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Astronomy

Jan. 21, 2018 Rise Solar Noon Set
Actual Time 8:03 AM MST 12:41 PM MST 5:19 PM MST
Civil Twilight 7:30 AM MST   5:52 PM MST
Nautical Twilight 6:53 AM MST   6:29 PM MST
Astronomical Twilight 6:18 AM MST   7:04 PM MST
Altitude -0.8° 24.3° -0.8°
Azimuth 118.2° 180.0° 241.9°
Hour Angle of the Sun 69.5° 69.5° -69.6°
Mean Anomaly of the Sun 17.69° 17.88° 18.07°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -56.24° -56.04° -55.83°
Sun Declination -19.82° -19.77° -19.73°
Moon 10:30 AM MST (1/21)   10:11 PM MST (1/21)
Length of Visible Light 10h 22m
Length of Day
9h 16m
Waxing Crescent, 23% of the Moon is Illuminated
Jan 21
Waxing Crescent
Jan 24
First Quarter
Jan 31
Full
Feb 7
Last Quarter
Feb 15
New