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Astronomy

Jan. 21, 2017 Rise Solar Noon Set
Actual Time 7:15 AM EST 12:23 PM EST 5:32 PM EST
Civil Twilight 6:48 AM EST   5:59 PM EST
Nautical Twilight 6:18 AM EST   6:29 PM EST
Astronomical Twilight 5:48 AM EST   6:59 PM EST
Altitude -0.8° 36.3° -0.8°
Azimuth 113.5° 180.0° 246.6°
Hour Angle of the Sun 77.1° 77.1° -77.1°
Mean Anomaly of the Sun 17.83° 18.04° 18.25°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -56.11° -55.88° -55.65°
Sun Declination -19.79° -19.74° -19.69°
Moon 1:42 AM EST (1/21)   12:52 PM EST (1/21)
Length of Visible Light 11h 10m
Length of Day
10h 16m
Waning Crescent, 29% of the Moon is Illuminated
Jan 21
Waning Crescent
Jan 27
New
Feb 3
First Quarter
Feb 10
Full
Feb 18
Last Quarter