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Astronomy

Jan. 20, 2018 Rise Solar Noon Set
Actual Time 7:59 AM EST 12:42 PM EST 5:25 PM EST
Civil Twilight 7:27 AM EST   5:57 PM EST
Nautical Twilight 6:52 AM EST   6:32 PM EST
Astronomical Twilight 6:18 AM EST   7:06 PM EST
Altitude -0.8° 26.0° -0.8°
Azimuth 117.5° 180.0° 242.6°
Hour Angle of the Sun 70.7° 70.8° -70.8°
Mean Anomaly of the Sun 16.62° 16.81° 17.01°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -57.39° -57.18° -56.97°
Sun Declination -20.06° -20.02° -19.97°
Moon 9:58 AM EST (1/20)   9:05 PM EST (1/20)
Length of Visible Light 10h 29m
Length of Day
9h 26m
Waxing Crescent, 14% of the Moon is Illuminated
Jan 20
Waxing Crescent
Jan 24
First Quarter
Jan 31
Full
Feb 7
Last Quarter
Feb 15
New