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Astronomy

Jan. 21, 2017 Rise Solar Noon Set
Actual Time 6:47 AM PST 11:58 AM PST 5:09 PM PST
Civil Twilight 6:21 AM PST   5:35 PM PST
Nautical Twilight 5:51 AM PST   6:05 PM PST
Astronomical Twilight 5:21 AM PST   6:35 PM PST
Altitude -0.8° 37.4° -0.8°
Azimuth 113.2° 180.0° 247.0°
Hour Angle of the Sun 77.7° 77.7° -77.7°
Mean Anomaly of the Sun 17.93° 18.15° 18.36°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -55.99° -55.77° -55.54°
Sun Declination -19.76° -19.72° -19.67°
Moon 1:21 AM PST (1/21)   12:32 PM PST (1/21)
Length of Visible Light 11h 14m
Length of Day
10h 21m
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