Registry · deep sky

ACO 665

ClG SIMBAD ClG 460 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: 08h 30m 45.20s
Declination: +65° 52′ 55.0″
Galactic l, b: 149.73, 34.67
Redshift z: 0.1827
Radial velocity: 49,838 km/s
Angular size: 10′ × 10′

Also known as

23 identifiers

1ES 0826+66.01RXS J083056.4+6551042E 0826.4+66002E 19952MAXI J0831+660ACO 665BAX 127.6883+65.8820ClG 0826.2+6604EXSS 0826.4+6601[F81] 142MCXC J0830.9+6551PLCKESZ G149.73+34.69PSZ1 G149.75+34.68PSZ2 G149.75+34.68PSZRX G149.77+34.70RBS 704RX J0830.9+6551RXC J0830.9+6551RXGCC 294ZwCl 311-31[B2017] 573[CWH99] J083058.8+655053[WHL2012] J083057.3+655031

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
2MASX J08305736+6550299	BrightestCG	163.1″	—
2MASX J08310323+6550489	GtowardsCl	168″	—
2MASX J08304161+6558102	RadioG	316.4″	—

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-665 · Registry entry updated 2026-08-14.