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Astronomy

Jan. 21, 2018 Rise Solar Noon Set
Actual Time 7:47 AM MST 12:25 PM MST 5:04 PM MST
Civil Twilight 7:14 AM MST   5:37 PM MST
Nautical Twilight 6:38 AM MST   6:13 PM MST
Astronomical Twilight 6:02 AM MST   6:49 PM MST
Altitude -0.8° 24.4° -0.8°
Azimuth 118.2° 180.0° 242.0°
Hour Angle of the Sun 69.6° 69.6° -69.7°
Mean Anomaly of the Sun 17.68° 17.87° 18.06°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -56.25° -56.05° -55.84°
Sun Declination -19.82° -19.78° -19.73°
Moon 10:14 AM MST (1/21)   9:55 PM MST (1/21)
Length of Visible Light 10h 22m
Length of Day
9h 17m
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