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	hartrees
Energy at 0K	-112.677544
Energy at 298.15K	-112.676287
HF Energy	-112.479926
Nuclear repulsion energy	20.171761

Atom	x (Å)	y (Å)	z (Å)
C1	0.000	0.000	-0.719
O2	0.000	0.000	0.540

	C1	O2
C1		1.2589
O2	1.2589

All results from a given calculation for CO (Carbon monoxide)

using model chemistry: ROMP2/6-31G

States and conformations

State 1 (¹Σ)

State 2 (³Π)

	Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
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All results from a given calculation for CO (Carbon monoxide)

using model chemistry: ROMP2/6-31G

States and conformations

State 1 (1Σ)

State 2 (3Π)

State 1 (¹Σ)

State 2 (³Π)