| Detail | Value | Reference |
|---|---|---|
| WR | 21a | |
| Reference | VII | |
| HD | ||
| Alias1 | ||
| Alias2 | THA 35-II-42 | |
| Alias3 | 1E 1024.0-5732 | |
| Right Ascension J2000 (h:m:s) | 10 25 56.49 | |
| Declination J2000 (d:m:s) | -57 48 43.5 | |
| Galactic Longitude (deg) | 284.5154 | |
| Galactic Latitude (deg) | -0.2394 | |
| Spectral Type | O2If/WN5 | MSA16 |
| Binary Status | d.e.l. | |
| umag | ||
| bmag | ||
| vmag | 12.8 | Th66 |
| rmag | ||
| Umag | ||
| Bmag | 13 | CS03 |
| Vmag | ||
| Gmag | 11.69 | dr2 |
| Jmag | 8.808 | CS03 |
| Hmag | 8.2 | CS03 |
| Kmag | 7.833 | CS03 |
| Cluster | ||
| Association | ||
| Star Forming Region | RM10 SFC26? | |
| Distance | 4.38 | rc20 |