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Astronomy

Sep. 21, 2017 Rise Solar Noon Set
Actual Time 6:56 AM BST 1:05 PM BST 7:14 PM BST
Civil Twilight 6:19 AM BST   7:51 PM BST
Nautical Twilight 5:35 AM BST   8:35 PM BST
Astronomical Twilight 4:47 AM BST   9:22 PM BST
Altitude -0.8° 34.7° -0.8°
Azimuth 87.7° 180.0° 272.0°
Hour Angle of the Sun 92.4° 92.2° -92.1°
Mean Anomaly of the Sun 257.07° 257.32° 257.58°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 178.58° 178.81° 179.04°
Sun Declination 0.62° 0.52° 0.42°
Moon 8:06 AM BST   8:03 PM BST
Length of Visible Light 13h 31m
Length of Day
12h 17m
New Moon, 1% of the Moon is Illuminated
Sep 21
New Moon
Sep 27
First Quarter
Oct 5
Full
Oct 12
Last Quarter
Oct 19
New