Registry · deep sky

GCIRS 7

LongPeriodV* SIMBAD LP* M2 390 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 39.99s
Declination: −29° 00′ 22.2″
Galactic l, b: 359.95, -0.04515
Redshift z: -0.00042187
Radial velocity: -126.5 km/s
Proper motion: -0.2, -4.2 mas/yr

Also known as

18 identifiers

2MASS J17454004-2900225AP J17454004-2900225BHA 13GCIRS 7SSTGC 525210TIC 321993603[BSD96] 66[CRG2001b] 1[DFM2002] 9[FGK2003] 416Galactic Center IRS 7Gal Center IRS 7[GPE2000] 5.75[IDF98] SiO 359.944-0.046 6[MKN2009] 646[OEG99] 1Sgr A IRS 7[VES2006] 25

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
[PGM2006] E71	WolfRayet*	1.621″	—
GCIRS 7W	WolfRayet*	1.667″	—
[GKM98] S7-10	Star	1.762″	—
[IDF98] SiO 359.944-0.046 3	Maser	1.768″	—
[GKM98] S6-95	Star	1.779″	—
[PGM2006] E73	BlueSG	1.837″	—
[GKM98] S6-100	Star	2.277″	—
[PGM2006] E52	Star	2.277″	—
[GKM98] S8-15	Star	2.317″	—
[GKM98] S3-331	Star	2.35″	—
GCIRS 3E	WolfRayet*	2.593″	—

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-7 · Registry entry updated 2026-08-14.