| Primary satellite | Secondary satellite |
| Name | Oscar 19 | COSMOS 2251 DEB |
| Spacetrack catalog number | 20442 | 33942 |
| Radar cross section | medium | medium |
| Epoch of two-line elements (UTC) | 2022 Aug 08 16:12 | 2022 Aug 08 20:16 |
| Time of closest approach (UTC) | 2022 Jun 29 00:27:17.270 |
| Minimum distance | 2.192 km |
| Height difference | 2.184 km |
| Relative speed | 8.956 km/s |
| Angle between velocity vectors | 74° |
| Geographic position | 68.8°S, 17.8°E |
| Height | 810 km |
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