| 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 13 22:02 | 2022 Aug 13 21:31 |
| Time of closest approach (UTC) | 2022 Jul 02 03:12:55.851 |
| Minimum distance | 21.882 km |
| Height difference | -2.814 km |
| Relative speed | 14.679 km/s |
| Angle between velocity vectors | 154° |
| Geographic position | 52.7°N, 96.2°E |
| Height | 646 km |
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