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Astronomy

Dec. 18, 2017 Rise Solar Noon Set
Actual Time 7:39 AM EST 12:27 PM EST 5:15 PM EST
Civil Twilight 7:10 AM EST   5:44 PM EST
Nautical Twilight 6:37 AM EST   6:17 PM EST
Astronomical Twilight 6:05 AM EST   6:48 PM EST
Altitude -0.8° 29.3° -0.8°
Azimuth 119.2° 180.0° 240.8°
Hour Angle of the Sun 71.9° 71.9° -71.9°
Mean Anomaly of the Sun 344.08° 344.28° 344.47°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -93.51° -93.29° -93.06°
Sun Declination -23.40° -23.40° -23.41°
Moon 7:43 AM EST   5:54 PM EST
Length of Visible Light 10h 34m
Length of Day
9h 35m
New Moon, 0% of the Moon is Illuminated
Dec 18
New Moon
Dec 26
First Quarter
Jan 1
Full
Jan 8
Last Quarter
Jan 16
New