| Primary satellite | Secondary satellite |
| Name | PRISM | Cosmos 2084 Rocket |
| Spacetrack catalog number | 33493 | 20666 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2021 Mar 05 18:21 | 2021 Mar 05 19:47 |
| Time of closest approach (UTC) | 2021 Jan 19 11:31:22.249 |
| Minimum distance | 322.391 km |
| Height difference | -0.321 km |
| Relative speed | 12.385 km/s |
| Angle between velocity vectors | 109° |
| Geographic position | 60.7°N, 122.1°W |
| Height | 580 km |
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