(Q74864017)

SDSS J021247.96-002256.7

catalog

Sloan Digital Sky Survey

1 reference

SDSS J021247.97-002256.7

catalog

Sloan Digital Sky Survey

1 reference

[VV2003c] J021247.9-002256

1 reference

[VV2006c] J021247.9-002256

1 reference

[VV2010c] J021247.9-002256

1 reference

Gaia DR2 2506966913117100032

1 reference

0.42412±0.00004

1 reference

The eleventh and twelfth data releases of the Sloan Digital Sky Survey: final data from SDSS-III

0.424000

2 references

The Sloan Digital Sky Survey Quasar Catalog: Twelfth data release

A Large, Uniform Sample of X-Ray-emitting AGNs: Selection Approach and an Initial Catalog from theROSATAll-Sky and Sloan Digital Sky Surveys

0.42412±0.00003

1 reference

The Sloan Digital Sky Survey Quasar Catalog: Twelfth data release

0.423714

1 reference

A comprehensive study of 2000 narrow line Seyfert 1 galaxies from the Sloan Digital Sky Survey. I. The sample

0.424±0

1 reference

The Sloan Digital Sky Survey quasar catalog: tenth data release

0.42373±0.00106

1 reference

The SDSS Photometric Catalog, Release 7

0.4238

1 reference

A strong redshift dependence of the broad absorption line quasar fraction

0.4237

1 reference

The Sloan Digital Sky Survey Quasar Catalog. II. First Data Release

0.420

1 reference

The First Data Release of the Sloan Digital Sky Survey

declination component of proper motion

−0.144±0.759 milliarcsecond per year

1 reference

right ascension component of proper motion

−1.689±1.084 milliarcsecond per year

1 reference

radial velocity

101,787±0 kilometre per second

1 reference

The Sloan Digital Sky Survey Quasar Catalog: Twelfth data release

20.456±0.049

1 reference

19.818±0.015

g' band

1 reference

19.59±0.015

r' band

1 reference

19.265±0.016

i' band

1 reference

20.15

B band

1 reference

A catalogue of quasars and active nuclei: 13th edition

19.85

V band

1 reference

A catalogue of quasars and active nuclei: 13th edition

18.649±0.049

J band

1 reference

Mean spectral energy distributions and bolometric corrections for luminous quasars

18.364±0.033

H band

1 reference

Mean spectral energy distributions and bolometric corrections for luminous quasars

17.994±0.033

K band

1 reference

Mean spectral energy distributions and bolometric corrections for luminous quasars

18.922±0.039

z' band

1 reference

19.6707±0.0122

1 reference

1 reference

33.19987882497900 degree

1 reference

declination

−0.38241752499620 degree

1 reference