| Primary satellite | Secondary satellite |
| Name | Oscar 19 | deb Tansei 3 |
| Spacetrack catalog number | 20442 | 9982 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 22:30 | 2024 Dec 22 12:31 |
| Time of closest approach (UTC) | 2024 Dec 24 20:18:40.761 |
| Minimum distance | 1.145 km |
| Height difference | 0.963 km |
| Relative speed | 15.063 km/s |
| Angle between velocity vectors | 152° |
| Geographic position | 53.6°N, 149.0°E |
| Height | 793 km |
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