Talk:Arbitrations/@comment-2600:1:F18A:9D86:29CB:ED99:ED50:D1BA-20190629033502/@comment-4448946-20190702001119

Ignoring A and B rotations it's a 4.5% drop chance which translates to 1 Aura Forma BP every 22 to 23 rotation C's.

For 12 of them that means about 267 rotation C's. That's 2670 minutes of survival or 44 hours and 30 minutes.