--- a/ADCP_tools_lib.pl
+++ b/ADCP_tools_lib.pl
@@ -1,9 +1,9 @@
 #======================================================================
 #                    A D C P _ T O O L S _ L I B . P L 
 #                    doc: Tue Jan  5 10:45:47 2016
-#                    dlm: Tue Feb  6 21:37:45 2018
+#                    dlm: Mon Apr 20 15:47:30 2020
 #                    (c) 2016 A.M. Thurnherr
-#                    uE-Info: 16 57 NIL 0 0 72 0 2 4 NIL ofnI
+#                    uE-Info: 19 25 NIL 0 0 72 0 2 4 NIL ofnI
 #======================================================================
 
 # HISTORY:
@@ -14,8 +14,9 @@
 #	Nov 28, 2017: - updated to V2.0 for LADCP_w 1.4
 #	Dec  7, 2017: - updated to V2.1 for improvements to listHdr
 #	Feb  6, 2018: - updated to V2.2 for changes to PD0_IO
+#	Apr 20, 2020: - updated to V2.3 after adaptating to work with IMPed moored ADCP data
 
-$ADCP_tools_version = 2.2;
+$ADCP_tools_version = 2.3;
 
 die(sprintf("$0: obsolete ADCP_tools V%.1f; V%.1f required\n",
     $ADCP_tools_version,$ADCP_tools_minVersion))

--- a/HISTORY
+++ b/HISTORY
@@ -1,9 +1,9 @@
 ======================================================================
                     H I S T O R Y 
                     doc: Tue May 15 18:04:39 2012
-                    dlm: Tue Nov 27 13:28:01 2018
+                    dlm: Mon Apr 20 15:48:24 2020
                     (c) 2012 A.M. Thurnherr
-                    uE-Info: 268 14 NIL 0 0 72 3 2 4 NIL ofnI
+                    uE-Info: 274 19 NIL 0 0 72 3 2 4 NIL ofnI
 ======================================================================
 
 --------------------------------------
@@ -266,3 +266,9 @@
 
 Nov 27, 2018:
 	- updated [.hg/hgrc] [HISTORY]
+
+...
+
+Apr 20, 2020:
+	- COVID-19 version
+	- released V2.3