| Primary satellite | Secondary satellite |
| Name | Transit 2A | WILDFIRE 5 |
| Spacetrack catalog number | 45 | 57769 |
| Radar cross section | medium | large |
| Epoch of two-line elements (UTC) | 2025 Jun 20 21:52 | 2025 Jun 20 18:17 |
| Time of closest approach (UTC) | 2025 May 18 14:10:45.894 |
| Minimum distance | 55.502 km |
| Height difference | -0.181 km |
| Relative speed | 7.503 km/s |
| Angle between velocity vectors | 62° |
| Geographic position | 66.7°S, 138.1°E |
| Height | 971 km |
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