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Astronomy

Jul. 21, 2018 Rise Solar Noon Set
Actual Time 5:42 AM -03 11:40 AM -03 5:37 PM -03
Civil Twilight 5:20 AM -03   5:59 PM -03
Nautical Twilight 4:55 AM -03   6:25 PM -03
Astronomical Twilight 4:29 AM -03   6:51 PM -03
Altitude -0.8° 65.5° -0.8°
Azimuth 69.6° 0.0° 290.3°
Hour Angle of the Sun 89.4° 89.4° -89.4°
Mean Anomaly of the Sun 195.82° 196.07° 196.31°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 120.68° 120.92° 121.17°
Sun Declination 20.45° 20.40° 20.35°
Moon 12:51 PM -03 (7/21)   12:34 AM -03 (7/21)
Length of Visible Light 12h 39m
Length of Day
11h 54m
Waxing Gibbous, 72% of the Moon is Illuminated
Jul 21
Waxing Gibbous
Jul 27
Full
Aug 4
Last Quarter
Aug 11
New
Aug 18
First Quarter