| Primary satellite | Secondary satellite |
| Name | Cosmos 1898 Rocket | Cosmos 773 |
| Spacetrack catalog number | 18586 | 8343 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2022 Jul 01 08:25 | 2022 Jul 01 07:46 |
| Time of closest approach (UTC) | 2022 May 30 19:58:30.533 |
| Minimum distance | 6.387 km |
| Height difference | 1.765 km |
| Relative speed | 2.463 km/s |
| Angle between velocity vectors | 19° |
| Geographic position | 73.9°N, 97.1°E |
| Height | 785 km |
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