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 | 10623 | 
| 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  | 
                
| 2025 Nov 03 18:57 | 2025 Nov 02 11:22:34 | 65.7728 | 0.06885 | 7.4434 | 120.6975 | 278.2761 | 12.42930 | – | 
| 2025 Nov 02 18:57 | 2025 Oct 28 00:19:05 | 65.7723 | 0.06887 | 8.1624 | 122.8112 | 278.2761 | 12.42930 | – | 
| 2025 Nov 01 18:58 | 2025 Oct 28 00:19:05 | 65.7723 | 0.06887 | 8.1624 | 122.8112 | 278.2761 | 12.42930 | – | 
| 2025 Oct 31 18:57 | 2025 Oct 28 00:19:05 | 65.7723 | 0.06887 | 8.1624 | 122.8112 | 278.2761 | 12.42930 | – | 
| 2025 Oct 30 18:57 | 2025 Oct 28 00:19:05 | 65.7723 | 0.06887 | 8.1624 | 122.8112 | 278.2761 | 12.42930 | – | 
| 2025 Oct 29 18:57 | 2025 Oct 28 00:19:05 | 65.7723 | 0.06887 | 8.1624 | 122.8112 | 278.2761 | 12.42930 | – | 
| 2025 Oct 28 18:57 | 2025 Oct 23 16:00:15 | 65.7725 | 0.06888 | 8.7347 | 124.4928 | 278.2761 | 12.42930 | – | 
| 2025 Oct 27 18:57 | 2025 Oct 23 16:00:15 | 65.7725 | 0.06888 | 8.7347 | 124.4928 | 278.2761 | 12.42930 | – | 
| 2025 Oct 26 18:57 | 2025 Oct 23 16:00:15 | 65.7725 | 0.06888 | 8.7347 | 124.4928 | 278.2761 | 12.42930 | – | 
| 2025 Oct 25 17:57 | 2025 Oct 23 16:00:15 | 65.7725 | 0.06888 | 8.7347 | 124.4928 | 278.2761 | 12.42930 | – | 
| 2025 Oct 24 17:57 | 2025 Oct 23 16:00:15 | 65.7725 | 0.06888 | 8.7347 | 124.4928 | 278.2761 | 12.42930 | – | 
| 2025 Oct 22 17:56 | 2025 Oct 18 02:55:33 | 65.7728 | 0.06888 | 9.4648 | 126.6444 | 278.2761 | 12.42930 | – | 
| 2025 Oct 21 17:56 | 2025 Oct 18 02:55:33 | 65.7728 | 0.06888 | 9.4648 | 126.6444 | 278.2761 | 12.42930 | – | 
| 2025 Oct 20 17:56 | 2025 Oct 18 02:55:33 | 65.7728 | 0.06888 | 9.4648 | 126.6444 | 278.2761 | 12.42930 | – | 
| 2025 Oct 19 17:56 | 2025 Oct 18 02:55:33 | 65.7728 | 0.06888 | 9.4648 | 126.6444 | 278.2761 | 12.42930 | – | 
| 2025 Oct 18 17:56 | 2025 Oct 18 02:55:33 | 65.7728 | 0.06888 | 9.4648 | 126.6444 | 278.2761 | 12.42930 | – | 
| 2025 Oct 17 17:56 | 2025 Oct 07 02:33:11 | 65.7740 | 0.06890 | 10.9151 | 130.9302 | 278.2761 | 12.42930 | – | 
| 2025 Oct 16 17:56 | 2025 Oct 07 02:33:11 | 65.7740 | 0.06890 | 10.9151 | 130.9302 | 278.2761 | 12.42930 | – | 
| 2025 Oct 15 17:56 | 2025 Oct 07 02:33:11 | 65.7740 | 0.06890 | 10.9151 | 130.9302 | 278.2761 | 12.42930 | – | 
| 2025 Oct 14 17:56 | 2025 Oct 07 02:33:11 | 65.7740 | 0.06890 | 10.9151 | 130.9302 | 278.2761 | 12.42930 | – | 
| 2025 Oct 12 17:56 | 2025 Oct 07 02:33:11 | 65.7740 | 0.06890 | 10.9151 | 130.9302 | 278.2761 | 12.42930 | – | 
| 2025 Oct 11 17:57 | 2025 Oct 07 02:33:11 | 65.7740 | 0.06890 | 10.9151 | 130.9302 | 278.2761 | 12.42930 | – | 
| 2025 Oct 09 17:56 | 2025 Oct 07 02:33:11 | 65.7740 | 0.06890 | 10.9151 | 130.9302 | 278.2761 | 12.42930 | – | 
| 2025 Oct 08 17:56 | 2025 Oct 07 02:33:11 | 65.7740 | 0.06890 | 10.9151 | 130.9302 | 278.2761 | 12.42930 | – | 
| 2025 Oct 07 17:56 | 2025 Oct 07 02:33:11 | 65.7740 | 0.06890 | 10.9151 | 130.9302 | 278.2761 | 12.42930 | – |