| Primary satellite | Secondary satellite |
| Name | Cosmos 724 | COSMOS 1275 DEB |
| Spacetrack catalog number | 7727 | 42188 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 10:48 | 2024 Dec 22 23:43 |
| Time of closest approach (UTC) | 2024 Dec 23 10:48:03.947 |
| Minimum distance | 3.564 km |
| Height difference | 2.976 km |
| Relative speed | 14.300 km/s |
| Angle between velocity vectors | 148° |
| Geographic position | 4.1°S, 126.3°E |
| Height | 858 km |
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