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 | 21957 |
| 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 05 18:58 | 2026 Feb 02 03:22:24 | 65.4643 | 0.07219 | 20.6663 | 23.9762 | 339.3157 | 12.65661 | – |
| 2026 Feb 04 18:57 | 2026 Feb 02 03:22:24 | 65.4643 | 0.07219 | 20.6663 | 23.9762 | 339.3157 | 12.65661 | – |
| 2026 Feb 03 18:56 | 2026 Feb 02 03:22:24 | 65.4643 | 0.07219 | 20.6663 | 23.9762 | 339.3157 | 12.65661 | – |
| 2026 Feb 02 18:56 | 2026 Feb 02 03:22:24 | 65.4643 | 0.07219 | 20.6663 | 23.9762 | 339.3157 | 12.65661 | – |
| 2026 Feb 01 18:56 | 2026 Jan 26 19:39:47 | 65.4650 | 0.07213 | 21.5458 | 26.1727 | 339.3157 | 12.65661 | – |
| 2026 Jan 31 18:56 | 2026 Jan 26 19:39:47 | 65.4650 | 0.07213 | 21.5458 | 26.1727 | 339.3157 | 12.65661 | – |
| 2026 Jan 30 18:57 | 2026 Jan 26 19:39:47 | 65.4650 | 0.07213 | 21.5458 | 26.1727 | 339.3157 | 12.65661 | – |
| 2026 Jan 29 18:56 | 2026 Jan 26 19:39:47 | 65.4650 | 0.07213 | 21.5458 | 26.1727 | 339.3157 | 12.65661 | – |
| 2026 Jan 28 18:56 | 2026 Jan 26 19:39:47 | 65.4650 | 0.07213 | 21.5458 | 26.1727 | 339.3157 | 12.65661 | – |
| 2026 Jan 27 18:56 | 2026 Jan 21 14:30:02 | 65.4653 | 0.07207 | 22.2714 | 27.9899 | 339.3157 | 12.65661 | – |
| 2026 Jan 26 18:57 | 2026 Jan 21 14:30:02 | 65.4653 | 0.07207 | 22.2714 | 27.9899 | 339.3157 | 12.65661 | – |
| 2026 Jan 25 18:57 | 2026 Jan 21 14:30:02 | 65.4653 | 0.07207 | 22.2714 | 27.9899 | 339.3157 | 12.65661 | – |