| Primary satellite | Secondary satellite |
| Name | Oscar 19 | COSMOS 2251 DEB |
| Spacetrack catalog number | 20442 | 33822 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2022 Aug 06 20:38 | 2022 Aug 06 21:33 |
| Time of closest approach (UTC) | 2022 Jun 30 05:06:31.346 |
| Minimum distance | 128.191 km |
| Height difference | -0.354 km |
| Relative speed | 10.980 km/s |
| Angle between velocity vectors | 95° |
| Geographic position | 71.7°S, 179.2°E |
| Height | 816 km |
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