diff --git a/ayanova/src/api/relative-date-filter-calculator.js b/ayanova/src/api/relative-date-filter-calculator.js
index 11a7f6fe..737d94d2 100644
--- a/ayanova/src/api/relative-date-filter-calculator.js
+++ b/ayanova/src/api/relative-date-filter-calculator.js
@@ -40,6 +40,7 @@ export default {
     if (token == null || token.length == 0) {
       throw "relative-date-filter-calculator: date token is null or empty";
     }
+    //Luxon object: window.$gz.DateTime
     var dtStart = new Date();
     var dtEnd = new Date();
     switch (token) {
@@ -52,7 +53,7 @@ export default {
 
   //new functions above here
 };
-
+//LUXON MATH: https://moment.github.io/luxon/docs/manual/zones.html#math-across-dsts
 
 
 // //###############################################################  OLD SERVER FILTERING CODE ##########################