| Primary satellite | Secondary satellite |
| Name | Resurs 01 Rocket | Cosmos 220 |
| Spacetrack catalog number | 23343 | 3229 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2021 Jan 16 04:32 | 2021 Jan 15 16:11 |
| Time of closest approach (UTC) | 2020 Nov 28 11:01:52.563 |
| Minimum distance | 8.103 km |
| Height difference | -0.165 km |
| Relative speed | 15.040 km/s |
| Angle between velocity vectors | 172° |
| Geographic position | 15.7°S, 153.8°E |
| Height | 641 km |
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