| Primary satellite | Secondary satellite |
| Name | Cosmos 1025 Rocket | OBJECT H |
| Spacetrack catalog number | 10974 | 44886 |
| Radar cross section | large | medium |
| Epoch of two-line elements (UTC) | 2021 Jan 17 17:18 | 2021 Jan 18 04:41 |
| Time of closest approach (UTC) | 2020 Dec 07 06:04:25.702 |
| Minimum distance | 23.241 km |
| Height difference | -0.646 km |
| Relative speed | 2.443 km/s |
| Angle between velocity vectors | 19° |
| Geographic position | 34.0°S, 64.7°E |
| Height | 623 km |
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