| Primary satellite | Secondary satellite |
| Name | STARS | COSMOS 2523 |
| Spacetrack catalog number | 33498 | 42986 |
| Radar cross section | medium | medium |
| Epoch of two-line elements (UTC) | 2022 Aug 07 16:46 | 2022 Aug 07 21:49 |
| Time of closest approach (UTC) | 2022 Jul 02 03:13:05.201 |
| Minimum distance | 22.745 km |
| Height difference | -3.126 km |
| Relative speed | 14.680 km/s |
| Angle between velocity vectors | 154° |
| Geographic position | 52.7°N, 96.2°E |
| Height | 645 km |
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