| Primary satellite | Secondary satellite |
| Name | Meteor 1-11 Rocket | COBE dewar cap |
| Spacetrack catalog number | 5918 | 20328 |
| Radar cross section | large | medium |
| Epoch of two-line elements (UTC) | 2024 Dec 23 00:00 | 2024 Dec 23 00:09 |
| Time of closest approach (UTC) | 2024 Dec 25 21:34:57.531 |
| Minimum distance | 3.998 km |
| Height difference | -3.763 km |
| Relative speed | 14.781 km/s |
| Angle between velocity vectors | 177° |
| Geographic position | 80.8°S, 18.3°E |
| Height | 911 km |
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