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Bond Length differences between FULL (all electrons correlated) and FROZEN core

Such as MP2=Frozen and MP2=Full
17 10 27 16 27

For BF atoms 1 and 2

For BF (Boron monofluoride)
Bond length differences (full - frozen) in Å. Mouse over a difference for the bond length with full correlation.
Methods with standard basis sets
STO-3G 3-21G 3-21G* 6-31G 6-31G* 6-31G** 6-31+G** 6-311G* 6-311G** 6-31G(2df,p) 6-311+G(3df,2p) 6-311+G(3df,2pd) TZVP cc-pVDZ cc-pVTZ cc-pVQZ aug-cc-pVDZ aug-cc-pVTZ aug-cc-pVQZ cc-pCVDZ cc-pCVTZ
Moller Plesset perturbation MP2=FULL   0.0001 0.0001 0.0001 0.0015 0.0022 0.0025 -0.0019   0.0048 0.0031 0.0031 0.0015 0.0008 0.0035 0.0037 0.0023 0.0035 0.0045 0.0009 0.0022
MP3=FULL         0.0062   -0.0007                            
MP4=FULL 0.0000 0.0003 0.0001 0.0002 0.0024 0.0024 0.0027 0.0010 0.0010 0.0051 0.0034 0.0034 0.0019 0.0008 0.0058 0.0041 0.0024 0.0082 0.0049    
B2PLYP=FULL 0.0000 0.0000 0.0000 0.0000 0.0007 0.0007 0.0007 0.0003 0.0003 0.0014 0.0009 0.0009 0.0005 0.0002 -0.0001 0.0011 0.0007 0.0020 0.0013    
Coupled Cluster CCSD=FULL 0.0001 0.0002 0.0002 0.0002 0.0025 0.0024 0.0026 0.0011 0.0011 0.0050 0.0034 0.0034 0.0017 0.0009 0.0056 0.0040 0.0023 0.0076 0.0048    
CCSD(T)=FULL 0.0001 0.0003 0.0001 0.0002 0.0024 0.0023 0.0027 0.0011 0.0012 0.0051 0.0035 0.0034 0.0017 0.0009 0.0056 0.0040 0.0024 0.0079 0.0049 0.0010 0.0023
STO-3G 3-21G 3-21G* 6-31G 6-31G* 6-31G** 6-31+G** 6-311G* 6-311G** 6-31G(2df,p) 6-311+G(3df,2p) 6-311+G(3df,2pd) TZVP cc-pVDZ cc-pVTZ cc-pVQZ aug-cc-pVDZ aug-cc-pVTZ aug-cc-pVQZ cc-pCVDZ cc-pCVTZ

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