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Astronomy

Jan. 21, 2017 Rise Solar Noon Set
Actual Time 7:29 AM EST 12:34 PM EST 5:41 PM EST
Civil Twilight 7:01 AM EST   6:08 PM EST
Nautical Twilight 6:30 AM EST   6:39 PM EST
Astronomical Twilight 6:00 AM EST   7:09 PM EST
Altitude -0.8° 35.1° -0.8°
Azimuth 113.8° 180.0° 246.3°
Hour Angle of the Sun 76.4° 76.5° -76.5°
Mean Anomaly of the Sun 17.84° 18.05° 18.26°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -56.10° -55.87° -55.65°
Sun Declination -19.79° -19.74° -19.69°
Moon 1:55 AM EST   1:02 PM EST
Length of Visible Light 11h 06m
Length of Day
10h 12m
Last Quarter, 38% of the Moon is Illuminated
Jan 21
Last Quarter
Jan 27
New
Feb 3
First Quarter
Feb 10
Full
Feb 18
Last Quarter