(Q1146282)

astrophysical X-ray source

1 reference

1 reference

1 reference

1 reference

1 reference

1 reference

1 reference

NGC 6521 PanS.jpg
944 × 564; 207 KB

0 references

catalog code

NGC 6521

New General Catalogue

2 references

Uppsala General Catalogue

UGC 11061

2 references

Principal Galaxies Catalogue

PGC 61121

2 references

Russian Wikipedia

2MASX J17554844+6236435

Two Micron All-Sky Survey, Extended source catalogue

1 reference

6C 175521+623651

Sixth Cambridge Survey of radio sources

1 reference

6C 175524+623700

Sixth Cambridge Survey of radio sources

1 reference

7C 175523.30+623708.00

Seventh Cambridge Survey

1 reference

MCG+10-25-119

Morphological Catalogue of Galaxies

1 reference

NVSS J175548+623644

1 reference

UZC J175548.3+623643

Updated Zwicky Catalog

1 reference

Z 1755.4+6237

Catalogue of Galaxies and Clusters of Galaxies

1 reference

Z 300-95

Catalogue of Galaxies and Clusters of Galaxies

1 reference

Z 301-2

Catalogue of Galaxies and Clusters of Galaxies

1 reference

LEDA 61121

Lyon-Meudon Extragalactic Database

1 reference

[ZEH2003] RX J1755.8+6236 3

The Hamburg/RASS Catalogue of optical identifications. Northern high-galactic latitude ROSAT Bright Source Catalogue X-ray sources

1 reference

GB6 B1755+6237

The GB6 catalog of radio sources

1 reference

[MGL2009] BZU J1755+6236

Roma-BZCAT: a multifrequency catalogue of blazars

1 reference

GB6 J1755+6236

The GB6 catalog of radio sources

1 reference

Gaia DR2 1436561973764655104

1 reference

discoverer or inventor

Heinrich Louis d'Arrest

1 reference

time of discovery or invention

Esperanto Wikipedia

27 October 1861^Gregorian

1 reference

German Wikipedia

constellation

Draco

1 reference

Polish Wikipedia

redshift

0.027362±0.000244

2 references

Russian Wikipedia

Comparison LEDA/SIMBAD octobre 2002. Catalogue to be published in 2003

0.027457

1 reference

The K‐Band Galaxy Luminosity Function

0.0275

1 reference

Bright galaxies from WENSS. I. The minisurvey

0.0275±0.001

1 reference

Groups of Galaxies in the ROSAT North Ecliptic Pole Survey

distance from Earth

89.95±0.25 megaparsec

2 references

Cosmicflows-2: the data

Cosmicflows-3

89.95 megaparsec

1 reference

Cosmicflows-3

116.66 megaparsec

1 reference

Groups of Galaxies in the Two Micron All Sky Redshift Survey

radial velocity

8,308 kilometre per second

2 references

Cosmicflows-3

Galaxy groups: a 2MASS catalog

8,116.7±15.7 kilometre per second

1 reference

Hunting for supermassive black holes in nearby galaxies with the Hobby-Eberly telescope

8,237 kilometre per second

1 reference

Groups of Galaxies in the Two Micron All Sky Redshift Survey

8,091 kilometre per second

1 reference

Comparison LEDA/SIMBAD octobre 2002. Catalogue to be published in 2003

galaxy morphological type

E

2 references

12.4

1 reference

Roma-BZCAT: a multifrequency catalogue of blazars

9.3

1 reference

14.3

1 reference

18.4043±0.0152

1 reference

10.536±0.02

1 reference

The Two Micron All Sky Survey (2MASS)

9.861±0.025

astronomical filter

H band

1 reference

The Two Micron All Sky Survey (2MASS)

9.581±0.034

astronomical filter

K band

1 reference

The Two Micron All Sky Survey (2MASS)

1 reference

268.95180751742750 degree

1 reference

Gaia Data Release 2

declination

62.61225773189260 degree

1 reference

Google Knowledge Graph ID

Gaia Data Release 2

Identifiers

/g/122r2vrb

0 references

New General Catalogue ID

6521

0 references

Principal Galaxies Catalogue ID

61121

0 references

SIMBAD ID

NGC 6521

1 reference