diff --git a/cave_data/1623-2023-MM-02.html b/cave_data/1623-2023-MM-02.html
index e5eee50c4..5b8bf7724 100644
--- a/cave_data/1623-2023-MM-02.html
+++ b/cave_data/1623-2023-MM-02.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<!-- This file is generated by troggle on Aug. 13, 2023, 2:29 p.m. UTC using the form documented at /handbook/survey/caveentry.html -->
+<!-- This file is generated by troggle on Aug. 13, 2023, 2:34 p.m. UTC using the form documented at /handbook/survey/caveentry.html -->
 <!-- Only put one cave in this file -->
 <!-- If you edit this 1623-nnn.html file by hand, and manually upload it to the server using git,
 make sure you update the database by doing a full data import. If you edit it using the online form
@@ -10,7 +10,7 @@ though, you do not need to do a data import as it happens automatically -->
 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>
 </head>
 <body>
-<b>This file is generated by troggle</b> on Aug. 13, 2023, 2:29 p.m. UTC using the form documented at
+<b>This file is generated by troggle</b> on Aug. 13, 2023, 2:34 p.m. UTC using the form documented at
 the form documented at 
 <a href="/handbook/survey/caveentry.html">handbook/survey/caveentry.html</a>
 <br>
@@ -40,8 +40,8 @@ code used in the Austrian kataster e.g '1/S +' - https://expo/.survex.com/katast
 
 <entrance>
   <entranceslug>1623-2023-mm-02</entranceslug><!-- Internal ID to refer to each entrance instance in the entrance files (typically the same as that filename (e.g. 1623-161c). Matches the 'slug' field in the entrance file -->
-  <!-- DEBUG  1623-2023-MM-02+1623-2023-mm-02 'Z' == -->
-  <letter></letter><!--Leave blank for single-entrance cave. If there is more than one entrace then the letter needs to be given. Generally matches the entranceslug ID.  -->
+  <!-- DEBUG  1623-2023-MM-02+1623-2023-mm-02 'Z' =a= -->
+  <letter>a</letter><!--Leave blank for single-entrance cave. If there is more than one entrace then the letter needs to be given. Generally matches the entranceslug ID.  -->
 </entrance>
 
 <explorers>Merryn Matthews, Joel Stobbart, Emily Mabbet, Tom Phillips, Lizzie Caisley</explorers><!-- 'CUCC Expo' and year(s) of exploration. To distinguish from caves explored by foreign groups. Individual names can be given too if it was a small cave. -->
diff --git a/entrance_data/1623-2023-mm-02.html b/entrance_data/1623-2023-mm-02.html
index 5962a53e4..992191e7a 100644
--- a/entrance_data/1623-2023-mm-02.html
+++ b/entrance_data/1623-2023-mm-02.html
@@ -1,6 +1,6 @@
 <!DOCTYPE html>
 <!-- Only put one entrance in this file -->
-<!-- This file is generated by troggle on July 26, 2023, 3:23 p.m. UTC using the form documented at handbook/survey/ententry.html -->
+<!-- This file is generated by troggle on Aug. 13, 2023, 2:34 p.m. UTC using the form documented at handbook/survey/ententry.html -->
 <!-- If you edit this file by hand, and manually upload it to the server using git,
 make sure you update the database by doing a full data import. If you edit it using the online form
 though, you do not need to do a data import as it happens automatically -->
@@ -14,7 +14,7 @@ though, you do not need to do a data import as it happens automatically -->
 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>
 </head>
 <body>
-<b>This file is generated by troggle</b> on July 26, 2023, 3:23 p.m. UTC using the form documented at 
+<b>This file is generated by troggle</b> on Aug. 13, 2023, 2:34 p.m. UTC using the form documented at 
 <a href="/handbook/survey/ententry.html">handbook/survey/ententry.html</a>
 <br>
 <entrance>
@@ -22,7 +22,7 @@ though, you do not need to do a data import as it happens automatically -->
 <slug>1623-2023-mm-02</slug> <!-- one entrance and one slug per entrance_data file -->
 <name></name>
 <entrance_description></entrance_description>
-<explorers></explorers>
+<explorers>Merryn Matthews</explorers>
 <map_description></map_description>
 <location_description></location_description>
 <lastvisit>2023-07-12</lastvisit>
@@ -46,9 +46,9 @@ though, you do not need to do a data import as it happens automatically -->
                           R = Refindable" -->
 <findability>S</findability>
 <findability_description></findability_description>
-<alt>1736</alt>
-<northing>47.69058</northing>
-<easting>13.80781</easting> 
+<alt></alt>
+<northing></northing>
+<easting></easting> 
 <tag_station></tag_station>
 <exact_station></exact_station>
 <other_station>1623.p2023-mm-02</other_station>
