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Astronomy

Jan. 31, 2015 Rise Solar Noon Set
Actual Time 6:43 AM CST 12:04 PM CST 5:26 PM CST
Civil Twilight 6:17 AM CST   5:52 PM CST
Nautical Twilight 5:49 AM CST   6:20 PM CST
Astronomical Twilight 5:20 AM CST   6:49 PM CST
Altitude -0.8° 42.2° -0.8°
Azimuth 109.8° 180.0° 250.4°
Hour Angle of the Sun 80.4° 80.4° -80.5°
Mean Anomaly of the Sun 27.23° 27.45° 27.67°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -46.23° -46.00° -45.77°
Sun Declination -17.38° -17.32° -17.25°
Moon 2:54 PM CST (1/31)   4:01 AM CST (1/31)
Length of Visible Light 11h 34m
Length of Day
10h 43m
Waxing Gibbous, 92% of the Moon is Illuminated
Jan 31
Waxing Gibbous
Feb 3
Full
Feb 11
Last Quarter
Feb 18
New
Feb 25
First Quarter