| Primary satellite | Secondary satellite |
| Name | Cosmos 1656 | Resurs 1-4 |
| Spacetrack catalog number | 15755 | 25394 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2023 Mar 19 20:23 | 2023 Mar 19 21:00 |
| Time of closest approach (UTC) | 2023 Feb 01 23:14:09.204 |
| Minimum distance | 74.428 km |
| Height difference | -1.438 km |
| Relative speed | 3.863 km/s |
| Angle between velocity vectors | 30° |
| Geographic position | 23.0°N, 43.0°E |
| Height | 814 km |
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