| Primary satellite | Secondary satellite |
| Name | Transit 2A | DELTA 1 DEB |
| Spacetrack catalog number | 45 | 42567 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2025 Jul 20 07:28 | 2025 Jul 20 14:24 |
| Time of closest approach (UTC) | 2025 Jun 24 11:28:03.832 |
| Minimum distance | 33.562 km |
| Height difference | -1.838 km |
| Relative speed | 9.199 km/s |
| Angle between velocity vectors | 74° |
| Geographic position | 61.8°N, 165.8°W |
| Height | 613 km |
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