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	hartrees
Energy at 0K	-149.873369
Energy at 298.15K	-149.871730
HF Energy	-149.591232
Nuclear repulsion energy	44.789303

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)
1	Σ	1825	1825
2	Σ	1004	1004
3	Π	382	382
3	Π	382	382

Atom	x (Å)	y (Å)	z (Å)
C1	0.000	0.000	-1.446
C2	0.000	0.000	-0.067
O3	0.000	0.000	1.135

	C1	C2	O3
C1		1.3797	2.5809
C2	1.3797		1.2012
O3	2.5809	1.2012

Number	Element	Mulliken
1	C	0.077
2	C	0.419
3	O	-0.496

All results from a given calculation for CCO (Dicarbon monoxide)

using model chemistry: ROMP2/3-21G

States and conformations

	Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
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<r²>	34.548
(<r²>)^1/2	5.878