| Primary satellite | Secondary satellite |
| Name | Cosmos 1703 Rocket | ALOS DEB |
| Spacetrack catalog number | 16263 | 35418 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2025 Dec 13 16:00 | 2025 Dec 13 11:15 |
| Time of closest approach (UTC) | 2025 Nov 11 08:18:41.511 |
| Minimum distance | 3.853 km |
| Height difference | 3.009 km |
| Relative speed | 15.086 km/s |
| Angle between velocity vectors | 179° |
| Geographic position | 13.2°S, 118.9°E |
| Height | 624 km |
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