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Astronomy

Jan. 21, 2017 Rise Solar Noon Set
Actual Time 7:24 AM EST 12:20 PM EST 5:16 PM EST
Civil Twilight 6:55 AM EST   5:45 PM EST
Nautical Twilight 6:22 AM EST   6:18 PM EST
Astronomical Twilight 5:50 AM EST   6:50 PM EST
Altitude -0.8° 30.7° -0.8°
Azimuth 115.3° 180.0° 244.8°
Hour Angle of the Sun 73.9° 73.9° -74.0°
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° -55.67°
Sun Declination -19.79° -19.74° -19.69°
Moon 1:46 AM EST (1/21)   12:40 PM EST (1/21)
Length of Visible Light 10h 49m
Length of Day
9h 51m
Waning Crescent, 29% of the Moon is Illuminated
Jan 21
Waning Crescent
Jan 27
New
Feb 3
First Quarter
Feb 10
Full
Feb 18
Last Quarter