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 | 17838 |
| 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 Feb 04 18:57 | 2026 Feb 01 06:24:37 | 65.9860 | 0.06385 | 22.7029 | 257.1442 | 261.3898 | 12.46470 | – |
| 2026 Feb 03 18:56 | 2026 Feb 01 06:24:37 | 65.9860 | 0.06385 | 22.7029 | 257.1442 | 261.3898 | 12.46470 | – |
| 2026 Feb 02 18:56 | 2026 Feb 01 06:24:37 | 65.9860 | 0.06385 | 22.7029 | 257.1442 | 261.3898 | 12.46470 | – |
| 2026 Feb 01 18:56 | 2026 Jan 23 08:41:40 | 65.9831 | 0.06392 | 23.8722 | 260.7757 | 261.3898 | 12.46470 | – |
| 2026 Jan 31 18:56 | 2026 Jan 23 08:41:40 | 65.9831 | 0.06392 | 23.8722 | 260.7757 | 261.3898 | 12.46470 | – |
| 2026 Jan 30 18:57 | 2026 Jan 23 08:41:40 | 65.9831 | 0.06392 | 23.8722 | 260.7757 | 261.3898 | 12.46470 | – |
| 2026 Jan 29 18:56 | 2026 Jan 23 08:41:40 | 65.9831 | 0.06392 | 23.8722 | 260.7757 | 261.3898 | 12.46470 | – |
| 2026 Jan 28 18:56 | 2026 Jan 23 08:41:40 | 65.9831 | 0.06392 | 23.8722 | 260.7757 | 261.3898 | 12.46470 | – |