USNO Data for 2017 Solar Eclipse for
Custer Institute Clear Sky Chart


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from: http://aa.usno.navy.mil/data/docs/Eclipse2017.php

Solar Eclipse Computer

U.S. Naval Observatory
Astronomical Applications Department

Solar Eclipse of 2017 Aug. 21

Sun in Partial Eclipse at this Location

Custer Institute

August 21, 2017   Universal Time(UT)Delta T: 69.4s
PhenomenonDayTime(UT)AltitudeAzimuthPosition AngleVertex Angle
Eclipse Begins2117:26:22.559.9196.6278.2265.6
Maximum Eclipse2118:46:51.151.6228.8
Eclipse Ends2120:01:18.639.5248.5128.883.1


Duration2h 34m 56.2s
Magnitude0.745
Obscuration68.5%
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These times are in Universal Time or GMT. Subtract 4 hours to get local time

These times are accurate only if location of the Custer Institute clear sky chart is accurate. Check the road map.



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