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Astronomy

May. 21, 2018 Rise Solar Noon Set
Actual Time 4:47 AM BST 1:21 PM BST 9:56 PM BST
Civil Twilight 3:47 AM BST   10:57 PM BST
Nautical Twilight 1:53 AM BST   12:49 AM BST
Astronomical Twilight Sun does not set   Sun does not set
Altitude -0.8° 52.0° -0.8°
Azimuth 47.3° 180.0° 313.0°
Hour Angle of the Sun 128.4° 128.6° -128.8°
Mean Anomaly of the Sun 135.50° 135.85° 136.20°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 57.89° 58.24° 58.60°
Sun Declination 20.16° 20.23° 20.30°
Moon 11:17 AM BST   2:37 AM BST
Length of Visible Light 19h 09m
Length of Day
17h 08m
Waxing Crescent, 44% of the Moon is Illuminated
May 21
Waxing Crescent
May 21
First Quarter
May 29
Full
Jun 6
Last Quarter
Jun 13
New