Orbital elements of COSMOS 1857
| Launched | 15 June 1987 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 18118 |
| 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 31 17:57 | 2026 Mar 26 10:56:57 | 74.0008 | 0.00388 | 17.5304 | 291.1421 | 68.5483 | 12.54272 | – |
| 2026 Mar 30 17:58 | 2026 Mar 26 10:56:57 | 74.0008 | 0.00388 | 17.5304 | 291.1421 | 68.5483 | 12.54272 | – |
| 2026 Mar 29 17:57 | 2026 Mar 26 10:56:57 | 74.0008 | 0.00388 | 17.5304 | 291.1421 | 68.5483 | 12.54272 | – |
| 2026 Mar 28 18:57 | 2026 Mar 26 10:56:57 | 74.0008 | 0.00388 | 17.5304 | 291.1421 | 68.5483 | 12.54272 | – |
| 2026 Mar 27 18:57 | 2026 Mar 26 10:56:57 | 74.0008 | 0.00388 | 17.5304 | 291.1421 | 68.5483 | 12.54272 | – |
| 2026 Mar 26 18:57 | 2026 Mar 26 10:56:57 | 74.0008 | 0.00388 | 17.5304 | 291.1421 | 68.5483 | 12.54272 | – |
| 2026 Mar 25 18:56 | 2026 Mar 20 05:38:58 | 74.0009 | 0.00388 | 18.0870 | 300.4180 | 68.5483 | 12.54272 | – |
| 2026 Mar 24 18:56 | 2026 Mar 20 05:38:58 | 74.0009 | 0.00388 | 18.0870 | 300.4180 | 68.5483 | 12.54272 | – |
| 2026 Mar 23 18:56 | 2026 Mar 20 05:38:58 | 74.0009 | 0.00388 | 18.0870 | 300.4180 | 68.5483 | 12.54272 | – |
| 2026 Mar 22 18:56 | 2026 Mar 20 05:38:58 | 74.0009 | 0.00388 | 18.0870 | 300.4180 | 68.5483 | 12.54272 | – |
| 2026 Mar 21 19:05 | 2026 Mar 20 05:38:58 | 74.0009 | 0.00388 | 18.0870 | 300.4180 | 68.5483 | 12.54272 | – |
| 2026 Mar 20 18:57 | 2026 Mar 20 05:38:58 | 74.0009 | 0.00388 | 18.0870 | 300.4180 | 68.5483 | 12.54272 | – |
| 2026 Mar 19 18:56 | 2026 Mar 15 12:43:04 | 74.0014 | 0.00387 | 18.5080 | 307.4414 | 68.5483 | 12.54272 | – |
| 2026 Mar 18 18:56 | 2026 Mar 15 12:43:04 | 74.0014 | 0.00387 | 18.5080 | 307.4414 | 68.5483 | 12.54272 | – |
| 2026 Mar 17 18:56 | 2026 Mar 15 12:43:04 | 74.0014 | 0.00387 | 18.5080 | 307.4414 | 68.5483 | 12.54272 | – |
| 2026 Mar 16 18:57 | 2026 Mar 15 12:43:04 | 74.0014 | 0.00387 | 18.5080 | 307.4414 | 68.5483 | 12.54272 | – |
| 2026 Mar 15 18:56 | 2026 Mar 15 12:43:04 | 74.0014 | 0.00387 | 18.5080 | 307.4414 | 68.5483 | 12.54272 | – |
| 2026 Mar 14 18:56 | 2026 Mar 10 06:23:14 | 74.0021 | 0.00387 | 18.9789 | 315.2981 | 68.5483 | 12.54272 | – |
| 2026 Mar 13 18:57 | 2026 Mar 10 06:23:14 | 74.0021 | 0.00387 | 18.9789 | 315.2981 | 68.5483 | 12.54272 | – |
| 2026 Mar 12 18:57 | 2026 Mar 10 06:23:14 | 74.0021 | 0.00387 | 18.9789 | 315.2981 | 68.5483 | 12.54272 | – |
| 2026 Mar 11 18:56 | 2026 Mar 10 06:23:14 | 74.0021 | 0.00387 | 18.9789 | 315.2981 | 68.5483 | 12.54272 | – |
| 2026 Mar 10 18:56 | 2026 Mar 10 06:23:14 | 74.0021 | 0.00387 | 18.9789 | 315.2981 | 68.5483 | 12.54272 | – |
| 2026 Mar 09 18:56 | 2026 Mar 04 08:44:39 | 74.0032 | 0.00386 | 19.5068 | 324.0900 | 68.5483 | 12.54272 | – |
| 2026 Mar 08 18:57 | 2026 Mar 04 08:44:39 | 74.0032 | 0.00386 | 19.5068 | 324.0900 | 68.5483 | 12.54272 | – |
| 2026 Mar 07 18:57 | 2026 Mar 04 08:44:39 | 74.0032 | 0.00386 | 19.5068 | 324.0900 | 68.5483 | 12.54272 | – |
| 2026 Mar 06 18:56 | 2026 Mar 04 08:44:39 | 74.0032 | 0.00386 | 19.5068 | 324.0900 | 68.5483 | 12.54272 | – |
| 2026 Mar 05 18:56 | 2026 Mar 04 08:44:39 | 74.0032 | 0.00386 | 19.5068 | 324.0900 | 68.5483 | 12.54272 | – |