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Astronomy

Oct. 21, 2017 Rise Solar Noon Set
Actual Time 7:30 AM EDT 1:10 PM EDT 6:49 PM EDT
Civil Twilight 7:06 AM EDT   7:13 PM EDT
Nautical Twilight 6:38 AM EDT   7:40 PM EDT
Astronomical Twilight 6:11 AM EDT   8:08 PM EDT
Altitude -0.8° 50.4° -0.8°
Azimuth 101.9° 180.0° 257.9°
Hour Angle of the Sun 85.0° 84.9° -84.9°
Mean Anomaly of the Sun 286.87° 287.10° 287.33°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -153.75° -153.52° -153.30°
Sun Declination -10.85° -10.94° -11.02°
Moon 9:02 AM EDT (10/21)   8:23 PM EDT (10/21)
Length of Visible Light 12h 07m
Length of Day
11h 19m
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