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Astronomy

Jan. 21, 2017 Rise Solar Noon Set
Actual Time 7:54 AM EST 12:44 PM EST 5:33 PM EST
Civil Twilight 7:24 AM EST   6:04 PM EST
Nautical Twilight 6:50 AM EST   6:38 PM EST
Astronomical Twilight 6:17 AM EST   7:11 PM EST
Altitude -0.8° 28.1° -0.8°
Azimuth 116.3° 180.0° 243.8°
Hour Angle of the Sun 72.3° 72.3° -72.4°
Mean Anomaly of the Sun 17.86° 18.05° 18.25°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -56.08° -55.86° -55.65°
Sun Declination -19.78° -19.74° -19.69°
Moon 2:15 AM EST (1/21)   1:00 PM EST (1/21)
Length of Visible Light 10h 39m
Length of Day
9h 38m
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