NGC 4657

Query : NGC 4657

Basic data :
NGC 4657 -- HII Galaxy
Other object types: otypes_help 		X (RX,1RXS,...), IR (IRAS,PSCz), H2G (2008ApJS), G (2015ApJS), * (Gaia), Opt (SDSS)
ICRS coord. (ep=J2000) : 		12 44 11.1670559544 +32 12 21.714186852 (Optical) [ 0.3198 0.2624 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		12 41 45.2949078697 +32 28 46.098841477 [ 0.3198 0.2624 90 ]
Gal coord. (ep=J2000) : 		139.7251076458758 +84.6837840108715 [ 0.3198 0.2624 90 ]
Proper motions mas/yr : 		-0.229 1.969 [0.353 0.389 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz : 		V(km/s) 613 [36] / z(~) 0.002048 [0.000120] / cz 613.97 [35.98]
   D 1990ApJS...72..433H
Parallaxes (mas): 		0.1851 [0.5535] A 2018yCat.1345....0G
Morphological type: 		dI C 2015ApJS..217...27A
Angular size (arcmin): 		1.07 0.61 60 (~) D 2008ApJS..175...86P
Fluxes (6) :
G 18.417952 [0.005250] C 2020yCat.1350....0G
u (AB) 15.345 [0.007] C 2009ApJS..182..543A
g (AB) 15.153 [0.003] C 2009ApJS..182..543A
r (AB) 15.318 [0.004] C 2009ApJS..182..543A
i (AB) 15.311 [0.005] C 2009ApJS..182..543A
z (AB) 18.103 [0.022] C 2015ApJS..219...12A
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Identifiers (12) :
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NGC 4657 PSCz Q12417+3228 SDSS J124411.17+321221.6 [VPK96] B26
IRAS 12417+3228 RX J1244.1+3212 SDSS J124411.16+321221.6 Gaia DR3 1513719373316933248
IRAS F12416+3228 1RXS J124410.2+321252 [VPK96] B27 Gaia DR2 1513719373316933248

References (19 between 1850 and 2026) (Total 19)
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 : 3    Plx : 1    PM : 2   

   

External archives :

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

Data at NED - NASA/IPAC Extragalactic Database : NGC 4657

Link by name to the catalogue in VizieR :

NGC 4657 IRAS 12417+3228 IRAS F12416+3228 1RXS J124410.2+321252 SDSS J124411.17+321221.6
SDSS J124411.16+321221.6 Gaia DR3 1513719373316933248 Gaia DR2 1513719373316933248

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