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Astronomy

Jan. 21, 2017 Rise Solar Noon Set
Actual Time 7:04 AM EST 11:54 AM EST 4:44 PM EST
Civil Twilight 6:34 AM EST   5:14 PM EST
Nautical Twilight 6:00 AM EST   5:48 PM EST
Astronomical Twilight 5:27 AM EST   6:21 PM EST
Altitude -0.8° 28.3° -0.8°
Azimuth 116.2° 180.0° 243.9°
Hour Angle of the Sun 72.4° 72.5° -72.5°
Mean Anomaly of the Sun 17.82° 18.02° 18.22°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -56.11° -55.90° -55.69°
Sun Declination -19.79° -19.74° -19.70°
Moon 1:23 AM EST (1/21)   12:09 PM EST (1/21)
Length of Visible Light 10h 40m
Length of Day
9h 39m
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