VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

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VizieR

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phase: 3

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J/other/RAA/19.9...

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Mirrors

	J/other/RAA/19.98	1277		X-ray activity from different types of stars (He+, 2019) ReadMe+ftp 2019RAA....19...98H Similar Catalogs Post annotation
1.	J/other/RAA/19.98/table1		The X-ray information for the sample sources (887 rows) metaJ/other/RAA/19.98/table1

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)

ObsID

Spectral ID in LAMOST catalog (meta.id;meta.main) (ID_MAIN)

mW/m2

Unabsorbed flux in band 0.3-3.5keV (phot.flux;em.X-ray) (PHOT_FLUX_X)

e_FX

mW/m2

rms uncertainty on FX (stat.error) (ERROR)

log(FX/FV)

[-]

X-ray to optical flux ratio (phot.flux;arith.ratio) (PHOT_FLUX_RATIO)

e_log(FX/FV)

[-]

rms uncertainty on log(FX/FV) (stat.error) (ERROR)

⁽ⁿ⁾ EPIC HR using the bands of 0.5-1keV and 1-2keV derived from the 3XMM-DR5 catalog (phot.flux;arith.ratio) (SPECT_HARDNESS-RATIO)

e_HR

⁽ⁿ⁾ rms uncertainty on HR (stat.error) (ERROR)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

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	Display UCD1+ UCD1

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

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→ Cite/acknowledge VizieR catalogue
→ Rules of usage of VizieR data

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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