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Astronomy

Oct. 17, 2017 Rise Solar Noon Set
Actual Time 6:59 AM -03 1:27 PM -03 7:57 PM -03
Civil Twilight 6:33 AM -03   8:22 PM -03
Nautical Twilight 6:03 AM -03   8:52 PM -03
Astronomical Twilight 5:32 AM -03   9:24 PM -03
Altitude -0.8° 66.3° -0.8°
Azimuth 101.8° 0.0° 258.0°
Hour Angle of the Sun 97.2° 97.3° -97.4°
Mean Anomaly of the Sun 282.86° 283.13° 283.40°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -157.57° -157.32° -157.06°
Sun Declination -9.39° -9.49° -9.59°
Moon 5:57 AM -03   6:01 PM -03
Length of Visible Light 13h 49m
Length of Day
12h 58m
Waning Crescent, 6% of the Moon is Illuminated
Oct 17
Waning Crescent
Oct 19
New
Oct 27
First Quarter
Nov 4
Full
Nov 10
Last Quarter