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Astronomy

Apr. 23, 2017 Rise Solar Noon Set
Actual Time 5:26 AM -03 11:24 AM -03 5:23 PM -03
Civil Twilight 5:04 AM -03   5:44 PM -03
Nautical Twilight 4:40 AM -03   6:09 PM -03
Astronomical Twilight 4:15 AM -03   6:34 PM -03
Altitude -0.8° 72.2° -0.8°
Azimuth 77.4° 0.0° 282.8°
Hour Angle of the Sun 89.7° 89.7° -89.7°
Mean Anomaly of the Sun 108.35° 108.59° 108.84°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 31.15° 31.39° 31.62°
Sun Declination 12.64° 12.72° 12.80°
Moon 2:41 AM -03   3:09 PM -03
Length of Visible Light 12h 40m
Length of Day
11h 57m
Waning Crescent, 14% of the Moon is Illuminated
Apr 23
Waning Crescent
Apr 26
New
May 2
First Quarter
May 10
Full
May 18
Last Quarter