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Astronomy

Sep. 17, 2019 Rise Solar Noon Set
Actual Time 5:23 AM -03 11:25 AM -03 5:28 PM -03
Civil Twilight 5:02 AM -03   5:48 PM -03
Nautical Twilight 4:38 AM -03   6:13 PM -03
Astronomical Twilight 4:14 AM -03   6:37 PM -03
Altitude -0.8° 82.1° -0.8°
Azimuth 87.8° 0.0° 272.0°
Hour Angle of the Sun 90.6° 90.6° -90.6°
Mean Anomaly of the Sun 252.72° 252.97° 253.21°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 174.65° 174.87° 175.10°
Sun Declination 2.32° 2.22° 2.12°
Moon 8:11 PM -03   7:42 AM -03
Length of Visible Light 12h 46m
Length of Day
12h 04m
Waning Gibbous, 88% of the Moon is Illuminated
Sep 17
Waning Gibbous
Sep 21
Last Quarter
Sep 28
New
Oct 5
First Quarter
Oct 13
Full