| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | COSMOS 1818 COOLANT |
| Spacetrack catalog number | 31740 | 50771 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2022 Aug 09 04:48 | 2022 Jul 28 10:20 |
| Time of closest approach (UTC) | 2022 Jun 29 22:19:05.737 |
| Minimum distance | 34.013 km |
| Height difference | 1.937 km |
| Relative speed | 14.015 km/s |
| Angle between velocity vectors | 140° |
| Geographic position | 60.8°N, 113.4°E |
| Height | 796 km |
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