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	hartrees
Energy at 0K	-189.301636
Energy at 298.15K	-189.299433
HF Energy	-189.083763
Nuclear repulsion energy	76.167741

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)	IR Intensities (km mol^-1)
1	Σ	2329	2329	1305.54
2	Σ	1937	1937	21.02
3	Σ	953	953	1.29
4	Π	607	607	28.53
4	Π	607	607	28.53
5	Π	158	158	4.77
5	Π	158	158	4.77

Atom	x (Å)	y (Å)	z (Å)
C1	0.000	0.000	-2.036
C2	0.000	0.000	-0.759
C3	0.000	0.000	0.538
O4	0.000	0.000	1.693

	C1	C2	C3	O4
C1		1.2767	2.5740	3.7290
C2	1.2767		1.2972	2.4523
C3	2.5740	1.2972		1.1551
O4	3.7290	2.4523	1.1551

All results from a given calculation for C₃O (Tricarbon monoxide)

using model chemistry: B2PLYP=FULL/6-311G**

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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All results from a given calculation for C3O (Tricarbon monoxide)

using model chemistry: B2PLYP=FULL/6-311G**

States and conformations

All results from a given calculation for C₃O (Tricarbon monoxide)