NGC 6921

Query : NGC 6921

Basic data :
NGC 6921 -- Seyfert 2 Galaxy
Other object types: otypes_help 		G (2015ApJS,LEDA,...), * (2003AJ,USNO,...), X (NuSTAR,SWIFT), IR (IRAS,PSCz), Sy2 (2008ApJ), AGN (2017ApJ), GiG ([WGB2006]), AG? (2020MNRAS), PM* (2003AJ), NIR (2MASS)
ICRS coord. (ep=J2000) : 		20 28 28.8658027224 +25 43 24.094324884 (Optical) [ 1.9742 2.7573 90 ] C 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		20 26 20.7463050474 +25 33 23.025792904 [ 1.9742 2.7573 90 ]
Gal coord. (ep=J2000) : 		066.9832843689999 -07.5585428241651 [ 1.9742 2.7573 90 ]
Radial velocity / Redshift / cz : 		V(km/s) 4187 [150] / z(emission) 0.01406486 [0.0005] / cz 4216.5390 [150]
   (Opt) C 2022ApJS..261....2K
Morphological type: 		SO-a E 2003A&A...412...45P
Angular size (arcmin): 		1.090 0.436 140 (NIR) C 2006AJ....131.1163S
Fluxes (6) :
U 15.41 [0.01] D 2009A&A...494..417R
V 12.897 [0.007] D 2009A&A...494..417R
G 18.200279 [0.043541] C 2020yCat.1350....0G
J 10.012 [0.015] C 2006AJ....131.1163S
H 9.180 [0.019] C 2006AJ....131.1163S
K 8.836 [0.016] C 2006AJ....131.1163S
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Hierarchy : number of linked objects
whatever the membership probability is (see description here ) :

: 2 : 1 Display criteria :

Identifiers (19) :
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NGC 6921 2MASX J20282884+2543241 SWIFT J2028.5+2543A Z 2026.4+2533
IRAS 2026+255P15 MCG+04-48-001 TIC 436329753 [VDD93] 228
IRAS 20264+2533 NuSTAR J202828+2543.4 UGC 11570 [WGB2006] 202624+25330 a
LEDA 64768 PSCz Q20264+2533 USNO-B1.0 1157-00462166 Gaia DR3 1832568055929553664
2MASS J20282888+2543244 SWIFT J202828.7+254322 UZC J202828.8+254324

References (104 between 1850 and 2026) (Total 104)
Simbad bibliographic survey began in 1850 for stars (at least bright stars) and in 1983 for all other objects (outside the solar system).
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Collections of Measurements Description of Measurements

Velocities : 10   

   

Observing logs
Herschel : 5   

   

External archives :

Archive data at HEASARC - High-Energy Astrophysics Science Archive Research Center

Data at NED - NASA/IPAC Extragalactic Database : NGC 6921

Link by name to the catalogue in VizieR :

NGC 6921 IRAS 2026+255P15 IRAS 20264+2533 2MASS J20282888+2543244 2MASX J20282884+2543241
UGC 11570 USNO-B1.0 1157-00462166 Gaia DR3 1832568055929553664

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