Registry · deep sky

SDSS J123107.84+254734.0

QSO SIMBAD QSO 21 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: 12h 31m 07.84s
Declination: +25° 47′ 34.1″
Galactic l, b: 228.16, 85.26
Magnitude V: 18.79
Redshift z: 2.1871
Radial velocity: 2.4606e+05 km/s
Proper motion: -0.121, -0.147 mas/yr

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
2MASS J12311668+2547134	Star	121.2″	—
NGC 4494	GinPair	228″	9.74
[FAB2017] NGC4494 UCD1	Galaxy	250.2″	20.1
HD 109030	ChemPec*	446.7″	7.88
IC 3449	Galaxy	481.5″	—

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/sdss-j123107-84-254734-0 · Registry entry updated 2026-08-14.