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Astronomy

Dec. 12, 2017 Rise Solar Noon Set
Actual Time 8:38 AM GMT 12:10 PM GMT 3:43 PM GMT
Civil Twilight 7:51 AM GMT   4:29 PM GMT
Nautical Twilight 7:02 AM GMT   5:18 PM GMT
Astronomical Twilight 6:17 AM GMT   6:03 PM GMT
Altitude -0.8° 11.1° -0.8°
Azimuth 132.6° 180.0° 227.3°
Hour Angle of the Sun 53.1° 53.1° -53.1°
Mean Anomaly of the Sun 338.00° 338.15° 338.29°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -100.33° -100.17° -100.00°
Sun Declination -23.10° -23.11° -23.12°
Moon 1:44 AM GMT   1:45 PM GMT
Length of Visible Light 8h 38m
Length of Day
7h 04m
Waning Crescent, 30% of the Moon is Illuminated
Dec 12
Waning Crescent
Dec 18
New
Dec 26
First Quarter
Jan 1
Full
Jan 8
Last Quarter