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Astronomy

Jan. 21, 2017 Rise Solar Noon Set
Actual Time 7:44 AM EST 12:41 PM EST 5:38 PM EST
Civil Twilight 7:15 AM EST   6:07 PM EST
Nautical Twilight 6:43 AM EST   6:40 PM EST
Astronomical Twilight 6:11 AM EST   7:12 PM EST
Altitude -0.8° 31.1° -0.8°
Azimuth 115.1° 180.0° 245.0°
Hour Angle of the Sun 74.2° 74.2° -74.3°
Mean Anomaly of the Sun 17.85° 18.05° 18.26°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -56.08° -55.87° -55.65°
Sun Declination -19.78° -19.74° -19.69°
Moon 2:08 AM EST (1/21)   1:02 PM EST (1/21)
Length of Visible Light 10h 51m
Length of Day
9h 53m
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