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Astronomy

Jan. 21, 2017 Rise Solar Noon Set
Actual Time 7:25 AM EST 12:21 PM EST 5:18 PM EST
Civil Twilight 6:56 AM EST   5:47 PM EST
Nautical Twilight 6:23 AM EST   6:19 PM EST
Astronomical Twilight 5:51 AM EST   6:51 PM EST
Altitude -0.8° 30.8° -0.8°
Azimuth 115.2° 180.0° 244.9°
Hour Angle of the Sun 74.0° 74.0° -74.1°
Mean Anomaly of the Sun 17.84° 18.04° 18.24°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -56.10° -55.88° -55.66°
Sun Declination -19.79° -19.74° -19.69°
Moon 1:47 AM EST   12:41 PM EST
Length of Visible Light 10h 50m
Length of Day
9h 52m
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