Registry · deep sky

ACO 2146

ClG SIMBAD ClG 194 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: 15h 56m 04.70s
Declination: +66° 20′ 24.0″
Galactic l, b: 100.13, 41.69
Redshift z: 0.2337
Radial velocity: 62,052 km/s

Also known as

12 identifiers

1RXS J155611.0+662123ACO 2146BAX 239.0195+66.3399MCXC J1556.1+6621NSC J155618+662056PSZ1 G100.16+41.66PSZ2 G100.14+41.67PSZRX G100.15+41.69RBS 1540RX J1556.1+6621RX J1556.1+6622RXC J1556.1+6621

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
2MASX J15561395+6620530	Seyfert2	62.87″	—
GALEX J155617.7+662911	WhiteDwarf	532.8″	—

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-2146 · Registry entry updated 2026-08-14.