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Astronomy

Sep. 21, 2017 Rise Solar Noon Set
Actual Time 6:51 AM BST 1:00 PM BST 7:08 PM BST
Civil Twilight 6:17 AM BST   7:42 PM BST
Nautical Twilight 5:37 AM BST   8:22 PM BST
Astronomical Twilight 4:54 AM BST   9:04 PM BST
Altitude -0.8° 38.1° -0.8°
Azimuth 87.9° 180.0° 271.8°
Hour Angle of the Sun 92.2° 92.0° -91.9°
Mean Anomaly of the Sun 257.07° 257.32° 257.57°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 178.57° 178.80° 179.03°
Sun Declination 0.62° 0.52° 0.42°
Moon 7:59 AM BST   7:59 PM BST
Length of Visible Light 13h 24m
Length of Day
12h 16m
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