| Primary satellite | Secondary satellite |
| Name | Cosmos 1346 Rocket | SPHERE-1 EYE |
| Spacetrack catalog number | 13121 | 55072 |
| Radar cross section | large | medium |
| Epoch of two-line elements (UTC) | 2023 Mar 22 10:54 | 2023 Mar 21 11:32 |
| Time of closest approach (UTC) | 2023 Feb 01 23:07:15.507 |
| Minimum distance | 40.874 km |
| Height difference | 0.057 km |
| Relative speed | 15.207 km/s |
| Angle between velocity vectors | 178° |
| Geographic position | 33.5°N, 28.6°W |
| Height | 528 km |
|