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Astronomy

Jan. 21, 2017 Rise Solar Noon Set
Actual Time 7:16 AM EST 12:02 PM EST 4:49 PM EST
Civil Twilight 6:45 AM EST   5:20 PM EST
Nautical Twilight 6:10 AM EST   5:55 PM EST
Astronomical Twilight 5:37 AM EST   6:29 PM EST
Altitude -0.8° 27.0° -0.8°
Azimuth 116.8° 180.0° 243.3°
Hour Angle of the Sun 71.5° 71.5° -71.6°
Mean Anomaly of the Sun 17.83° 18.03° 18.22°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -56.10° -55.90° -55.69°
Sun Declination -19.79° -19.74° -19.70°
Moon 1:34 AM EST   12:15 PM EST
Length of Visible Light 10h 34m
Length of Day
9h 32m
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