| Primary satellite | Secondary satellite |
| Name | Oscar 19 | Cosmos 494 |
| Spacetrack catalog number | 20442 | 6059 |
| Radar cross section | medium | large |
| Epoch of two-line elements (UTC) | 2023 Jun 03 21:45 | 2023 Jun 04 03:29 |
| Time of closest approach (UTC) | 2023 Apr 08 17:08:50.892 |
| Minimum distance | 30.343 km |
| Height difference | -1.014 km |
| Relative speed | 3.682 km/s |
| Angle between velocity vectors | 29° |
| Geographic position | 29.4°N, 25.1°W |
| Height | 777 km |
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