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Astronomy

Sep. 18, 2019 Rise Solar Noon Set
Actual Time 6:20 AM -03 12:24 PM -03 6:28 PM -03
Civil Twilight 6:00 AM -03   6:49 PM -03
Nautical Twilight 5:35 AM -03   7:13 PM -03
Astronomical Twilight 5:11 AM -03   7:37 PM -03
Altitude -0.8° 86.7° -0.8°
Azimuth 88.0° 180.0° 271.8°
Hour Angle of the Sun 91.0° 91.0° -91.0°
Mean Anomaly of the Sun 253.74° 253.99° 254.24°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 175.58° 175.80° 176.03°
Sun Declination 1.91° 1.82° 1.72°
Moon 9:48 PM -03   9:34 AM -03
Length of Visible Light 12h 49m
Length of Day
12h 07m
Waning Gibbous, 81% of the Moon is Illuminated
Sep 18
Waning Gibbous
Sep 21
Last Quarter
Sep 28
New
Oct 5
First Quarter
Oct 13
Full