| Detail | Value | Reference |
|---|---|---|
| WR | 77k | |
| Reference | VIIA | |
| HD | ||
| Alias1 | ||
| Alias2 | NC-L | |
| Alias3 | Wd1-44 | |
| Right Ascension J2000 (h:m:s) | 16 47 04.19 | |
| Declination J2000 (d:m:s) | -45 51 07.40 | |
| Galactic Longitude (deg) | 339.549 | |
| Galactic Latitude (deg) | -0.405 | |
| Spectral Type | WN9h+? | CH06; RCN21 |
| Binary Status | SB1 (P=53.95d) | |
| umag | ||
| bmag | ||
| vmag | ||
| rmag | ||
| Umag | ||
| Bmag | 22.6 | CM08 |
| Vmag | 18.86 | CM08 |
| Gmag | 15.61 | CM08 |
| Jmag | 9.08 | CH06 |
| Hmag | 7.72 | CH06 |
| Kmag | 7.19 | CH06 |
| Cluster | Westerlund 1 | |
| Association | ||
| Star Forming Region | ||
| Distance | 5 | CH06 |