Registry · deep sky

Cl* Westerlund 1 W 8b

BlueSG SIMBAD s*b B1.5Ia 10 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 04.95s
Declination: −45° 50′ 26.7″
Galactic l, b: 339.56, -0.3994
Redshift z: -0.0001596
Radial velocity: -47.85 km/s

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
Cl* Westerlund 1 W 8	YellowSG	2.331″	15.91
Cl* Westerlund 1 W 9	WolfRayet*	9.621″	17.47
Cl* Westerlund 1 W 25	BlueSG	11.01″	17.85
2MASS J16470540-4550367	RedSG	11.01″	16.79
Cl* Westerlund 1 CN R	WolfRayet*	11.29″	—
Cl* Westerlund 1 W 28	BlueSG	12.17″	17.15
Cl* Westerlund 1 W 29	BlueSG	14.38″	18.66
Cl* Westerlund 1 W 27	BlueSG	14.87″	17.94
Cl* Westerlund 1 W 30	**	15.23″	18.45
Cl* Westerlund 1 W 13	WolfRayet*	15.73″	17.19
Cl* Westerlund 1 CN V	WolfRayet*	16.95″	—

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-8b · Registry entry updated 2026-08-14.