UPSA Object Registry
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2MASS J12053387+4917334

Seyfert1 SIMBAD Sy1 5 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 05m 33.89s
Declination
+49° 17′ 33.3″
Galactic l, b
141.63, 66.14
Magnitude V
18.04
Redshift z
0.21464
Radial velocity
57,570 km/s
Proper motion
0.554, 0.112 mas/yr
Angular size
0.123′ × 0.123′

In the same field

within 9 arcmin · wider search
ObjectTypeSeparationV
SDSS J120538.34+491753.3 QSO 48.06″ —
2MASS J12054400+4918197 Seyfert1 109.7″ 19.32
SDSS J120529.39+491921.0 QSO 116.4″ —
SDSS J120551.64+491619.0 QSO 189″ —
SDSS J120544.45+491247.7 QSO 303.7″ —
SLACS SDSS J1205+4910 GravLensSystem 428.8″ —
SLACS SDSS J1205+4910 source LensedG 428.8″ —
FIRST J120540.4+491029 RadioG 428.8″ 17.7

Provenance

where this card came from
ArchiveRead at (UTC)Record
Seeded from the bulk archive load; no per-object fetch yet.

Machine-readable: /api/v1/object/2mass-j12053387-4917334 · Registry entry updated 2026-08-14.