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Astronomy

Jan. 21, 2017 Rise Solar Noon Set
Actual Time 7:20 AM PST 12:20 PM PST 5:19 PM PST
Civil Twilight 6:52 AM PST   5:48 PM PST
Nautical Twilight 6:20 AM PST   6:20 PM PST
Astronomical Twilight 5:48 AM PST   6:51 PM PST
Altitude -0.8° 32.2° -0.8°
Azimuth 114.7° 180.0° 245.4°
Hour Angle of the Sun 74.8° 74.9° -74.9°
Mean Anomaly of the Sun 17.96° 18.16° 18.37°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -55.97° -55.75° -55.53°
Sun Declination -19.76° -19.71° -19.66°
Moon 1:51 AM PST (1/21)   12:46 PM PST (1/21)
Length of Visible Light 10h 56m
Length of Day
9h 59m
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