Registry · deep sky

[SST2011] J123030.82+413911.5

HighMassXBin SIMBAD HXB 18 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 30m 30.82s
Declination: +41° 39′ 11.5″
Galactic l, b: 138.05, 74.86

Also known as

11 identifiers

CXO J123030.7+413911CXOU J123030.7+413911CXOU J123030.8+413911[FHL2008] NGC 4485-4490 ULX-3[LM2005] NGC 4485-90 ULX3[SGT2004] J123030.82+413911.5[SMM2006b] J123031.40+413908.6[SST2011] J123030.82+413911.5[STS2009b] J123030.82+413911.5[VHC2007] 3[WMR2006] NGC4490 XMM4

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
[SST2011] J123032.27+413918.1	HighMassXBin	17.54″	—
CXOU J123030.4+413852	HighMassXBin	19.4″	—
2CXO J123029.4+413927	HighMassXBin	22.22″	—
CXOU J123035.2+413846	HighMassXBin	53.87″	—
NGC 4490	GtowardsGroup	61.47″	9.79
[SST2011] J123036.32+413837.8	HighMassXBin	70.26″	—
[TKT2016] 3135	PairG	72.67″	—
CXO J123038.4+413831	HighMassXBin	93.11″	—
SN 1982F	Supernova	107.7″	—
SN 2008ax	Supernova	124.8″	23.5
AT 2011kp	Transient	148.2″	—

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/sst2011-j123030-82-413911-5 · Registry entry updated 2026-08-14.