| Primary satellite | Secondary satellite |
| Name | NOAA 15 | deb Delta 139 |
| Spacetrack catalog number | 25338 | 12278 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2023 Oct 01 13:42 | 2023 Oct 01 06:57 |
| Time of closest approach (UTC) | 2023 Jun 09 07:25:12.038 |
| Minimum distance | 6381.550 km |
| Height difference | 18.016 km |
| Relative speed | 11.338 km/s |
| Angle between velocity vectors | 99° |
| Geographic position | 47.8°N, 171.3°E |
| Height | 808 km |
|