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Astronomy

Jan. 21, 2017 Rise Solar Noon Set
Actual Time 7:53 AM EST 12:50 PM EST 5:48 PM EST
Civil Twilight 7:24 AM EST   6:16 PM EST
Nautical Twilight 6:51 AM EST   6:49 PM EST
Astronomical Twilight 6:20 AM EST   7:21 PM EST
Altitude -0.8° 31.4° -0.8°
Azimuth 115.0° 180.0° 245.1°
Hour Angle of the Sun 74.3° 74.4° -74.4°
Mean Anomaly of the Sun 17.86° 18.06° 18.26°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -56.08° -55.86° -55.64°
Sun Declination -19.78° -19.74° -19.69°
Moon 2:17 AM EST (1/21)   1:12 PM EST (1/21)
Length of Visible Light 10h 52m
Length of Day
9h 54m
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