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Astronomy

Dec. 18, 2017 Rise Solar Noon Set
Actual Time 8:53 AM GMT 12:26 PM GMT 3:59 PM GMT
Civil Twilight 8:06 AM GMT   4:45 PM GMT
Nautical Twilight 7:18 AM GMT   5:33 PM GMT
Astronomical Twilight 6:33 AM GMT   6:18 PM GMT
Altitude -0.8° 11.2° -0.8°
Azimuth 132.7° 180.0° 227.3°
Hour Angle of the Sun 53.2° 53.2° -53.2°
Mean Anomaly of the Sun 343.92° 344.07° 344.22°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -93.68° -93.52° -93.35°
Sun Declination -23.39° -23.40° -23.40°
Moon 8:35 AM GMT   4:39 PM GMT
Length of Visible Light 8h 38m
Length of Day
7h 06m
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