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 | 10440 |
| 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 Apr 23 17:57 | 2026 Apr 18 07:42:10 | 65.6507 | 0.07056 | 4.5737 | 99.3391 | 44.6002 | 12.40557 | – |
| 2026 Apr 22 17:57 | 2026 Apr 18 07:42:10 | 65.6507 | 0.07056 | 4.5737 | 99.3391 | 44.6002 | 12.40557 | – |
| 2026 Apr 21 17:57 | 2026 Apr 18 07:42:10 | 65.6507 | 0.07056 | 4.5737 | 99.3391 | 44.6002 | 12.40557 | – |
| 2026 Apr 20 17:57 | 2026 Apr 18 07:42:10 | 65.6507 | 0.07056 | 4.5737 | 99.3391 | 44.6002 | 12.40557 | – |
| 2026 Apr 19 17:58 | 2026 Apr 18 07:42:10 | 65.6507 | 0.07056 | 4.5737 | 99.3391 | 44.6002 | 12.40557 | – |
| 2026 Apr 18 17:56 | 2026 Apr 12 00:22:58 | 65.6498 | 0.07054 | 5.4045 | 101.6694 | 44.6002 | 12.40557 | – |
| 2026 Apr 16 17:57 | 2026 Apr 12 00:22:58 | 65.6498 | 0.07054 | 5.4045 | 101.6694 | 44.6002 | 12.40557 | – |
| 2026 Apr 14 17:57 | 2026 Apr 12 00:22:58 | 65.6498 | 0.07054 | 5.4045 | 101.6694 | 44.6002 | 12.40557 | – |
| 2026 Apr 13 17:57 | 2026 Apr 12 00:22:58 | 65.6498 | 0.07054 | 5.4045 | 101.6694 | 44.6002 | 12.40557 | – |
| 2026 Apr 12 17:57 | 2026 Apr 07 10:32:06 | 65.6495 | 0.07053 | 6.0077 | 103.3607 | 44.6002 | 12.40557 | – |
| 2026 Apr 11 17:57 | 2026 Apr 07 10:32:06 | 65.6495 | 0.07053 | 6.0077 | 103.3607 | 44.6002 | 12.40557 | – |
| 2026 Apr 10 17:58 | 2026 Apr 07 10:32:06 | 65.6495 | 0.07053 | 6.0077 | 103.3607 | 44.6002 | 12.40557 | – |
| 2026 Apr 09 18:01 | 2026 Apr 07 10:32:06 | 65.6495 | 0.07053 | 6.0077 | 103.3607 | 44.6002 | 12.40557 | – |
| 2026 Apr 08 17:57 | 2026 Apr 07 10:32:06 | 65.6495 | 0.07053 | 6.0077 | 103.3607 | 44.6002 | 12.40557 | – |
| 2026 Apr 07 17:57 | 2026 Apr 02 00:18:43 | 65.6490 | 0.07054 | 6.7227 | 105.3734 | 44.6002 | 12.40557 | – |
| 2026 Apr 06 17:57 | 2026 Apr 02 00:18:43 | 65.6490 | 0.07054 | 6.7227 | 105.3734 | 44.6002 | 12.40557 | – |
| 2026 Apr 05 17:56 | 2026 Apr 02 00:18:43 | 65.6490 | 0.07054 | 6.7227 | 105.3734 | 44.6002 | 12.40557 | – |
| 2026 Apr 04 17:57 | 2026 Apr 02 00:18:43 | 65.6490 | 0.07054 | 6.7227 | 105.3734 | 44.6002 | 12.40557 | – |
| 2026 Apr 03 17:56 | 2026 Apr 02 00:18:43 | 65.6490 | 0.07054 | 6.7227 | 105.3734 | 44.6002 | 12.40557 | – |
| 2026 Apr 02 18:03 | 2026 Apr 02 00:18:43 | 65.6490 | 0.07054 | 6.7227 | 105.3734 | 44.6002 | 12.40557 | – |
| 2026 Mar 31 17:57 | 2026 Mar 26 01:56:11 | 65.6492 | 0.07056 | 7.6362 | 107.9377 | 44.6002 | 12.40557 | – |
| 2026 Mar 30 17:58 | 2026 Mar 26 01:56:11 | 65.6492 | 0.07056 | 7.6362 | 107.9377 | 44.6002 | 12.40557 | – |
| 2026 Mar 29 17:57 | 2026 Mar 26 01:56:11 | 65.6492 | 0.07056 | 7.6362 | 107.9377 | 44.6002 | 12.40557 | – |
| 2026 Mar 28 18:57 | 2026 Mar 26 01:56:11 | 65.6492 | 0.07056 | 7.6362 | 107.9377 | 44.6002 | 12.40557 | – |
| 2026 Mar 27 18:57 | 2026 Mar 26 01:56:11 | 65.6492 | 0.07056 | 7.6362 | 107.9377 | 44.6002 | 12.40557 | – |