| Primary satellite | Secondary satellite |
| Name | Cosmos 1666 Rocket | YAOGAN 30 |
| Spacetrack catalog number | 15890 | 41473 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2022 Jul 03 11:57 | 2022 Jul 03 21:05 |
| Time of closest approach (UTC) | 2022 May 27 14:03:08.412 |
| Minimum distance | 2.505 km |
| Height difference | 1.301 km |
| Relative speed | 15.058 km/s |
| Angle between velocity vectors | 178° |
| Geographic position | 69.0°S, 115.0°E |
| Height | 654 km |
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