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Astronomy

Jan. 21, 2018 Rise Solar Noon Set
Actual Time 7:17 AM MST 12:11 PM MST 5:06 PM MST
Civil Twilight 6:47 AM MST   5:35 PM MST
Nautical Twilight 6:14 AM MST   6:08 PM MST
Astronomical Twilight 5:42 AM MST   6:41 PM MST
Altitude -0.8° 30.3° -0.8°
Azimuth 115.5° 180.0° 244.6°
Hour Angle of the Sun 73.6° 73.7° -73.7°
Mean Anomaly of the Sun 17.66° 17.86° 18.06°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -56.27° -56.06° -55.84°
Sun Declination -19.82° -19.78° -19.73°
Moon 9:55 AM MST   9:43 PM MST
Length of Visible Light 10h 48m
Length of Day
9h 49m
Waxing Crescent, 17% of the Moon is Illuminated
Jan 21
Waxing Crescent
Jan 24
First Quarter
Jan 31
Full
Feb 7
Last Quarter
Feb 15
New