| Primary satellite | Secondary satellite |
| Name | Cosmos 1656 | Burner II No. 8 |
| Spacetrack catalog number | 15755 | 3522 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2023 Mar 20 13:16 | 2023 Mar 20 08:24 |
| Time of closest approach (UTC) | 2023 Feb 01 11:19:41.863 |
| Minimum distance | 7.692 km |
| Height difference | 3.359 km |
| Relative speed | 14.803 km/s |
| Angle between velocity vectors | 167° |
| Geographic position | 38.7°N, 144.4°W |
| Height | 810 km |
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