Registry · deep sky

Cl* Westerlund 1 W 16

Supergiant SIMBAD sg* A5Ia+ 30 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 06.62s
Declination: −45° 50′ 42.2″
Galactic l, b: 339.56, -0.4059
Magnitude V: 16.25
Parallax: 0.097 mas
Redshift z: -9.780e-05
Radial velocity: -29.32 km/s
Proper motion: -2.13, -3.76 mas/yr

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
WR 77s	WolfRayet*	3.21″	19.81
Cl* Westerlund 1 W 17	BlueSG	8.074″	18.87
Cl* Westerlund 1 W 37	Star	8.241″	19.11
Cl* Westerlund 1 W 25	BlueSG	12.35″	17.85
Cl* Westerlund 1 W 15	Star	12.46″	18.96
Cl* Westerlund 1 W 18	BlueSG	12.6″	17.61
2MASS J16470540-4550367	RedSG	13.8″	16.79
Cl* Westerlund 1 W 27	BlueSG	15.28″	17.94
Cl* Westerlund 1 W 13	WolfRayet*	16.2″	17.19
WR 77sc	WolfRayet*	18.44″	19.69
Cl* Westerlund 1 CN R	WolfRayet*	20.26″	—

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-16 · Registry entry updated 2026-08-14.