| Primary satellite | Secondary satellite |
| Name | Transit 2A | AQUARIUS |
| Spacetrack catalog number | 45 | 37673 |
| Radar cross section | medium | large |
| Epoch of two-line elements (UTC) | 2025 Dec 04 19:51 | 2025 Dec 05 07:40 |
| Time of closest approach (UTC) | 2025 Nov 13 15:13:59.139 |
| Minimum distance | 38.011 km |
| Height difference | 1.305 km |
| Relative speed | 13.027 km/s |
| Angle between velocity vectors | 119° |
| Geographic position | 66.6°S, 152.6°W |
| Height | 660 km |
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