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Astronomy

May. 23, 2017 Rise Solar Noon Set
Actual Time 5:44 AM PDT 1:00 PM PDT 8:18 PM PDT
Civil Twilight 5:13 AM PDT   8:49 PM PDT
Nautical Twilight 4:34 AM PDT   9:27 PM PDT
Astronomical Twilight 3:51 AM PDT   10:11 PM PDT
Altitude -0.8° 71.5° -0.8°
Azimuth 62.1° 180.0° 298.1°
Hour Angle of the Sun 109.2° 109.2° -109.3°
Mean Anomaly of the Sun 138.09° 138.39° 138.69°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 60.51° 60.82° 61.13°
Sun Declination 20.67° 20.73° 20.79°
Moon 4:31 AM PDT   5:55 PM PDT
Length of Visible Light 15h 36m
Length of Day
14h 34m
Waning Crescent, 5% of the Moon is Illuminated
May 23
Waning Crescent
May 25
New
Jun 1
First Quarter
Jun 9
Full
Jun 17
Last Quarter