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Astronomy

May. 23, 2017 Rise Solar Noon Set
Actual Time 5:47 AM PDT 12:51 PM PDT 7:55 PM PDT
Civil Twilight 5:19 AM PDT   8:23 PM PDT
Nautical Twilight 4:44 AM PDT   8:58 PM PDT
Astronomical Twilight 4:07 AM PDT   9:35 PM PDT
Altitude -0.8° 76.6° -0.8°
Azimuth 64.1° 180.0° 296.0°
Hour Angle of the Sun 106.0° 106.0° -106.1°
Mean Anomaly of the Sun 138.09° 138.38° 138.68°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 60.52° 60.81° 61.11°
Sun Declination 20.67° 20.73° 20.78°
Moon 4:25 AM PDT   5:39 PM PDT
Length of Visible Light 15h 04m
Length of Day
14h 08m
Waning Crescent, 9% of the Moon is Illuminated
May 23
Waning Crescent
May 25
New
Jun 1
First Quarter
Jun 9
Full
Jun 17
Last Quarter