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	hartrees
Energy at 0K	-188.900546
Energy at 298.15K
HF Energy	-188.348864
Nuclear repulsion energy	75.682321

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)	IR Intensities (km mol^-1)
1	Σ	2348	2264	2101.11
2	Σ	1995	1924	56.42
3	Σ	962	928	0.28
4	Π	591	570	30.14
4	Π	591	570	30.14
5	Π	77i	75i	2.62
5	Π	77i	75i	2.62

Atom	x (Å)	y (Å)	z (Å)
C1	0.000	0.000	-2.053
C2	0.000	0.000	-0.768
C3	0.000	0.000	0.551
O4	0.000	0.000	1.703

	C1	C2	C3	O4
C1		1.2856	2.6041	3.7558
C2	1.2856		1.3185	2.4702
C3	2.6041	1.3185		1.1517
O4	3.7558	2.4702	1.1517

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

using model chemistry: CCD/aug-cc-pVDZ

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: CCD/aug-cc-pVDZ

States and conformations

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