Orbital elements of COSMOS 839 DEB
| Launched | 7 July 1976 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 20030 |
| Date fetched |
Epoch osculation |
Inc. [°] |
Ecc. | RA asc node [hr] |
Arg Peri. [°] |
Mean anom [°] |
Mean motion [rev/day] |
Abs. mag |
| Date fetched |
Epoch osculation |
Inc. [°] |
Ecc. | RA asc node [hr] |
Arg Peri. [°] |
Mean anom [°] |
Mean motion [rev/day] |
Abs. mag |
| 2026 Aug 15 17:57 | 2026 Aug 07 20:59:40 | 65.6829 | 0.07869 | 20.8100 | 168.8653 | 193.0942 | 12.24612 | – |
| 2026 Aug 14 17:56 | 2026 Aug 07 20:59:40 | 65.6829 | 0.07869 | 20.8100 | 168.8653 | 193.0942 | 12.24612 | – |
| 2026 Aug 13 17:57 | 2026 Aug 07 20:59:40 | 65.6829 | 0.07869 | 20.8100 | 168.8653 | 193.0942 | 12.24612 | – |