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Astronomy

Jan. 21, 2018 Rise Solar Noon Set
Actual Time 7:25 AM PST 12:18 PM PST 5:10 PM PST
Civil Twilight 6:56 AM PST   5:40 PM PST
Nautical Twilight 6:22 AM PST   6:13 PM PST
Astronomical Twilight 5:49 AM PST   6:46 PM PST
Altitude -0.8° 29.3° -0.8°
Azimuth 115.8° 180.0° 244.3°
Hour Angle of the Sun 73.0° 73.1° -73.1°
Mean Anomaly of the Sun 17.70° 17.90° 18.10°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -56.22° -56.01° -55.80°
Sun Declination -19.81° -19.77° -19.72°
Moon 10:03 AM PST   9:52 PM PST
Length of Visible Light 10h 44m
Length of Day
9h 44m
Waxing Crescent, 20% of the Moon is Illuminated
Jan 21
Waxing Crescent
Jan 24
First Quarter
Jan 31
Full
Feb 7
Last Quarter
Feb 15
New