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Astronomy

Jan. 21, 2017 Rise Solar Noon Set
Actual Time 7:14 AM EST 12:06 PM EST 4:58 PM EST
Civil Twilight 6:44 AM EST   5:28 PM EST
Nautical Twilight 6:10 AM EST   6:02 PM EST
Astronomical Twilight 5:38 AM EST   6:34 PM EST
Altitude -0.8° 29.2° -0.8°
Azimuth 115.9° 180.0° 244.3°
Hour Angle of the Sun 73.0° 73.0° -73.1°
Mean Anomaly of the Sun 17.83° 18.03° 18.23°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -56.11° -55.89° -55.68°
Sun Declination -19.79° -19.74° -19.70°
Moon 1:34 AM EST   12:23 PM EST
Length of Visible Light 10h 44m
Length of Day
9h 44m
Last Quarter, 38% of the Moon is Illuminated
Jan 21
Last Quarter
Jan 27
New
Feb 3
First Quarter
Feb 10
Full
Feb 18
Last Quarter