Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
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HF vs MP2 Bad vib. Calc. vs exp. 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All data (experiment and calculated) in the CCCBDB for FHF (Hydrogen difluoride)

Property		Experiment	Calculated	Comparison
Energies Entropies	Enthalpy 298.15K
	Enthalpy 0K
	Energy 0K		29
	Energy 298.15K		4
	Atomization Enthalpy 298.15K		0
	Atomization Enthalpy 0K		0
	Entropy (298.15K)		0
	Entropy at any temperature		0
	Integrated Heat Capacity		0
	Heat Capacity (Cp)		0
	Nuclear Repulsion Energy		27
	HOMO-LUMO Energies		30
	Barriers to Internal Rotation		0
Geometries	Cartesians		30
	Internal Coordinates		29
	Products of moments of inertia		28
	Rotational Constants		29
	Point Group		31
Vibrations	Vibrational Frequencies		29
	Vibrational Intensities		29
	Zero-point energies		29
	Vibrational scaling factors
	Anharmonic frequencies and constants
	Raman frequencies and intensities		5
Electronic States	Electronic states	x	0
Electrostatics	Atom charges		26
	Dipole		29
	Quadrupole		28
	Polarizability		30
Other results	Spin		30
	Number of basis functions		29
	Conformations		1