I.B.3. (II.A.2.)

All data (experiment and calculated) in the CCCBDB for He₂⁺ (helium dimer cation)

Property		Experiment	Calculated	Comparison
Energies Entropies	Enthalpy 298.15K
	Enthalpy 0K
	Energy 0K		243
	Energy 298.15K		7
	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		237
	HOMO-LUMO Energies		237
	Barriers to Internal Rotation		0
Geometries	Cartesians	x	221
	Internal Coordinates	x	221	x
	Products of moments of inertia	x	233	x
	Rotational Constants	x	237	x
	Point Group		238
Vibrations	Vibrational Frequencies	x	238	x
	Vibrational Intensities		211
	Zero-point energies	x	238	x
	Vibrational scaling factors	x
	Anharmonic frequencies and constants
Electronic States	Electronic states		0
Electrostatics	Atom charges		134
	Dipole		139
	Quadrupole		139
	Polarizability		125
Other results	Spin		225
	Number of basis functions		22
	Diagnostics		0
	Conformations		1