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/A+A/311/384/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/A+A/311/384	292		ROSAT observations of BL Lacertae objects (lamer+ 1996) ReadMe+ftp 1996A&A...311..384L Similar Catalogs Post annotation
1.	J/A+A/311/384/table3		X-ray and broad band spectra (74 rows) metaJ/A+A/311/384/table3

Simple Constraint List Of Constraints

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Column

Constraint

Explain (UCD)

recno

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

Name

(char)

Object name (meta.id;meta.main) (ID_MAIN)

NH,gal

10+20cm-2

Galactic hydrogen column density (phys.columnDensity) (PHYS_COLUMN_DENSITY)

n_NH,gal

(char)

Note on NH,gal (Note 1) (meta.note) (NOTE)

NH,fit

10+20cm-2

Fitted hydrogen column density (phys.columnDensity) (PHYS_COLUMN_DENSITY)

e_NH,fit

10+20cm-2

rms uncertainty on NH,fit (stat.error) (ERROR)

F1keV

uJy

Flux at 1 keV (phot.flux;em.X-ray) (PHOT_FLUX_X)

alpha

Spectral index between .1kev and 2.4keV (spect.index) (SPECT_SP-INDEX)

e_alpha

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

alpha_rx_

X-ray spectral index (spect.index) (SPECT_SP-INDEX)

delta_IC_

Inverse Compton beaming factor (stat.fit.param) (PHYS_INV-COMPTON-BEAM-FACT)

ALL cols

⁽ⁱ⁾indexed column

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	Display UCD1+ UCD1

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

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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