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Astronomy

Jan. 21, 2017 Rise Solar Noon Set
Actual Time 8:11 AM EST 12:51 PM EST 5:32 PM EST
Civil Twilight 7:39 AM EST   6:04 PM EST
Nautical Twilight 7:03 AM EST   6:40 PM EST
Astronomical Twilight 6:28 AM EST   7:15 PM EST
Altitude -0.8° 24.9° -0.8°
Azimuth 117.9° 180.0° 242.3°
Hour Angle of the Sun 70.0° 70.0° -70.1°
Mean Anomaly of the Sun 17.87° 18.06° 18.25°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -56.06° -55.86° -55.65°
Sun Declination -19.78° -19.74° -19.69°
Moon 2:29 AM EST   1:01 PM EST
Length of Visible Light 10h 25m
Length of Day
9h 20m
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