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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 5:55 AM MDT 12:53 PM MDT 7:52 PM MDT
Civil Twilight 5:27 AM MDT   8:19 PM MDT
Nautical Twilight 4:54 AM MDT   8:53 PM MDT
Astronomical Twilight 4:19 AM MDT   9:28 PM MDT
Altitude -0.8° 78.0° -0.8°
Azimuth 65.2° 180.0° 294.9°
Hour Angle of the Sun 104.6° 104.7° -104.7°
Mean Anomaly of the Sun 136.13° 136.41° 136.70°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 58.44° 58.73° 59.03°
Sun Declination 20.27° 20.33° 20.39°
Moon 4:19 PM MDT (5/21)   3:11 AM MDT (5/21)
Length Of Visible Light 14h 52m
Length of Day
13h 57m
Waxing Gibbous, 86% of the Moon is Illuminated
May 21
Waxing Gibbous
May 25
Full
May 31
Last Quarter
Jun 8
New
Jun 16
First Quarter
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