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J/A+A/646/L7

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Distance ρ
Position angle θ
Distance (x,y)
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J2000
B1950
Ecl. J2000

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IAU/CDS nomenclature

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	J/A+A/646/L7	64		CH3CO+ discovery in space and in laboratory (Cernicharo+, 2021) ReadMe+ftp 2021A&A...646L...7C Similar Catalogs Post annotation
1.	J/A+A/646/L7/tablee2		Predicted frequencies for CH₃CO⁺ (783 rows) metaJ/A+A/646/L7/tablee2

Simple Constraint List Of Constraints

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Constraint

Explain (UCD)

recno

Record number assigned by the VizieR team. Should Not be used for identification. (meta.record) (RECORD)

Quantum number J for upper level (phys.atmol.qn) (AT_Q-N_ANG-MOM)

Quantum number K for upper level (phys.atmol.qn) (AT_Q-N_ROTATIONAL)

Quantum number J for lower level (phys.atmol.qn) (AT_Q-N_ANG-MOM)

Quantum number K for lower level (phys.atmol.qn) (AT_Q-N_ROTATIONAL)

Freq

MHz

Frequency (em.freq) (OBS_FREQUENCY)

Unc

MHz

Uncertainty on frequency (stat.error;em.freq) (ERROR)

Eup

Energy of the upper level (phys.energy;phys.atmol.level) (AT_ENERGY_LEVEL)

Aij

s-1

Einstein Coefficient (phys.atmol.transProb) (AT_TRANS_PROB)

Sij

Line strength (spect.line.intensity) (AT_LINE_STRENGTH)

Degeneracy of the upper level (phys.electron.degen) (AT_DEGENERACY)

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https://cdsannotations.u-strasbg.fr/annotations/vizierTable//

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Contact - Legals

If the access to catalogues with VizieR was helpful for your research work,the following acknowledgment would be appreciated: This research has made use of the VizieR catalogue access tool, CDS, Strasbourg, France (DOI: 10.26093/cds/vizier). The original description of the VizieR service was published in A&AS 143, 23