NGC 491

Query : NGC 491

Basic data :
NGC 491 -- Seyfert 2 Galaxy
Other object types:
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G (2016A&A,APMBGC,...), Rad (GLEAM,NVSS,...), IR (IRAS,ISOSS,...), GiG ([CHM2007],[ZM98]), * (GSC,Gaia), Sy2 (2022ApJS), LIN (2022ApJS), AG? (2020MNRAS)
ICRS coord. (ep=J2000) :
01 21 20.4255944904 -34 03 48.032689104 (Optical) [ 0.7692 0.6545 90 ] C 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) :
01 19 02.2323246998 -34 19 29.779895468 [ 0.7692 0.6545 90 ]
Gal coord. (ep=J2000) :
261.9245335290401 -80.5456853612363 [ 0.7692 0.6545 90 ]
Radial velocity / Redshift / cz :
V(km/s) 3859 [17] / z(~) 0.012956 [0.000057] / cz 3884.11 [17.09]
   D 2002LEDA.........0P
Morphological type:
3.0 D 1989ESOLV.C......0L
Angular size (arcmin):
1.24353 0.914863 94 (Opt) B 2023ApJS..269....3M
Fluxes (11) :
U 13.22 [0.15] D 2007ApJS..173..185G
B 13.28 [~] C 1989ESOLV.C......0L
V 12.54 [0.15] D 2007ApJS..173..185G
R 11.82 [~] C 1989ESOLV.C......0L
G 19.000746 [0.011725] C 2020yCat.1350....0G
J 10.351 [0.016] C 2006AJ....131.1163S
H 9.698 [0.020] C 2006AJ....131.1163S
K 9.388 [0.025] C 2006AJ....131.1163S
g (AB) 12.9088 [0.0035] B 2023ApJS..269....3M
r (AB) 12.2181 [0.0042] B 2023ApJS..269....3M
z (AB) 11.7023 [0.0048] B 2023ApJS..269....3M
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Hierarchy : number of linked objects
whatever the membership probability is (see description here ) :

: 1 : 2 Display criteria :

Identifiers (24) :
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NGC 491 GSC 07004-01064 2MASX J01212042-3403477 TGSSADR J012120.5-340347
APMBGC 352-077-039 GSN 1 MCG-06-04-011 [CHM2007] LDC 78 J012120.42-3403477
6dFGS gJ012120.4-340348 IRAS 01190-3419 NVSS J012120-340350 [SLK2004] 186
ESO 352-53 IRAS F01190-3419 PSCz Q01190-3419 [ZM98] NGC 491 1
ESO-LV 352-0530 ISOSS J01213-3404 SGC 011902-3419.5 Gaia DR2 5014446542251471744
GLEAM J012121-340343 LEDA 4914 SUMSS J012120-340345 Gaia DR3 5014446546546701312

References (69 between 1850 and 2026) (Total 69)
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 : 9    Distance : 3   

   


External archives :

Data at NED - NASA/IPAC Extragalactic Database : NGC 491

Link by name to the catalogue in VizieR :

NGC 491 ESO-LV 352-0530 GSC 07004-01064 IRAS 01190-3419 IRAS F01190-3419
2MASX J01212042-3403477 NVSS J012120-340350 SUMSS J012120-340345 Gaia DR2 5014446542251471744 Gaia DR3 5014446546546701312

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