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Bond Length differences between CCSD(T)=FULL (all electrons correlated) and CCSD(T) (frozen core)

For ClO atoms 1 and 2

For ClO (Monochlorine monoxide)
Bond length differences (full - frozen) in Å
Methods with standard basis sets
6-31G* cc-pVDZ cc-pVTZ cc-pV(T+d)Z cc-pCVDZ cc-pCVTZ
Coupled Cluster CCSD(T)=FULL -0.0026 -0.0009 -0.0037 -0.0041 -0.0017 -0.0030