UPSA
Object Registry
| Object | Type | Separation | V |
|---|---|---|---|
| Cl* Westerlund 1 W 19 | BlueSG | 4.712″ | 18.78 |
| [CRN2020] W1043 | Star | 6.923″ | 20.17 |
| Cl* Westerlund 1 W 18 | BlueSG | 8.036″ | 17.61 |
| Cl* Westerlund 1 W 35 | BlueSG | 9.309″ | 18.59 |
| Cl* Westerlund 1 CN B | WolfRayet* | 10.12″ | 20.99 |
| Cl* Westerlund 1 W 34 | BlueSG | 10.71″ | 18.15 |
| Cl* Westerlund 1 CN C | WolfRayet* | 10.97″ | — |
| Cl* Westerlund 1 W 33 | BlueSG | 12.02″ | 15.61 |
| Cl* Westerlund 1 W 37 | Star | 12.37″ | 19.11 |
| Cl* Westerlund 1 W 17 | BlueSG | 13.52″ | 18.87 |
| Cl* Westerlund 1 W 27 | BlueSG | 13.76″ | 17.94 |
| 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-36 · Registry entry updated 2026-08-14.