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Astronomy

Apr. 23, 2017 Rise Solar Noon Set
Actual Time 5:45 AM BST 1:10 PM BST 8:36 PM BST
Civil Twilight 5:03 AM BST   9:18 PM BST
Nautical Twilight 4:07 AM BST   10:15 PM BST
Astronomical Twilight 2:53 AM BST   11:32 PM BST
Altitude -0.8° 46.5° -0.8°
Azimuth 65.6° 180.0° 294.8°
Hour Angle of the Sun 111.1° 111.3° -111.5°
Mean Anomaly of the Sun 108.20° 108.50° 108.81°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 31.01° 31.30° 31.59°
Sun Declination 12.59° 12.69° 12.79°
Moon 5:02 AM BST   4:24 PM BST
Length of Visible Light 16h 15m
Length of Day
14h 50m
Waning Crescent, 14% of the Moon is Illuminated
Apr 23
Waning Crescent
Apr 26
New
May 2
First Quarter
May 10
Full
May 18
Last Quarter