Orbital elements of COSMOS 1856
| Launched | 15 June 1987 | 
| Flight ended | – | 
| Launch site | Plesetsk Missile and Space Complex, Russia | 
| Owner | Commonwealth of Independent States (former USSR) | 
| NORAD ID | 18117 | 
| 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 08:25:38 | 74.0015 | 0.00299 | 10.4694 | 223.4140 | 310.2888 | 12.52528 | – | 
| 2025 Nov 02 18:57 | 2025 Oct 28 14:33:50 | 74.0025 | 0.00300 | 10.8924 | 230.4819 | 310.2888 | 12.52528 | – | 
| 2025 Nov 01 18:58 | 2025 Oct 28 14:33:50 | 74.0025 | 0.00300 | 10.8924 | 230.4819 | 310.2888 | 12.52528 | – | 
| 2025 Oct 31 18:57 | 2025 Oct 28 14:33:50 | 74.0025 | 0.00300 | 10.8924 | 230.4819 | 310.2888 | 12.52528 | – | 
| 2025 Oct 30 18:57 | 2025 Oct 28 14:33:50 | 74.0025 | 0.00300 | 10.8924 | 230.4819 | 310.2888 | 12.52528 | – | 
| 2025 Oct 29 18:57 | 2025 Oct 28 14:33:50 | 74.0025 | 0.00300 | 10.8924 | 230.4819 | 310.2888 | 12.52528 | – | 
| 2025 Oct 28 18:57 | 2025 Oct 23 23:49:35 | 74.0033 | 0.00301 | 11.3037 | 237.3271 | 310.2888 | 12.52528 | – | 
| 2025 Oct 27 18:57 | 2025 Oct 23 23:49:35 | 74.0033 | 0.00301 | 11.3037 | 237.3271 | 310.2888 | 12.52528 | – | 
| 2025 Oct 26 18:57 | 2025 Oct 23 23:49:35 | 74.0033 | 0.00301 | 11.3037 | 237.3271 | 310.2888 | 12.52528 | – | 
| 2025 Oct 25 17:57 | 2025 Oct 23 23:49:35 | 74.0033 | 0.00301 | 11.3037 | 237.3271 | 310.2888 | 12.52528 | – | 
| 2025 Oct 24 17:57 | 2025 Oct 23 23:49:35 | 74.0033 | 0.00301 | 11.3037 | 237.3271 | 310.2888 | 12.52528 | – | 
| 2025 Oct 22 17:56 | 2025 Oct 18 05:47:54 | 74.0040 | 0.00302 | 11.8163 | 245.8760 | 310.2888 | 12.52528 | – | 
| 2025 Oct 21 17:56 | 2025 Oct 18 05:47:54 | 74.0040 | 0.00302 | 11.8163 | 245.8760 | 310.2888 | 12.52528 | – | 
| 2025 Oct 20 17:56 | 2025 Oct 18 05:47:54 | 74.0040 | 0.00302 | 11.8163 | 245.8760 | 310.2888 | 12.52528 | – | 
| 2025 Oct 19 17:56 | 2025 Oct 18 05:47:54 | 74.0040 | 0.00302 | 11.8163 | 245.8760 | 310.2888 | 12.52528 | – | 
| 2025 Oct 18 17:56 | 2025 Oct 18 05:47:54 | 74.0040 | 0.00302 | 11.8163 | 245.8760 | 310.2888 | 12.52528 | – | 
| 2025 Oct 17 17:56 | 2025 Oct 07 11:05:40 | 74.0048 | 0.00302 | 12.7772 | 261.8127 | 310.2888 | 12.52528 | – | 
| 2025 Oct 16 17:56 | 2025 Oct 07 11:05:40 | 74.0048 | 0.00302 | 12.7772 | 261.8127 | 310.2888 | 12.52528 | – | 
| 2025 Oct 15 17:56 | 2025 Oct 07 11:05:40 | 74.0048 | 0.00302 | 12.7772 | 261.8127 | 310.2888 | 12.52528 | – | 
| 2025 Oct 14 17:56 | 2025 Oct 07 11:05:40 | 74.0048 | 0.00302 | 12.7772 | 261.8127 | 310.2888 | 12.52528 | – | 
| 2025 Oct 12 17:56 | 2025 Oct 07 11:05:40 | 74.0048 | 0.00302 | 12.7772 | 261.8127 | 310.2888 | 12.52528 | – | 
| 2025 Oct 11 17:57 | 2025 Oct 07 11:05:40 | 74.0048 | 0.00302 | 12.7772 | 261.8127 | 310.2888 | 12.52528 | – | 
| 2025 Oct 09 17:56 | 2025 Oct 07 11:05:40 | 74.0048 | 0.00302 | 12.7772 | 261.8127 | 310.2888 | 12.52528 | – | 
| 2025 Oct 08 17:56 | 2025 Oct 07 11:05:40 | 74.0048 | 0.00302 | 12.7772 | 261.8127 | 310.2888 | 12.52528 | – | 
| 2025 Oct 07 17:56 | 2025 Oct 07 11:05:40 | 74.0048 | 0.00302 | 12.7772 | 261.8127 | 310.2888 | 12.52528 | – |