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Astronomy

Jan. 21, 2017 Rise Solar Noon Set
Actual Time 7:39 AM PST 12:19 PM PST 4:59 PM PST
Civil Twilight 7:06 AM PST   5:31 PM PST
Nautical Twilight 6:30 AM PST   6:07 PM PST
Astronomical Twilight 5:55 AM PST   6:43 PM PST
Altitude -0.8° 24.8° -0.8°
Azimuth 117.9° 180.0° 242.3°
Hour Angle of the Sun 69.9° 70.0° -70.0°
Mean Anomaly of the Sun 17.97° 18.16° 18.35°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -55.96° -55.75° -55.55°
Sun Declination -19.76° -19.71° -19.67°
Moon 2:02 AM PST (1/21)   12:32 PM PST (1/21)
Length of Visible Light 10h 24m
Length of Day
9h 19m
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