| Primary satellite | Secondary satellite |
| Name | Courier 1B Rocket | COSMOS 970 DEB |
| Spacetrack catalog number | 59 | 64988 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2025 Dec 12 04:47 | 2025 Dec 05 06:45 |
| Time of closest approach (UTC) | 2025 Nov 12 14:17:33.968 |
| Minimum distance | 14.977 km |
| Height difference | 1.275 km |
| Relative speed | 6.942 km/s |
| Angle between velocity vectors | 56° |
| Geographic position | 27.6°S, 145.7°E |
| Height | 958 km |
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