| Primary satellite | Secondary satellite |
| Name | SL-8 R/B | IRIDIUM 33 DEB |
| Spacetrack catalog number | 33066 | 33865 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2022 May 21 00:32 | 2022 May 21 03:05 |
| Time of closest approach (UTC) | 2022 Jan 25 00:48:31.258 |
| Minimum distance | 6798.107 km |
| Height difference | -14.178 km |
| Relative speed | 11.211 km/s |
| Angle between velocity vectors | 96° |
| Geographic position | 44.5°S, 38.8°W |
| Height | 678 km |
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