Registry · deep sky

Cl* Westerlund 1 W 78

BlueSG SIMBAD s*b B1Ia 14 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 01.55s
Declination: −45° 49′ 57.9″
Galactic l, b: 339.56, -0.3867
Magnitude V: 17.41
Parallax: 0.1485 mas
Redshift z: -0.00015339
Radial velocity: -45.99 km/s
Proper motion: -1.984, -3.474 mas/yr

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
[CRN2020] W1029	Star	7.724″	—
[CRN2020] W1026	Star	10.51″	—
2MASS J16470103-4550069	BlueSG	10.51″	—
[CRN2020] W1037	Star	16.02″	19.62
[CRN2020] W1032	Star	21.24″	21.18
WR 77f	WolfRayet*	26.41″	17.79
Cl* Westerlund 1 W 7	BlueSG	27.24″	15.97
Cl* Westerlund 1 W 6b	Star	28.53″	20.2
Cl* Westerlund 1 W 50b	Star	29.15″	19.66
Cl* Westerlund 1 W 6a	BlueSG	30.2″	18.41
[B2007] J164659.93-455025.3	Variable*	32.35″	19.48

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-78 · Registry entry updated 2026-08-14.