Registry · deep sky

GCIRS 9

LongPeriodV* SIMBAD LP* M3III 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: 17h 45m 40.45s
Declination: −29° 00′ 34.5″
Galactic l, b: 359.94, -0.04835
Redshift z: -0.0011595
Radial velocity: -347.8 km/s
Proper motion: 3.3, 2.4 mas/yr

Also known as

20 identifiers

2MASS J17454044-2900344BHA 20GCIRS 9SSTGC 526277TIC 321993679V* V4920 Sgr[BSD96] 91[CRG2001b] 43[FGK2003] 151Gal Center IRS 9Gal Center IRS 9 HII[GMC2001] 3-2753[GPE2000] 9.06[KGD91] HeI 13[MKN2009] 649[OEG99] 4Sgr A IRS 9[SME2009] 1229[VES2006] 29[VES2006] 30

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
CXOU J174540.4-290036	X	1.81″	—
GCIRS 9SE	WolfRayet*	1.839″	—
[SME2009] 791	Star	1.858″	—
[GKM98] S9-9	Star	1.887″	—
GCIRS 9SW	WolfRayet*	1.954″	—
[GKM98] S9-20	Star	2.026″	—
[SME2009] 637	Star	2.092″	—
[SME2009] 1025	Star	2.202″	—
GCIRS 9W	WolfRayet*	2.577″	—
[SME2009] 580	Star	2.603″	—
[GKM98] S5-191	Star	2.636″	—

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/gcirs-9 · Registry entry updated 2026-08-14.