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Astronomy

Jan. 21, 2017 Rise Solar Noon Set
Actual Time 7:02 AM EST 11:51 AM EST 4:41 PM EST
Civil Twilight 6:31 AM EST   5:11 PM EST
Nautical Twilight 5:57 AM EST   5:45 PM EST
Astronomical Twilight 5:24 AM EST   6:19 PM EST
Altitude -0.8° 28.3° -0.8°
Azimuth 116.3° 180.0° 243.9°
Hour Angle of the Sun 72.4° 72.4° -72.5°
Mean Anomaly of the Sun 17.82° 18.02° 18.22°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -56.12° -55.90° -55.69°
Sun Declination -19.79° -19.75° -19.70°
Moon 1:20 AM EST   12:06 PM EST
Length of Visible Light 10h 40m
Length of Day
9h 39m
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