| WR | 153 | |
| Reference | VII | |
| HD | HD 211853 | |
| Alias1 | HIP 110154 | |
| Alias2 | GP Cep | |
| Alias3 | | |
| Right Ascension J2000 (h:m:s) | 22 18 45.60 | |
| Declination J2000 (d:m:s) | +56 07 33.9 | |
| Galactic Longitude (deg) | 102.7825 | |
| Galactic Latitude (deg) | -0.6532 | |
| Spectral Type | WN6o/CE+O6I; WN6o/CE+O3-6+B0:I+B1:V-III | SSM96; DMM02 |
| Binary Status | SB2 (P=6.69d) + SB2 (3.47d) | |
| umag | 9.56 | Ma84 |
| bmag | 9.35 | Ma84 |
| vmag | 9.08 | Ma84 |
| rmag | 8.9 | Ma84 |
| Umag | 8.87 | Py66 |
| Bmag | 9.41 | HF00 |
| Vmag | 9.01 | HF00 |
| Gmag | 8.81 | DR2 |
| Jmag | 7.781 | CS03 |
| Hmag | 7.599 | CS03 |
| Kmag | 7.413 | CS03 |
| Cluster | | |
| Association | Cep OB1: | |
| Star Forming Region | G102.9-0.7 | |
| Distance | 4.507 | CRB23 |