USNO Data for 2017 Solar Eclipse for
Ewell Observatory Clear Sky Chart

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EventLocal Time (UT-7.0)Safety action
Start of partial Eclipse2017-08-21 09:01:33eclipse glasses ON
Maximum Eclipse2017-08-21 10:15:17 Max coverage 74.5%watch 2h36m of partially covered sun
End of Partial Eclipse2017-08-21 11:37:13eclipse glasses off, resume mundane life

See more detail at USNO's webpage for this chart. (May be very slow.)

Local times are accurate only if the timezone for the Ewell Observatory clear sky chart is really UT-7.)Also, times, even on USNO's page, are accurate only if the latitude/longitude of the chart for Ewell Observatory is accurate. Check the road map.

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