--- gpamela/history/v_100.txt	2006/11/16 18:45:29	3.20
+++ gpamela/history/v_100.txt	2006/11/28 10:26:15	3.21
@@ -1,7 +1,10 @@
 #
-# $Id: v_100.txt,v 3.19 2006/11/16 12:01:13 pam-ba Exp $
+# $Id: v_100.txt,v 3.20 2006/11/16 18:45:29 pam-ba Exp $
 #
 # $Log: v_100.txt,v $
+# Revision 3.20  2006/11/16 18:45:29  pam-ba
+# Simulated an aluminum container for S4
+#
 # Revision 3.19  2006/11/16 12:01:13  pam-ba
 # S4 dimensions corrected.
 #
@@ -83,11 +86,13 @@
 
 TOF POSITIONS DEFINITELY UPDATED:
 S2 and S1 have been positioned again, after the simulation of the top plate.
-Before now, the positions were put ad hoc based on the positions given by
+Before now, the positions were put by hand based on the positions given by
 Sergio Ricciarini in the document 'Main geometrical parameters of the PAMELA
 sub-detectors' released by O. Adriani, L. Bonechi, E. Mocchiutti and
 S. Ricciarini on the 20th of December 2005.. These positions were
-lightly approximated.
+lightly approximated because the thicknesses of the mylar and of the glue were
+not considered in that document. Also the height of S3 has been modified as
+suggested from the Naples PAMELA collaborators.
 
 ND GEOMETRY COMPLETED.
 The He3 and the polyethylene (CH2) have been added to fill