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Astronomy

Oct. 17, 2018 Rise Solar Noon Set
Actual Time 6:59 AM -03 1:28 PM -03 7:57 PM -03
Civil Twilight 6:34 AM -03   8:22 PM -03
Nautical Twilight 6:03 AM -03   8:52 PM -03
Astronomical Twilight 5:33 AM -03   9:23 PM -03
Altitude -0.8° 66.2° -0.8°
Azimuth 101.7° 0.0° 258.1°
Hour Angle of the Sun 97.2° 97.2° -97.3°
Mean Anomaly of the Sun 282.61° 282.87° 283.14°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -157.80° -157.54° -157.29°
Sun Declination -9.30° -9.40° -9.50°
Moon 1:33 PM -03   3:00 AM -03
Length of Visible Light 13h 48m
Length of Day
12h 57m
First Quarter, 56% of the Moon is Illuminated
Oct 17
First Quarter
Oct 24
Full
Oct 31
Last Quarter
Nov 7
New
Nov 15
First Quarter