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Astronomy

Oct. 20, 2017 Rise Solar Noon Set
Actual Time 9:20 AM HDT 2:31 PM HDT 7:40 PM HDT
Civil Twilight 8:46 AM HDT   8:15 PM HDT
Nautical Twilight 8:07 AM HDT   8:54 PM HDT
Astronomical Twilight 7:28 AM HDT   9:33 PM HDT
Altitude -0.8° 27.4° -0.8°
Azimuth 106.2° 180.0° 253.5°
Hour Angle of the Sun 77.6° 77.5° -77.4°
Mean Anomaly of the Sun 286.16° 286.38° 286.59°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -154.42° -154.22° -154.02°
Sun Declination -10.60° -10.68° -10.75°
Moon 10:14 AM HDT   8:41 PM HDT
Length of Visible Light 11h 28m
Length of Day
10h 20m
New Moon, 1% of the Moon is Illuminated
Oct 20
New Moon
Oct 27
First Quarter
Nov 4
Full
Nov 10
Last Quarter
Nov 18
New