UPSA Object Registry
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Z 294-4

Seyfert1 SIMBAD Sy1 2,107 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 56m 14.23s
Declination
+56° 52′ 25.2″
Galactic l, b
121.61, 60.24
Magnitude V
13.84
Parallax
0.0121 mas
Redshift z
0.04218
Radial velocity
12,379 km/s
Proper motion
0.002, -0.041 mas/yr
Angular size
0.8148′ × 0.6337′

Also known as

77 identifiers

2MASS J12561422+56522522MASX J12561432+56522442XMM J125614.2+5652246C 125407+5708427C 125404.70+570833.0087GB 125405.2+570847Anon 1254+57BWE 1254+5708CGPG 1254.0+5709CJ2 1254+571CJF B1254+571CLASS J125614.2344+565225.234CRATES J125614+565220FASHI J125614.58+565222.9FIRST J125614.2+565225Gaia DR1 1577113296762389888Gaia DR2 1577113301057089664Gaia DR3 1577113301057089664GB6 B1254+5708[HB91] 1254+571ICRF J125614.2+565225IERS B1254+571INTREF 531IRAS 12540+5708IRAS F12540+5708ISOSS J12562+5652IVS B1254+571JVAS B1254+571JVAS J1256+5652JVAS J1256+568LEDA 44117MaNGA 11863-3703MaNGA 1-591055Mrk 231NVSS J125614+565223NVSS J125614+565224OH 121.61+60.24PSCz Q12540+5708QDOT B1254047+570839QSO B1254+571QSO J1256+5652RFC J1256+5652SBSG 1254+571SDSS J125614.22+565225.2TGSSADR J125613.9+565220TXS 1254+571UGC 8058UZC J125614.3+565225VIPS J12562+5652VLSS J1256.2+5652VLSSr J125613.1+565215WB 1254+5708WISE J125614.24+565225.3WISEA J125614.23+565225.3WN B1254.0+5708Z 1254.0+5709Z 293-45Z 294-4ZW VII 490[A2001] Mrk 231 14.3AKARI-IRC-V1 J1256142+565225[BDW2002] q1254+5708[CAB95] IRAS F12540+5708[DML87] 663[HMI96] 1254+5708[HSN2016] J194.05+56.87MCG+10-19-004[PGB2011] J1256+5652[SLK2004] 753[VDD93] 175[VV2000c] J125614.2+565225[VV2003c] J125614.2+565225[VV2006c] J125614.2+565225[VV2010c] J125614.2+565225[VV98c] J125614.2+565225[WTW94] 1254+571[WZX98] 12540+5708

In the same field

within 9 arcmin · wider search
ObjectTypeSeparationV
SDSS J125629.84+565207.2 QSO 129.2″ —
SDSS J125608.57+564843.7 QSO 226.4″ —
GSC 03845-00748 Star 247.9″ 12.78
[VV2006] J125535.1+565239 QSO 321″ 19.44
[VV2006] J125536.3+564959 QSO 343.9″ 20.24
[VV2006] J125642.1+564720 QSO 381″ 20.35
2MASS J12555656+5658463 SB* 407.6″ 11.93
2MASS J12561891+5659161 RGB* 412.7″ —
SDSS J125655.02+564736.5 QSO 442″ —
SDSS J125708.93+565253.5 QSO 449.2″ —
[VV2000] J125524.8+565612 QSO 463.8″ 19.51

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/z-294-4 · Registry entry updated 2026-08-14.