Registry · deep sky

2MASS J16470103-4550069

BlueSG SIMBAD s*b O9.5Iab 9 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: 16h 47m 01.03s
Declination: −45° 50′ 06.9″
Galactic l, b: 339.56, -0.3872
Parallax: 0.1557 mas
Redshift z: -0.00013665
Radial velocity: -40.97 km/s
Proper motion: -2.272, -3.773 mas/yr

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
Cl* Westerlund 1 W 78	BlueSG	10.51″	17.41
[CRN2020] W1032	Star	16.94″	21.18
[CRN2020] W1029	Star	17.4″	—
[CRN2020] W1026	Star	18.01″	—
[CRN2020] W1037	Star	19.01″	19.62
Cl* Westerlund 1 W 50b	Star	19.95″	19.66
[B2007] J164659.93-455025.3	Variable*	21.84″	19.48
WR 77f	WolfRayet*	24.04″	17.79
Cl* Westerlund 1 W 6b	Star	25.31″	20.2
Cl* Westerlund 1 W 49	BlueSG	26.37″	18.76
Cl* Westerlund 1 W 6a	BlueSG	26.99″	18.41

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/2mass-j16470103-4550069 · Registry entry updated 2026-08-14.