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Astronomy

May. 23, 2017 Rise Solar Noon Set
Actual Time 4:52 AM BST 12:55 PM BST 8:58 PM BST
Civil Twilight 4:08 AM BST   9:42 PM BST
Nautical Twilight 3:04 AM BST   10:47 PM BST
Astronomical Twilight 1:27 AM BST   12:22 AM BST
Altitude -0.8° 58.6° -0.8°
Azimuth 53.7° 180.0° 306.5°
Hour Angle of the Sun 120.6° 120.7° -120.8°
Mean Anomaly of the Sun 137.73° 138.06° 138.39°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 60.14° 60.48° 60.82°
Sun Declination 20.60° 20.67° 20.73°
Moon 4:02 AM BST   5:41 PM BST
Length of Visible Light 17h 34m
Length of Day
16h 05m
Waning Crescent, 10% of the Moon is Illuminated
May 23
Waning Crescent
May 25
New
Jun 1
First Quarter
Jun 9
Full
Jun 17
Last Quarter