Registry · deep sky

Cl* Westerlund 1 W 49

BlueSG SIMBAD s*b B0Iab 15 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 01.90s
Declination: −45° 50′ 31.7″
Galactic l, b: 339.55, -0.3935
Magnitude V: 18.76
Parallax: 0.2231 mas
Redshift z: -0.00012711
Radial velocity: -38.11 km/s
Proper motion: -2.191, -3.381 mas/yr

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
Cl* Westerlund 1 BKS H	YellowSG	7.48″	14.47
Cl* Westerlund 1 W 50b	Star	9.045″	19.66
Cl* Westerlund 1 W 6b	Star	14.2″	20.2
Cl* Westerlund 1 W 6a	BlueSG	14.34″	18.41
[CRN2020] W1032	Star	14.42″	21.18
Cl* Westerlund 1 W 10	BlueSG	15.31″	18.52
Cl* Westerlund 1 W 11	BlueSG	15.92″	17.51
WR 77f	WolfRayet*	16.4″	17.79
Cl* Westerlund 1 W 38	BlueSG	17.62″	19.1
WR 77g	WolfRayet*	17.81″	19
Cl* Westerlund 1 W 40a	LongPeriodV* Candidate	20.49″	18.05

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/cl-westerlund-1-w-49 · Registry entry updated 2026-08-14.