UPSA Object Registry
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Cl* Westerlund 1 W 38

BlueSG SIMBAD s*b O9Iab 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 02.86s
Declination
−45° 50′ 46.1″
Galactic l, b
339.55, -0.3983
Magnitude V
19.1
Parallax
0.0966 mas
Redshift z
-0.00014739
Radial velocity
-44.19 km/s
Proper motion
-2.187, -3.645 mas/yr

In the same field

within 9 arcmin · wider search
ObjectTypeSeparationV
WR 77g WolfRayet* 3.809″ 19
Cl* Westerlund 1 W 40a LongPeriodV* Candidate 4.763″ 18.05
Cl* Westerlund 1 W 11 BlueSG 6.601″ 17.51
Cl* Westerlund 1 W 42 BlueSG 7.29″ —
Cl* Westerlund 1 BKS F YellowSG 8.978″ 15.05
Cl* Westerlund 1 W 41 BlueSG 10.94″ 17.87
Cl* Westerlund 1 W 31 BlueSG 11.25″ —
Cl* Westerlund 1 CN V WolfRayet* 12.35″ —
Cl* Westerlund 1 W 43b BlueSG 12.49″ —
Cl* Westerlund 1 W 10 BlueSG 12.58″ 18.52
Cl* Westerlund 1 W 33 BlueSG 13.4″ 15.61

Provenance

where this card came from
ArchiveRead at (UTC)Record
Seeded from the bulk archive load; no per-object fetch yet.

Machine-readable: /api/v1/object/cl-westerlund-1-w-38 · Registry entry updated 2026-08-14.