Thank you for your interest and your notes.
Ich found two other missions:
Sat, 31 Mar 45 – Mission: Wurzburg marshalling yard In Germany, 550+ A-20s, A-26s and B-26s hit storage depots at Ebrach, Wurzburg, and Marienburg, the marshalling yard at Wurzburg, the town area of Rothenburg ob der Tauber, and a target of opportunity; fighters escort the bombers,…
Wed, 4 Apr 45 – Mission: Ehrbach oil storage In Germany, 330+ B-26s, A-20s and A-26s hit the Ebrach oil depot, Crailsheim marshalling yard and barracks area, Grossaspach supply depot, the town of Ellswangen, Backnang rail and road junction, and 2 targets of opportunity; fighters escort the bombers,…
in this adress:
https://www.387bg.com/387th%20Bombardment%20Group%20-%20Chronology.htm
search please for Ebrach in this site.

So we have, with your link, in total 3 missions of Marauders and Invaders and it seems all the craters come from these.
The A26 Invader planes could carry bombs up to 4 pieces of 1000lb. The B26 Marauder could carry two 2000lb bombs.
I intensively looked in the past for a relation of bomb weigt to crater size. It depends naturally also on the ground condition. But I found nothing up to now.
Cheers Toni