en-tutor_cir

Calculate some eclipse circumstances

First, in the "Circumstances" view, select the eclipse that you are preparing for, August 21, 2017 for this tutorial (it doesn't matter if it is elapsed by the time you read this).

Then, in the "Location" tab, enter the latitude, longitude, altitude and time zone of the site from where you intend to observe.

At this point, you can save these settings to a file, which you will be using for this eclipse from now on.

The circumstances view displays the circumstances for the eclipse and location selected.
The eclipse lasts 2 minutes 18 seconds, you are spot on the centerline; the sun will be 49\u00b0 above the horizon during the total phase.

We are now ready to build a build a scenario.