| Primary satellite | Secondary satellite |
| Name | Cosmos 1814 Rocket | COSMOS 1867 COOLANT |
| Spacetrack catalog number | 17304 | 39671 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2023 Sep 29 04:13 | 2023 Sep 29 10:15 |
| Time of closest approach (UTC) | 2023 Jun 05 00:57:39.843 |
| Minimum distance | 201.686 km |
| Height difference | -10.642 km |
| Relative speed | 13.826 km/s |
| Angle between velocity vectors | 136° |
| Geographic position | 19.8°S, 36.8°W |
| Height | 789 km |
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