| Primary satellite | Secondary satellite |
| Name | Transit 4A | Kosmos-700 |
| Spacetrack catalog number | 116 | 7593 |
| Radar cross section | medium | large |
| Epoch of two-line elements (UTC) | 2021 Jan 16 04:19 | 2021 Jan 16 05:08 |
| Time of closest approach (UTC) | 2020 Nov 30 04:53:29.151 |
| Minimum distance | 27.830 km |
| Height difference | 2.088 km |
| Relative speed | 6.500 km/s |
| Angle between velocity vectors | 52° |
| Geographic position | 65.3°N, 132.3°E |
| Height | 987 km |
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