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Astronomy

Jan. 21, 2017 Rise Solar Noon Set
Actual Time 6:57 AM PST 12:05 PM PST 5:13 PM PST
Civil Twilight 6:30 AM PST   5:40 PM PST
Nautical Twilight 6:00 AM PST   6:11 PM PST
Astronomical Twilight 5:30 AM PST   6:40 PM PST
Altitude -0.8° 36.1° -0.8°
Azimuth 113.5° 180.0° 246.6°
Hour Angle of the Sun 77.0° 77.0° -77.0°
Mean Anomaly of the Sun 17.94° 18.15° 18.36°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -55.99° -55.76° -55.54°
Sun Declination -19.76° -19.71° -19.67°
Moon 1:30 AM PST   12:37 PM PST
Length of Visible Light 11h 09m
Length of Day
10h 16m
Last Quarter, 37% of the Moon is Illuminated
Jan 21
Last Quarter
Jan 27
New
Feb 3
First Quarter
Feb 10
Full
Feb 18
Last Quarter