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Astronomy

Jan. 21, 2017 Rise Solar Noon Set
Actual Time 7:16 AM EST 12:11 PM EST 5:06 PM EST
Civil Twilight 6:47 AM EST   5:36 PM EST
Nautical Twilight 6:14 AM EST   6:08 PM EST
Astronomical Twilight 5:42 AM EST   6:41 PM EST
Altitude -0.8° 30.3° -0.8°
Azimuth 115.4° 180.0° 244.7°
Hour Angle of the Sun 73.7° 73.7° -73.8°
Mean Anomaly of the Sun 17.83° 18.03° 18.23°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -56.10° -55.89° -55.67°
Sun Declination -19.79° -19.74° -19.70°
Moon 1:38 AM EST (1/21)   12:30 PM EST (1/21)
Length of Visible Light 10h 48m
Length of Day
9h 50m
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