| Detail | Value | Reference |
|---|---|---|
| WR | 42-1 | |
| Reference | RL12 | |
| HD | ||
| Alias1 | DR3 5337420974779493248 | |
| Alias2 | WR42e | |
| Alias3 | RFS 5 | |
| Right Ascension J2000 (h:m:s) | 11 14 45.50 | |
| Declination J2000 (d:m:s) | -61 15 00.3 | |
| Galactic Longitude (deg) | 291.5735 | |
| Galactic Latitude (deg) | -0.5287 | |
| Spectral Type | O3If*/WN6 | RFS16 |
| Binary Status | ||
| umag | ||
| bmag | 16.16 | MMC25 |
| vmag | 15.07 | MMC25 |
| rmag | ||
| Umag | 16.31 | SB04 |
| Bmag | 16.05 | SB04 |
| Vmag | 14.53 | SB04 |
| Gmag | 13.45 | DR2 |
| Jmag | 10.18 | C03 |
| Hmag | 9.47 | C03 |
| Kmag | 9.04 | C03 |
| Cluster | NGC 3603 | |
| Association | ||
| Star Forming Region | G291.6-0.5/RM10 SFC28? | |
| Distance | 6.430 | CRB23 |
| NebulaM/td> |