John Maxson wrote
in message ...

The critical MET occurred during the ignition transient.

I have crucial MSFC telemetry listings of the chamber
pressures for this key interval and beyond, as well as many
key plots of the ignition/lift-off telemetry from JSC. One
plot in particular is extremely revealing. I'd estimate it is
worth several hundred times its weight in gold to me. (I
have my son Dan to thank for obtaining this data.)

You'll note that even JSC's version gives much higher
loads for 51-L on the P8 and P11 struts, although
without checking Townsend's analysis I don't recall
their locations. Off the top of my head, my unrefreshed
recall is that P8 was key.

The location of the P8 strut is given he

http://history.nasa.gov/rogersrep/v2l142b.htm

--
John Thomas Maxson, Retired Engineer (Aerospace)
Author, The Betrayal of Mission 51-L (www.mission51l.com)