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Astronomy

Oct. 20, 2017 Rise Solar Noon Set
Actual Time 7:01 AM -03 1:29 PM -03 7:58 PM -03
Civil Twilight 6:36 AM -03   8:22 PM -03
Nautical Twilight 6:07 AM -03   8:52 PM -03
Astronomical Twilight 5:37 AM -03   9:21 PM -03
Altitude -0.8° 70.7° -0.8°
Azimuth 102.6° 0.0° 257.2°
Hour Angle of the Sun 97.1° 97.1° -97.2°
Mean Anomaly of the Sun 285.82° 286.09° 286.35°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -154.75° -154.50° -154.24°
Sun Declination -10.48° -10.57° -10.67°
Moon 7:45 AM -03   8:53 PM -03
Length of Visible Light 13h 46m
Length of Day
12h 57m
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