(Q78312439)

SDSS J130741.64+512803.7

catalog

Sloan Digital Sky Survey

1 reference

[VV2006] J130741.6+512803

1 reference

SDSS J130741.64+512803.8

catalog

Sloan Digital Sky Survey

1 reference

2MASS J13074175+5128033

1 reference

[VV2010] J130741.6+512803

1 reference

SDSS J130741.65+512803.8

catalog

Sloan Digital Sky Survey

1 reference

1RXS J130741.7+512759

1 reference

Gaia DR2 1557700186318859904

1 reference

0 references

0.89963±0.00172

1 reference

The SDSS Photometric Catalog, Release 7

0.89943±0.00013

2 references

The ninth data release of the Sloan Digital Sky Survey: first spectroscopic data from the SDSS-III baryon oscillation spectroscopic survey

0.900158

2 references

Constraint on the time variation of the fine-structure constant with the SDSS-III/BOSS DR12 quasar sample

The Sloan Digital Sky Survey Quasar Catalog: Twelfth data release

0.9004

1 reference

A strong redshift dependence of the broad absorption line quasar fraction

0.900158±0.000056

1 reference

The Sloan Digital Sky Survey Quasar Catalog: Twelfth data release

distance from Earth

338±12 parsec

1 reference

DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission

declination component of proper motion

0.198±0.131 milliarcsecond per year

1 reference

5±3 milliarcsecond per year

1 reference

DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission

right ascension component of proper motion

−0.018±0.126 milliarcsecond per year

1 reference

5±3 milliarcsecond per year

1 reference

DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission

radial velocity

169,748±0 kilometre per second

1 reference

The Sloan Digital Sky Survey Quasar Catalog: Twelfth data release

17.885±0.006

1 reference

17.739±0.006

r' band

1 reference

16.437±0.138

J band

1 reference

The Sloan Digital Sky Survey quasar catalog. V. Seventh data release

16.489±0.253

H band

1 reference

The Sloan Digital Sky Survey quasar catalog. V. Seventh data release

18.07

B band

1 reference

A catalogue of quasars and active nuclei: 13th edition

17.85

V band

1 reference

A catalogue of quasars and active nuclei: 13th edition

18.141±0.013

u' band

1 reference

17.702±0.016

z' band

1 reference

17.802±0.007

i' band

1 reference

17.634±0.0088

1 reference

1 reference

196.92355801955590 degree

1 reference

declination

51.46771394161440 degree

1 reference

effective temperature

14,899 kelvin

1 reference

DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission

9,000 kelvin

1 reference

DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission

surface gravity

83,000,000 centimetre per square second

1 reference