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Astronomy

Oct. 20, 2017 Rise Solar Noon Set
Actual Time 7:58 AM BST 1:01 PM BST 6:04 PM BST
Civil Twilight 7:20 AM BST   6:41 PM BST
Nautical Twilight 6:37 AM BST   7:24 PM BST
Astronomical Twilight 5:54 AM BST   8:07 PM BST
Altitude -0.8° 23.7° -0.8°
Azimuth 107.5° 180.0° 252.2°
Hour Angle of the Sun 75.8° 75.7° -75.6°
Mean Anomaly of the Sun 285.70° 285.90° 286.11°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -154.87° -154.67° -154.47°
Sun Declination -10.43° -10.51° -10.58°
Moon 8:19 AM BST (10/20)   6:51 PM BST (10/20)
Length of Visible Light 11h 21m
Length of Day
10h 05m
New Moon, 0% of the Moon is Illuminated
Oct 19
New Moon
Oct 27
First Quarter
Nov 4
Full
Nov 10
Last Quarter
Nov 18
New