| Primary satellite | Secondary satellite |
| Name | Courier 1B Rocket | NNS O-19 |
| Spacetrack catalog number | 59 | 4507 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2025 Nov 13 04:56 | 2025 Nov 13 05:30 |
| Time of closest approach (UTC) | 2025 Oct 15 13:38:24.467 |
| Minimum distance | 17.355 km |
| Height difference | -0.580 km |
| Relative speed | 9.189 km/s |
| Angle between velocity vectors | 79° |
| Geographic position | 26.3°S, 5.5°E |
| Height | 1156 km |
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