Dave wrote:

...
http://www.qsl.net/w4sat/howlong.htm


I love it, the perfect answer at the click of a button!



Well, I will never accuse you two of not having a highly developed sense
of humor! (and, that calculator is actually HIGHLY ACCURATE--error
factor less than .000000000000000000000000001% grin)

At first I missed the importance of that URL, thanks for posting a reply
to the original--I got a chance to use it. LOL!

Warm regards,
JS