Tom Rauschenbach wrote in message:

I have not been able to find information on Klazmon's SD-12 4055
reference, nor any way to know which moon is which at any arbitrary time.

Hi Tom,

http://www.cpac.org.uk/

Get "The Planets (Version 2.02)" and you'll have a fast-loading program to
answer your Jovian moon and events questions.

Dave Jessie