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Astronomy

Jan. 21, 2017 Rise Solar Noon Set
Actual Time 7:18 AM PST 11:56 AM PST 4:35 PM PST
Civil Twilight 6:45 AM PST   5:08 PM PST
Nautical Twilight 6:09 AM PST   5:44 PM PST
Astronomical Twilight 5:33 AM PST   6:20 PM PST
Altitude -0.8° 24.3° -0.8°
Azimuth 118.1° 180.0° 242.0°
Hour Angle of the Sun 69.5° 69.6° -69.6°
Mean Anomaly of the Sun 17.95° 18.15° 18.34°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -55.97° -55.77° -55.56°
Sun Declination -19.76° -19.72° -19.67°
Moon 1:40 AM PST (1/21)   12:08 PM PST (1/21)
Length of Visible Light 10h 22m
Length of Day
9h 16m
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