| Primary satellite | Secondary satellite |
| Name | LilacSat-2 | Cosmos 546 |
| Spacetrack catalog number | 40908 | 6350 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2022 Jun 26 23:45 | 2022 Jun 26 21:24 |
| Time of closest approach (UTC) | 2022 May 25 17:22:23.753 |
| Minimum distance | 207.197 km |
| Height difference | 0.775 km |
| Relative speed | 8.234 km/s |
| Angle between velocity vectors | 66° |
| Geographic position | 41.0°N, 170.8°W |
| Height | 516 km |
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