UPSA
Object Registry
| Object | Type | Separation | V |
|---|---|---|---|
| Cl* Westerlund 1 W 33 | BlueSG | 5.3″ | 15.61 |
| Cl* Westerlund 1 W 43c | Star | 6.612″ | 18.35 |
| Cl* Westerlund 1 W 34 | BlueSG | 6.807″ | 18.15 |
| [CRN2020] W1043 | Star | 6.872″ | 20.17 |
| Cl* Westerlund 1 W 43b | BlueSG | 7.586″ | — |
| Cl* Westerlund 1 W 43 | ** | 7.748″ | — |
| Cl* Westerlund 1 W 43a | BlueSG | 7.841″ | 18.05 |
| Cl* Westerlund 1 W 19 | BlueSG | 8.904″ | 18.78 |
| Cl* Westerlund 1 W 36 | BlueSG | 9.309″ | 18.89 |
| Cl* Westerlund 1 W 42 | BlueSG | 10.04″ | — |
| Cl* Westerlund 1 CN C | WolfRayet* | 10.12″ | — |
| 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-35 · Registry entry updated 2026-08-14.