NGC 4646

Query : NGC 4646

Basic data :
NGC 4646 -- Galaxy towards a Group of Galaxies
Other object types: otypes_help 		G (2014ApJ,LEDA,...), GiG (2007ApJ,[CHM2007]), AG? (2020MNRAS), * (Gaia), IR (IRAS), Opt (SDSS)
ICRS coord. (ep=J2000) : 		12 42 52.1454845712 +54 51 21.510402480 (Optical) [ 0.7638 1.0689 90 ] C 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		12 40 35.6606620997 +55 07 46.899907828 [ 0.7638 1.0689 90 ]
Gal coord. (ep=J2000) : 		125.5787207881036 +62.2282191445107 [ 0.7638 1.0689 90 ]
Radial velocity / Redshift / cz : 		V(km/s) 4505 [3] / z(spectroscopic) 0.01514 [0.00001] / cz 4538.9 [3.0]
   (Opt) C 2020ApJS..249....3A
Morphological type: 		E... D ~
Angular size (arcmin): 		1.49804 0.801154 19 (Opt) B 2023ApJS..269....3M
Fluxes (10) :
B 13.8 [~] E ~
G 18.182678 [0.023589] C 2020yCat.1350....0G
J 10.817 [0.013] C 2006AJ....131.1163S
H 10.091 [0.016] C 2006AJ....131.1163S
K 9.814 [0.020] C 2006AJ....131.1163S
u (AB) 15.619 [0.006] B 2020ApJS..249....3A
g (AB) 13.763 [0.002] B 2020ApJS..249....3A
r (AB) 12.924 [0.002] B 2020ApJS..249....3A
i (AB) 12.481 [0.002] B 2020ApJS..249....3A
z (AB) 12.122 [0.002] B 2020ApJS..249....3A
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Hierarchy : number of linked objects
whatever the membership probability is (see description here ) :

: 3 : 6 Display criteria :

Identifiers (15) :
An access of full data is available using the icon Vizier near the identifier of the catalogue

NGC 4646 MCG+09-21-031 Z 270-15 [D70] Haro32E
IRAS F12405+5507 SDSS J124252.11+545121.6 Z 1240.6+5507 Gaia DR2 1571221323186234240
LEDA 42740 UGC 7892 [CHM2007] HDC 726 J124252.18+5451215 Gaia DR3 1571221323186234240
2MASX J12425218+5451215 UZC J124252.2+545122 [CHM2007] LDC 914 J124252.18+5451215

References (40 between 1850 and 2026) (Total 40)
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 : 8    Distance : 1   

   

External archives :

Data at NED - NASA/IPAC Extragalactic Database : NGC 4646

Link by name to the catalogue in VizieR :

NGC 4646 IRAS F12405+5507 2MASX J12425218+5451215 SDSS J124252.11+545121.6 UGC 7892
Gaia DR2 1571221323186234240 Gaia DR3 1571221323186234240

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Annotations :
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