| Primary satellite | Secondary satellite |
| Name | Oscar 19 | COSMOS 2251 DEB |
| Spacetrack catalog number | 20442 | 33782 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2022 Aug 12 10:41 | 2022 Aug 11 13:19 |
| Time of closest approach (UTC) | 2022 Jul 07 12:54:11.771 |
| Minimum distance | 7.967 km |
| Height difference | 1.461 km |
| Relative speed | 10.485 km/s |
| Angle between velocity vectors | 90° |
| Geographic position | 71.7°S, 173.0°W |
| Height | 814 km |
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