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Astronomy

Jan. 21, 2018 Rise Solar Noon Set
Actual Time 7:10 AM EST 11:57 AM EST 4:45 PM EST
Civil Twilight 6:40 AM EST   5:15 PM EST
Nautical Twilight 6:05 AM EST   5:50 PM EST
Astronomical Twilight 5:31 AM EST   6:24 PM EST
Altitude -0.8° 27.3° -0.8°
Azimuth 116.7° 180.0° 243.4°
Hour Angle of the Sun 71.7° 71.8° -71.8°
Mean Anomaly of the Sun 17.57° 17.77° 17.96°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -56.37° -56.16° -55.95°
Sun Declination -19.84° -19.80° -19.75°
Moon 9:40 AM EST (1/21)   9:22 PM EST (1/21)
Length of Visible Light 10h 35m
Length of Day
9h 34m
Waxing Crescent, 22% of the Moon is Illuminated
Jan 21
Waxing Crescent
Jan 24
First Quarter
Jan 31
Full
Feb 7
Last Quarter
Feb 15
New