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Astronomy

Dec. 17, 2017 Rise Solar Noon Set
Actual Time 7:11 AM EST 11:44 AM EST 4:17 PM EST
Civil Twilight 6:39 AM EST   4:49 PM EST
Nautical Twilight 6:04 AM EST   5:24 PM EST
Astronomical Twilight 5:30 AM EST   5:58 PM EST
Altitude -0.8° 24.3° -0.8°
Azimuth 121.6° 180.0° 238.4°
Hour Angle of the Sun 68.1° 68.1° -68.1°
Mean Anomaly of the Sun 343.08° 343.26° 343.45°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -94.64° -94.43° -94.22°
Sun Declination -23.37° -23.37° -23.38°
Moon 6:19 AM EST   4:13 PM EST
Length of Visible Light 10h 09m
Length of Day
9h 05m
Waning Crescent, 0% of the Moon is Illuminated
Dec 17
Waning Crescent
Dec 18
New
Dec 26
First Quarter
Jan 1
Full
Jan 8
Last Quarter