Merge branch 'update_jun21' into 'master'

Update jun21

See merge request !6

FGRP1_discoveries.html

@@ -259,8 +259,8 @@ gamma-ray emission as a function of pulsar rotation phase and resolve the pulse
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                       <td colspan="1" rowspan="3" style="vertical-align: top;" width="460">
-                        <img style="width: 250px;" alt="J1231" src="img/fhist-J1231-5113.png">
-                        <img style="width: 196px; height: 373px;" alt="J1231" src="img/tvsph-J1231-5113.png">
+                        <img style="width: 250px;" alt="J0418" src="img/fhist-J0418+6635.png">
+                        <img style="width: 196px; height: 373px;" alt="J0418" src="img/tvsph-J0418+6635.png">
                       </td>
                     </tr>
                     <tr>