| Primary satellite | Secondary satellite |
| Name | PRISM | RESURS O1 DEB |
| Spacetrack catalog number | 33493 | 43349 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2021 Mar 05 18:21 | 2021 Mar 05 11:17 |
| Time of closest approach (UTC) | 2021 Jan 20 15:23:29.364 |
| Minimum distance | 38.504 km |
| Height difference | 0.745 km |
| Relative speed | 13.544 km/s |
| Angle between velocity vectors | 127° |
| Geographic position | 71.8°S, 139.4°E |
| Height | 611 km |
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