Orbital elements of COSMOS 1604
| Launched | 3 October 1984 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 15350 |
| 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 Aug 27 17:56 | 2025 Aug 14 17:53:45 | 71.9528 | 0.55046 | 0.6743 | 335.7981 | 5.8773 | 2.00673 | – |
| 2025 Aug 26 17:56 | 2025 Aug 14 17:53:45 | 71.9528 | 0.55046 | 0.6743 | 335.7981 | 5.8773 | 2.00673 | – |
| 2025 Aug 25 17:56 | 2025 Aug 14 17:53:45 | 71.9528 | 0.55046 | 0.6743 | 335.7981 | 5.8773 | 2.00673 | – |
| 2025 Aug 24 17:56 | 2025 Aug 14 17:53:45 | 71.9528 | 0.55046 | 0.6743 | 335.7981 | 5.8773 | 2.00673 | – |
| 2025 Aug 23 17:56 | 2025 Aug 14 17:53:45 | 71.9528 | 0.55046 | 0.6743 | 335.7981 | 5.8773 | 2.00673 | – |
| 2025 Aug 22 17:56 | 2025 Aug 14 17:53:45 | 71.9528 | 0.55046 | 0.6743 | 335.7981 | 5.8773 | 2.00673 | – |
| 2025 Aug 20 17:56 | 2025 Aug 14 17:53:45 | 71.9528 | 0.55046 | 0.6743 | 335.7981 | 5.8773 | 2.00673 | – |
| 2025 Aug 19 17:56 | 2025 Aug 14 17:53:45 | 71.9528 | 0.55046 | 0.6743 | 335.7981 | 5.8773 | 2.00673 | – |
| 2025 Aug 18 17:56 | 2025 Aug 14 17:53:45 | 71.9528 | 0.55046 | 0.6743 | 335.7981 | 5.8773 | 2.00673 | – |