| Primary satellite | Secondary satellite |
| Name | CZ-4B DEB | deb Kosmos-1275 |
| Spacetrack catalog number | 27433 | 12772 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2023 Sep 27 07:45 | 2023 Sep 26 17:23 |
| Time of closest approach (UTC) | 2023 Jun 03 01:46:50.361 |
| Minimum distance | 246.928 km |
| Height difference | 40.779 km |
| Relative speed | 14.835 km/s |
| Angle between velocity vectors | 179° |
| Geographic position | 80.8°N, 161.6°E |
| Height | 855 km |
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