--- ray/src/cal/cal/sun.cal	2003/02/22 02:07:21	1.1
+++ ray/src/cal/cal/sun.cal	2018/11/21 18:10:45	1.2
@@ -1,3 +1,4 @@
+{ RCSid $Id: sun.cal,v 1.2 2018/11/21 18:10:45 greg Exp $ }
 {*
  *           SOLAR CALCULATIONS
  *