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Astronomy

Jan. 21, 2017 Rise Solar Noon Set
Actual Time 7:52 AM AST 12:30 PM AST 5:08 PM AST
Civil Twilight 7:19 AM AST   5:41 PM AST
Nautical Twilight 6:42 AM AST   6:17 PM AST
Astronomical Twilight 6:07 AM AST   6:53 PM AST
Altitude -0.8° 24.1° -0.8°
Azimuth 118.3° 180.0° 241.9°
Hour Angle of the Sun 69.4° 69.4° -69.5°
Mean Anomaly of the Sun 17.81° 18.00° 18.19°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -56.12° -55.92° -55.72°
Sun Declination -19.79° -19.75° -19.70°
Moon 2:05 AM AST   12:36 PM AST
Length of Visible Light 10h 21m
Length of Day
9h 15m
Waning Crescent, 33% of the Moon is Illuminated
Jan 21
Waning Crescent
Jan 27
New
Feb 3
First Quarter
Feb 10
Full
Feb 18
Last Quarter