Chart for <a href="https://en.wikipedia.org/wiki/Solar_eclipse_of_July_31,_1981" class="extiw" title="en:Solar eclipse of July 31, 1981">Solar eclipse of July 31, 1981</a>
Attribution: <b>Eclipse Predictions by Fred Espenak, NASA's GSFC</b>
<a rel="nofollow" class="external free" href="https://eclipse.gsfc.nasa.gov/SEplot/SEplot1951/SE1981Jul31T.GIF">https://eclipse.gsfc.nasa.gov/SEplot/SEplot1951/SE1981Jul31T.GIF</a>