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Astronomy
May. 18, 2013 Rise Solar Noon Set
Actual Time 6:03 AM MDT 1:06 PM MDT 8:08 PM MDT
Civil Twilight 5:35 AM MDT   8:37 PM MDT
Nautical Twilight 5:00 AM MDT   9:11 PM MDT
Astronomical Twilight 4:23 AM MDT   9:49 PM MDT
Altitude -0.8° 74.7° -0.8°
Azimuth 65.1° 180.0° 295.0°
Hour Angle of the Sun 105.6° 105.6° -105.7°
Mean Anomaly of the Sun 133.17° 133.46° 133.75°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 55.45° 55.74° 56.03°
Sun Declination 19.65° 19.71° 19.77°
Moon 1:30 PM MDT   1:41 AM MDT
Length Of Visible Light 15h 01m
Length of Day
14h 05m
First Quarter, 57% of the Moon is Illuminated
May 18
First Quarter
May 25
Full
May 31
Last Quarter
Jun 8
New
Jun 16
First Quarter
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