40 AM PST   6:44 PM PST
Altitude -0.8° 32.7° -0.8°
Azimuth 114.6° 180.0° 245.6°
Hour Angle of the Sun 75.1° 75.1° -75.2°
Mean Anomaly of the Sun 17.95° 18.16° 18.36°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -55.98° -55.76° -55.54°
Sun Declination -19.76° -19.71° -19.67°
Moon 1:42 AM PST (1/21)   12:39 PM PST (1/21)
Length of Visible Light 10h 57m
Length of Day
10h 01m
Waning Crescent, 29% of the Moon is Illuminated
Jan 21
Waning Crescent
Jan 27
New
Feb 3
First Quarter
Feb 10
Full
Feb 18
Last Quarter