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/ApJS/247/27/ta...

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Distance ρ
Position angle θ
Distance (x,y)
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J2000
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IAU/CDS nomenclature

Mirrors

	J/ApJS/247/27	297		Swift obs. of Mrk 421. III. 2015 Dec-2018 Apr (Kapanadze+, 2020) ReadMe+ftp 2020ApJS..247...27K Similar Catalogs Objects timeSerie Post annotation
1.	J/ApJS/247/27/table5		The Optical-UV and γ-ray IDVs during 2015 December-2018 April (44 rows) metaJ/ApJS/247/27/table5

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)

MJDst

(char) d

MJD start date of observation (time.epoch) (TIME_DATE)

MJDEnd

(char) d

MJD end date of observation (time.epoch) (TIME_DATE)

Band

(char)

Filter or energy range (instr.bandpass) (OBS_BAND)

[3.2/23.6] Length of the observation ΔT (time.interval) (TIME_INTERVAL)

chi2

Rediced χ² parameter (stat.param) (FIT_CHI2)

dof

Degree of freedom (stat.fit.dof) (STAT_N-DOF)

Fvar

[3.5/57.6] Fractional variability amplitude (phot.mag;arith.ratio) (VAR_AMPLITUDE_RATIO)

e_Fvar

[0.7/12.8] Uncertainty in Fvar (stat.error) (ERROR)

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

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

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