Registry · deep sky

MCS J1149.5+2223

ClG SIMBAD ClG 560 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: 11h 49m 35.80s
Declination: +22° 23′ 55.0″
Galactic l, b: 228.18, 75.2
Redshift z: 0.545
Radial velocity: 1.2277e+05 km/s
Angular size: 7.917′ × 7.917′

Also known as

20 identifiers

1RXS J114934.3+222342BAX 177.3900+22.3900ClG J1149+2223MCS J1149.5+2223MCS J1149.6+2223MCXC J1149.5+2224PLCKESZ G228.15+75.19PSZ1 G228.21+75.20PSZ2 G228.16+75.20PSZRX G228.21+75.20RX J1149.5+2223RXC J1149.5+2223RXC J1149.5+2224XCLASS 2951XMMXCS J114935.6+222401.8[B2017] 1299[RRB2014] RM J114935.7+222354.6[SPD2011] 37[WHL2009] J114936.9+222347[WHL2012] J114935.7+222355

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
[OOP2020] MACS1149.5+2223 BCG	BrightestCG	1.611″	—
CLASHVLT J114935.85+222350.8	LensedG	4.234″	—
CLASHVLT J114936.10+222353.5	AGN	4.367″	—
CLASHVLT J114935.96+222350.1	Galaxy	5.266″	—
CLASHVLT J114936.25+222352.4	AGN	6.713″	—
[KDR2018] LS1	LensedImage	7.264″	—
SN Refsdal	Supernova	7.462″	—
CLASHVLT J114936.41+222355.7	AGN	8.423″	—
CLASHVLT J114936.29+222401.2	Galaxy	9.239″	—
CLASHVLT J114935.51+222403.8	RadioG	9.657″	—
CLASHVLT J114935.73+222406.5	AGN	11.57″	—

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/mcs-j1149-5-2223 · Registry entry updated 2026-08-14.