Registry · deep sky

QSO J1204+2754

Blazar SIMBAD Bla 433 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 04m 42.11s
Declination: +27° 54′ 11.9″
Galactic l, b: 205.96, 79.61
Magnitude V: 15.6
Parallax: 0.0225 mas
Redshift z: 0.16552
Radial velocity: 45,563 km/s
Proper motion: 0.083, -0.103 mas/yr
Angular size: 0.25′ × 0.19′

Also known as

44 identifiers

1ES 1202+28.11RXS J120441.9+2754172E 1202.1+28112E 25842MASS J12044210+27541172MASSI J1204421+2754112XMM J120442.1+2754123XMM J120442.1+275412CAIRNS J120442.10+275411.0Gaia DR2 4007020769942990080Gaia DR3 4007020769942990080V* GQ Com[HB93] 1202+281[IN88] 1202+281LEDA 38224LINEAR 2855554PG 1202+28PG 1202+281PG 1202+282QSO B1202+281QSO B1202+2810QSO J1204+2754RBS 1065RX J1204.6+2754SDSS J120442.10+275411.7SDSS J120442.10+275411.8SV* GR 128SWIFT J1204.8+2758TIC 4669129[VV96] J120442.1+275412[VV98] J120442.1+275412WISE J120442.12+275411.9WISEA J120442.11+275411.8[ATZ98] D034[BDW2002] q1202+2810[DT2000] NGC 4104 25[HSN2016] J181.17+27.90[KB2007] J120442.2+275412.0[VV2000] J120442.1+275412[VV2003] J120442.1+275412[VV2006] J120442.1+275412[VV2010] J120442.1+275412[WTW94] 1202+281[ZEH2003] RX J1204.6+2754 1

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
BSD 56-208	Star	77.92″	11.25
LEDA 4309742	Galaxy	240.1″	—
LEDA 1821968	EmissionG	272.2″	—
2MASX J12042789+2758581	GtowardsCl	342″	—
LEDA 93647	EmissionG	411.1″	—
GALEX J120409.7+275223	WhiteDwarf	442.5″	—
SDSS J120516.71+275250.2	QSO	465.9″	—
V* GR Com	RRLyrae	512.2″	16.33
LEDA 1819949	Galaxy	520.5″	—
SDSS J120519.44+275725.7	QSO	531.4″	—

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/qso-j1204-2754 · Registry entry updated 2026-08-14.