| Primary satellite | Secondary satellite |
| Name | deb Delta 104 | Cosmos 1607 |
| Spacetrack catalog number | 9988 | 15378 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 22 20:20 | 2024 Dec 23 03:04 |
| Time of closest approach (UTC) | 2024 Dec 27 22:39:38.125 |
| Minimum distance | 4.971 km |
| Height difference | 4.948 km |
| Relative speed | 14.614 km/s |
| Angle between velocity vectors | 163° |
| Geographic position | 42.3°S, 137.8°E |
| Height | 936 km |
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