| Primary satellite | Secondary satellite |
| Name | Cosmos 220 Rocket | WNISAT 1R |
| Spacetrack catalog number | 3230 | 42835 |
| Radar cross section | large | medium |
| Epoch of two-line elements (UTC) | 2025 May 13 13:47 | 2025 May 13 18:48 |
| Time of closest approach (UTC) | 2024 May 29 14:59:15.859 |
| Minimum distance | 5043.456 km |
| Height difference | -30.463 km |
| Relative speed | 15.112 km/s |
| Angle between velocity vectors | 173° |
| Geographic position | 15.1°N, 86.6°E |
| Height | 594 km |
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