Registry · deep sky

ACO 2249

ClG SIMBAD ClG 136 papers

harvesting The full record is being pulled from the archives right now — measurement tables, the Gaia row, catalogue photometry. This page will fill itself in.

Right ascension: 17h 09m 36.76s
Declination: +34° 28′ 04.1″
Galactic l, b: 57.614, 34.99
Redshift z: 0.0849
Radial velocity: 24,376 km/s
Angular size: 22.15′ × 22.15′

Also known as

25 identifiers

1RXS J170941.2+342529ACO 2249BAX 257.4293+34.4550ClG 1707.9+3431[F81] 368FR 106MCXC J1709.8+3426NSC J170948+342821PLCKESZ G057.61+34.94PSZ1 G057.63+34.92PSZ2 G057.61+34.93PSZRX G057.60+34.94RX J1709.6+3425RXC J1709.8+3426RXGCC 698ZwCl 8163[AWK2020] 11[B2017] 2473[RRB2014] RM J170948.6+342728.3SDSS-C4 3026SDSS-C4-DR3 3059[SPD2011] 11533[WHL2009] J170931.2+342418[WHL2012] J170938.3+342553[YSS2008] 26

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
SDSS J170942.35+342805.4	GtowardsCl	69.19″	—
LEDA 2049294	GtowardsCl	92.63″	—
DES J170936.11+342614.7	GtowardsCl	109.7″	—
4C 34.45	BrightestCG	132.9″	—
SDSS J170948.67+342732.3	BrightestCG	150.8″	—
SDSS J170946.19+342625.6	GtowardsCl	152.8″	—
Z 198-12	Galaxy	157.8″	—
SDSS J170936.61+342502.7	GtowardsCl	181.4″	—
2MASX J17094468+3425200	GtowardsCl	191.5″	—
SDSS J170953.77+342638.5	GtowardsCl	227.2″	—
LEDA 3412952	GtowardsCl	235.1″	—

Provenance

where this card came from

Archive	Read at (UTC)	Record
Seeded from the bulk archive load; no per-object fetch yet.

Machine-readable: /api/v1/object/aco-2249 · Registry entry updated 2026-08-14.