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Astronomy

Oct. 21, 2017 Rise Solar Noon Set
Actual Time 7:00 AM EDT 12:18 PM EDT 5:34 PM EDT
Civil Twilight 6:29 AM EDT   6:05 PM EDT
Nautical Twilight 5:54 AM EDT   6:41 PM EDT
Astronomical Twilight 5:18 AM EDT   7:16 PM EDT
Altitude -0.8° 31.8° -0.8°
Azimuth 105.2° 180.0° 254.6°
Hour Angle of the Sun 79.3° 79.2° -79.1°
Mean Anomaly of the Sun 286.85° 287.06° 287.28°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -153.77° -153.56° -153.35°
Sun Declination -10.85° -10.92° -11.00°
Moon 8:37 AM EDT (10/21)   6:58 PM EDT (10/21)
Length of Visible Light 11h 36m
Length of Day
10h 33m
Waxing Crescent, 5% of the Moon is Illuminated
Oct 21
Waxing Crescent
Oct 27
First Quarter
Nov 4
Full
Nov 10
Last Quarter
Nov 18
New