| Primary satellite | Secondary satellite |
| Name | AO-27 | COSMOS 1867 COOLANT |
| Spacetrack catalog number | 22825 | 39667 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2025 May 14 18:18 | 2025 May 14 20:11 |
| Time of closest approach (UTC) | 2024 Apr 23 19:07:02.273 |
| Minimum distance | 6238.455 km |
| Height difference | -13.145 km |
| Relative speed | 14.225 km/s |
| Angle between velocity vectors | 145° |
| Geographic position | 10.8°N, 27.7°E |
| Height | 797 km |
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