It was in 1999, September 16th, 9:34:15 PM.
You'll have to check with Matt C regarding the exact height measurement of Darrem at that time though.
-Hedge
For the newbies here, this is an examples of a very good getbig post.
First, the author delivers a date which reveals the audacity and 'impossible-to-answer-ness' of the question.
Then, he applies the schema (previously commonly known knowledge) of Matt C's penchant for height.
Hedge delivered.