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Astronomy

Jan. 21, 2017 Rise Solar Noon Set
Actual Time 7:18 AM EST 12:25 PM EST 5:33 PM EST
Civil Twilight 6:51 AM EST   6:00 PM EST
Nautical Twilight 6:20 AM EST   6:31 PM EST
Astronomical Twilight 5:50 AM EST   7:01 PM EST
Altitude -0.8° 36.0° -0.8°
Azimuth 113.6° 180.0° 246.5°
Hour Angle of the Sun 76.9° 76.9° -77.0°
Mean Anomaly of the Sun 17.83° 18.04° 18.25°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -56.10° -55.88° -55.65°
Sun Declination -19.79° -19.74° -19.69°
Moon 1:45 AM EST (1/21)   12:54 PM EST (1/21)
Length of Visible Light 11h 09m
Length of Day
10h 15m
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