| Primary satellite | Secondary satellite |
| Name | NOAA 15 | COSMOS 1275 DEB |
| Spacetrack catalog number | 25338 | 42164 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2023 May 29 16:58 | 2023 May 25 19:58 |
| Time of closest approach (UTC) | 2023 Apr 07 08:37:55.924 |
| Minimum distance | 1134.024 km |
| Height difference | -0.549 km |
| Relative speed | 11.689 km/s |
| Angle between velocity vectors | 104° |
| Geographic position | 74.9°S, 163.4°W |
| Height | 835 km |
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