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Astronomy

May. 23, 2017 Rise Solar Noon Set
Actual Time 4:52 AM BST 1:14 PM BST 9:38 PM BST
Civil Twilight 3:59 AM BST   10:32 PM BST
Nautical Twilight 2:27 AM BST   12:06 AM BST
Astronomical Twilight Sun does not set   Sun does not set
Altitude -0.8° 54.8° -0.8°
Azimuth 49.5° 180.0° 310.8°
Hour Angle of the Sun 125.7° 125.8° -125.9°
Mean Anomaly of the Sun 137.73° 138.07° 138.42°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 60.14° 60.49° 60.85°
Sun Declination 20.60° 20.67° 20.73°
Moon 4:18 AM BST   6:09 PM BST
Length of Visible Light 18h 33m
Length of Day
16h 46m
Waning Crescent, 9% of the Moon is Illuminated
May 23
Waning Crescent
May 25
New
Jun 1
First Quarter
Jun 9
Full
Jun 17
Last Quarter