| Primary satellite | Secondary satellite |
| Name | DELTA 1 DEB | deb Kosmos- 1809 |
| Spacetrack catalog number | 37638 | 18680 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 20 11:03 | 2024 Dec 22 07:06 |
| Time of closest approach (UTC) | 2024 Dec 26 04:21:32.656 |
| Minimum distance | 2.766 km |
| Height difference | -2.104 km |
| Relative speed | 14.777 km/s |
| Angle between velocity vectors | 173° |
| Geographic position | 76.5°S, 136.4°E |
| Height | 890 km |
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