Registry · deep sky

QSO B1256-229

BLLac SIMBAD BLL 57 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 59m 08.46s
Declination: −23° 10′ 38.7″
Galactic l, b: 305.23, 39.66
Redshift z: 1.365
Radial velocity: 2.0885e+05 km/s
Proper motion: -0.019, -0.009 mas/yr

Also known as

35 identifiers

2MASS J12590845-23103862MASSI J1259084-231038AT20G J125908-231038CRATES J125908-231037Gaia DR2 3498982351358009600Gaia DR3 3498982351358009600GLEAM J125908-231034ICRF J125908.4-231038IERS B1256-229IVS B1256-229NVSS J125908-231039PKS 1256-229PKS J1259-2310PMN J1259-2310QSO B1256-229SPASS J125910-231132TGSSADR J125908.6-231039TIC 408513480TXS 1256-229VCS1 J1259-2310VLSS J1259.1-2310VLSSr J125909.3-231032[VV98] J125908.5-231038WISE J125908.46-231038.6WISEA J125908.45-231038.6WISH B1256.4-2254[MGL2009] BZQ J1259-2310[MGL2009] BZU J1259-2310[MML2015] 5BZU J1259-2310[VV2000] J125908.5-231038[VV2003] J125908.5-231038[VV2006] J125908.5-231038[VV2010] J125908.5-231038[VV98b] J125908.5-231038[WPW2003] J1259-2310

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
9Y-MST J1259-2311	BLLac	57.27″	—

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/qso-b1256-229 · Registry entry updated 2026-08-14.