For future reference Pat, if you don't want people to send you messages directly, then you should probably disable private messaging, just food for thought.
Expect that the term "Julian Date" has come to be in the eye of the beholder. For example, in US Army (and probably other services) terminology 'Julian Date' denotes the number of the day of the year, e.g:
Private messages are fine. However if you want private consulting services it is customary to pay for them. Messages in the forum are public, become part of a searchable database, and are useful to all. Private help is useful only to the person receiving the help and does nothing to contribute to the public good.