| Primary satellite | Secondary satellite |
| Name | deb Kosmos-1275 | NOAA 19 |
| Spacetrack catalog number | 12727 | 33591 |
| Radar cross section | medium | large |
| Epoch of two-line elements (UTC) | 2024 Dec 23 03:41 | 2024 Dec 23 08:22 |
| Time of closest approach (UTC) | 2024 Dec 27 13:40:17.778 |
| Minimum distance | 3.662 km |
| Height difference | -0.793 km |
| Relative speed | 2.772 km/s |
| Angle between velocity vectors | 21° |
| Geographic position | 42.9°S, 69.9°W |
| Height | 870 km |
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