Registry · deep sky

BHA 4W

Star SIMBAD * M7III 7 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: 17h 45m 39.58s
Declination: −29° 00′ 22.6″
Galactic l, b: 359.94, -0.04393
Redshift z: 0.00066768
Radial velocity: 200.1 km/s

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
GCIRS 30	Star	0.4114″	—
Galactic Center	Region	0.6666″	—
BHA 4E	Star	1.068″	—
[GKM98] S6-90	Star	2.128″	—
GCIRS 7SW	WolfRayet*	2.213″	—
[GKM98] S7-19	Star	2.38″	—
[GKM98] S7-20	Star	2.669″	—
Sgr A West	HIIReg	2.745″	—
GCIRS 3	Star	3.165″	—
GCIRS 34NW	WolfRayet*	3.537″	—
[GKM98] S6-95	Star	3.588″	—

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/bha-4w · Registry entry updated 2026-08-14.