I edited this in, but didn't want it to be missed, so here's the follow up:
Just re-checked the rules. The database closes at 8pm CST on the 2nd. At least 75% of all teams' scores must be submitted and entered into the database at that time. Don't push your luck is all I'm saying. There's no reason for it. Per the rules: "Take Note: These are hard deadlines, there will be no excuses for missing them (None)"