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 | 20503 |
| 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 09 18:56 | 2026 Mar 04 15:42:45 | 65.7360 | 0.08992 | 20.3264 | 8.7317 | 352.8225 | 13.01991 | – |
| 2026 Mar 08 18:57 | 2026 Mar 04 15:42:45 | 65.7360 | 0.08992 | 20.3264 | 8.7317 | 352.8225 | 13.01991 | – |
| 2026 Mar 07 18:57 | 2026 Mar 04 15:42:45 | 65.7360 | 0.08992 | 20.3264 | 8.7317 | 352.8225 | 13.01991 | – |
| 2026 Mar 06 18:56 | 2026 Mar 04 15:42:45 | 65.7360 | 0.08992 | 20.3264 | 8.7317 | 352.8225 | 13.01991 | – |
| 2026 Mar 05 18:56 | 2026 Mar 04 15:42:45 | 65.7360 | 0.08992 | 20.3264 | 8.7317 | 352.8225 | 13.01991 | – |
| 2026 Mar 04 18:57 | 2026 Mar 04 15:42:45 | 65.7360 | 0.08992 | 20.3264 | 8.7317 | 352.8225 | 13.01991 | – |
| 2026 Mar 03 18:56 | 2026 Feb 25 17:47:58 | 65.7371 | 0.08987 | 21.3491 | 11.6583 | 352.8225 | 13.01991 | – |
| 2026 Mar 02 18:57 | 2026 Feb 25 17:47:58 | 65.7371 | 0.08987 | 21.3491 | 11.6583 | 352.8225 | 13.01991 | – |
| 2026 Mar 01 18:57 | 2026 Feb 25 17:47:58 | 65.7371 | 0.08987 | 21.3491 | 11.6583 | 352.8225 | 13.01991 | – |
| 2026 Feb 28 18:56 | 2026 Feb 25 17:47:58 | 65.7371 | 0.08987 | 21.3491 | 11.6583 | 352.8225 | 13.01991 | – |
| 2026 Feb 27 19:05 | 2026 Feb 25 17:47:58 | 65.7371 | 0.08987 | 21.3491 | 11.6583 | 352.8225 | 13.01991 | – |
| 2026 Feb 26 20:45 | 2026 Feb 25 17:47:58 | 65.7371 | 0.08987 | 21.3491 | 11.6583 | 352.8225 | 13.01991 | – |