| Primary satellite | Secondary satellite |
| Name | PRISM | SPOT 4 DEB |
| Spacetrack catalog number | 33493 | 44585 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2021 Mar 05 18:21 | 2021 Mar 05 14:45 |
| Time of closest approach (UTC) | 2021 Jan 23 01:21:21.964 |
| Minimum distance | 1894.972 km |
| Height difference | 30.496 km |
| Relative speed | 15.063 km/s |
| Angle between velocity vectors | 174° |
| Geographic position | 55.2°S, 152.3°W |
| Height | 599 km |
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