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Astronomy

Jul. 21, 2017 Rise Solar Noon Set
Actual Time 5:54 AM EDT 1:10 PM EDT 8:26 PM EDT
Civil Twilight 5:22 AM EDT   8:57 PM EDT
Nautical Twilight 4:44 AM EDT   9:36 PM EDT
Astronomical Twilight 4:00 AM EDT   10:19 PM EDT
Altitude -0.8° 70.7° -0.8°
Azimuth 62.3° 180.0° 297.5°
Hour Angle of the Sun 109.2° 109.1° -109.0°
Mean Anomaly of the Sun 196.13° 196.43° 196.72°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 120.97° 121.27° 121.57°
Sun Declination 20.39° 20.33° 20.27°
Moon 4:00 AM EDT (7/21)   6:50 PM EDT (7/21)
Length of Visible Light 15h 34m
Length of Day
14h 32m
Waning Crescent, 3% of the Moon is Illuminated
Jul 21
Waning Crescent
Jul 23
New
Jul 30
First Quarter
Aug 7
Full
Aug 14
Last Quarter