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 | 18689 |
| 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 Mar 11 18:56 | 2026 Mar 10 11:03:19 | 65.8160 | 0.09388 | 5.3240 | 197.7507 | 333.4065 | 11.55759 | – |
| 2026 Mar 10 18:56 | 2026 Mar 10 11:03:19 | 65.8160 | 0.09388 | 5.3240 | 197.7507 | 333.4065 | 11.55759 | – |
| 2026 Mar 09 18:56 | 2026 Mar 03 12:52:29 | 65.8155 | 0.09393 | 6.0987 | 200.0344 | 333.4065 | 11.55759 | – |
| 2026 Mar 08 18:57 | 2026 Mar 03 12:52:29 | 65.8155 | 0.09393 | 6.0987 | 200.0344 | 333.4065 | 11.55759 | – |
| 2026 Mar 07 18:57 | 2026 Mar 03 12:52:29 | 65.8155 | 0.09393 | 6.0987 | 200.0344 | 333.4065 | 11.55759 | – |
| 2026 Mar 06 18:56 | 2026 Mar 03 12:52:29 | 65.8155 | 0.09393 | 6.0987 | 200.0344 | 333.4065 | 11.55759 | – |
| 2026 Mar 05 18:56 | 2026 Mar 03 12:52:29 | 65.8155 | 0.09393 | 6.0987 | 200.0344 | 333.4065 | 11.55759 | – |
| 2026 Mar 04 18:57 | 2026 Mar 03 12:52:29 | 65.8155 | 0.09393 | 6.0987 | 200.0344 | 333.4065 | 11.55759 | – |
| 2026 Mar 03 18:56 | 2026 Feb 26 12:23:12 | 65.8161 | 0.09396 | 6.6603 | 201.6842 | 333.4065 | 11.55759 | – |
| 2026 Mar 02 18:57 | 2026 Feb 26 12:23:12 | 65.8161 | 0.09396 | 6.6603 | 201.6842 | 333.4065 | 11.55759 | – |
| 2026 Mar 01 18:57 | 2026 Feb 26 12:23:12 | 65.8161 | 0.09396 | 6.6603 | 201.6842 | 333.4065 | 11.55759 | – |
| 2026 Feb 28 18:56 | 2026 Feb 26 12:23:12 | 65.8161 | 0.09396 | 6.6603 | 201.6842 | 333.4065 | 11.55759 | – |
| 2026 Feb 27 19:05 | 2026 Feb 26 12:23:12 | 65.8161 | 0.09396 | 6.6603 | 201.6842 | 333.4065 | 11.55759 | – |
| 2026 Feb 26 20:45 | 2026 Feb 26 12:23:12 | 65.8161 | 0.09396 | 6.6603 | 201.6842 | 333.4065 | 11.55759 | – |