Registry · deep sky

ACO 2631

ClG SIMBAD ClG 183 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: 23h 37m 40.70s
Declination: +00° 16′ 35.0″
Galactic l, b: 87.026, -57.36
Redshift z: 0.2765
Radial velocity: 71,766 km/s
Angular size: 7.73′ × 7.73′

Also known as

24 identifiers

1RXS J233739.8+0016042RXS J233739.4+001615ACO 2631ACT-CL J2337+0016ACT-CL J2337.6+0016BAX 354.4156+00.2936MARD J233739.4+001615MCXC J2337.6+0016PSZ1 G087.03-57.37PSZ2 G087.03-57.37PSZRX G087.02-57.36RX J2337.6+0016RXC J2337.6+0016XMMXCS J233738.5+001614.0XMMXCS J233738.6+001614.5ZwCl 8995[AM2011] 43[B2017] 2907[GMB2011] 1553[KMA2007] 354.41554+00.27138[RRB2014] RM J233739.7+001616.9[SPD2011] 73[WHL2009] J233739.7+001616[WHL2012] J233739.7+001617

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
Saraswati supercluster	SuperClG	0″	—
Cul 2335+000	RadioG	9.445″	—
DES J233741.62+001624.4	RadioG	17.5″	—
SDSS J233739.73+001616.9	RadioG	23.29″	—
SDSS J233738.75+001655.2	RadioG	35.55″	—
SDSS J233740.86+001544.8	RadioG	50.13″	—
SDSS J233737.44+001602.4	RadioG	58.57″	—
SDSS J233744.73+001640.3	RadioG	60.76″	—
SDSS J233741.31+001743.7	QSO	69.36″	20.12
SDSS J233736.03+001712.3	RadioG	79.32″	—
SDSS J233734.38+001641.5	RadioG	95.12″	—

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-2631 · Registry entry updated 2026-08-14.