>JDAM
It wasn't big enough crater for a JDAM at all.
So your premise is wrong.
Hamas rocket size
vs
a U.S. JDAM
[Joint Direct Attack Munition GBU- 31/32/38]
JDAM specs
https://www.af.mil/About-Us/Fact-Sheets/Display/Article/104572/joint-direct-attack-munition-gbu-313238/https://www.af.mil/About-Us/Fact-Sheets/Display/Article/104572/joint-direct-attack-munition-gbu-313238/