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Astronomy

May. 23, 2017 Rise Solar Noon Set
Actual Time 5:47 AM MDT 1:33 PM MDT 9:20 PM MDT
Civil Twilight 5:08 AM MDT   9:59 PM MDT
Nautical Twilight 4:16 AM MDT   10:52 PM MDT
Astronomical Twilight 3:05 AM MDT   12:04 AM MDT
Altitude -0.8° 62.4° -0.8°
Azimuth 56.8° 180.0° 303.4°
Hour Angle of the Sun 116.6° 116.7° -116.8°
Mean Anomaly of the Sun 138.05° 138.37° 138.69°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 60.47° 60.80° 61.13°
Sun Declination 20.66° 20.73° 20.79°
Moon 4:54 AM MDT (5/23)   6:39 PM MDT (5/23)
Length of Visible Light 16h 51m
Length of Day
15h 33m
Waning Crescent, 4% of the Moon is Illuminated
May 24
Waning Crescent
May 25
New
Jun 1
First Quarter
Jun 9
Full
Jun 17
Last Quarter