| Primary satellite | Secondary satellite |
| Name | Cosmos 1844 | COROT |
| Spacetrack catalog number | 17973 | 29678 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2025 Jan 18 20:29 | 2025 Jan 18 18:23 |
| Time of closest approach (UTC) | 2024 Dec 07 02:04:48.096 |
| Minimum distance | 165.265 km |
| Height difference | 5.054 km |
| Relative speed | 12.156 km/s |
| Angle between velocity vectors | 111° |
| Geographic position | 69.2°N, 73.6°W |
| Height | 864 km |
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