| Primary satellite | Secondary satellite |
| Name | COSMO-SKYMED 1 | RESURS 01 DEB |
| Spacetrack catalog number | 31598 | 46884 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Apr 21 01:20 | 2021 Apr 19 20:51 |
| Time of closest approach (UTC) | 2021 Mar 05 10:10:56.609 |
| Minimum distance | 1182.552 km |
| Height difference | 2.760 km |
| Relative speed | 13.818 km/s |
| Angle between velocity vectors | 133° |
| Geographic position | 80.1°N, 165.9°E |
| Height | 637 km |
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