| Primary satellite | Secondary satellite |
| Name | Cosmos 1626 Rocket | IRIDIUM 33 DEB |
| Spacetrack catalog number | 15495 | 34526 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2022 May 21 21:45 | 2022 May 21 14:57 |
| Time of closest approach (UTC) | 2022 Jan 29 21:34:04.791 |
| Minimum distance | 107.720 km |
| Height difference | 69.594 km |
| Relative speed | 14.843 km/s |
| Angle between velocity vectors | 164° |
| Geographic position | 44.2°S, 53.6°W |
| Height | 648 km |
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