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 Dec 25 18:57 | 2025 Dec 19 08:03:08 | 72.1600 | 0.54777 | 0.2961 | 331.5478 | 7.1516 | 2.00643 | – |
| 2025 Dec 24 18:56 | 2025 Dec 19 08:03:08 | 72.1600 | 0.54777 | 0.2961 | 331.5478 | 7.1516 | 2.00643 | – |
| 2025 Dec 23 18:56 | 2025 Dec 19 08:03:08 | 72.1600 | 0.54777 | 0.2961 | 331.5478 | 7.1516 | 2.00643 | – |
| 2025 Dec 22 18:57 | 2025 Dec 19 08:03:08 | 72.1600 | 0.54777 | 0.2961 | 331.5478 | 7.1516 | 2.00643 | – |
| 2025 Dec 21 18:57 | 2025 Dec 19 08:03:08 | 72.1600 | 0.54777 | 0.2961 | 331.5478 | 7.1516 | 2.00643 | – |
| 2025 Dec 20 18:57 | 2025 Dec 19 08:03:08 | 72.1600 | 0.54777 | 0.2961 | 331.5478 | 7.1516 | 2.00643 | – |
| 2025 Dec 19 18:57 | 2025 Dec 11 20:37:35 | 72.1475 | 0.54798 | 0.3183 | 331.7930 | 7.1516 | 2.00643 | – |
| 2025 Dec 18 18:57 | 2025 Dec 11 20:37:35 | 72.1475 | 0.54798 | 0.3183 | 331.7930 | 7.1516 | 2.00643 | – |
| 2025 Dec 17 18:58 | 2025 Dec 11 20:37:35 | 72.1475 | 0.54798 | 0.3183 | 331.7930 | 7.1516 | 2.00643 | – |
| 2025 Dec 16 18:57 | 2025 Dec 11 20:37:35 | 72.1475 | 0.54798 | 0.3183 | 331.7930 | 7.1516 | 2.00643 | – |
| 2025 Dec 15 18:58 | 2025 Dec 11 20:37:35 | 72.1475 | 0.54798 | 0.3183 | 331.7930 | 7.1516 | 2.00643 | – |
| 2025 Dec 14 18:56 | 2025 Dec 11 20:37:35 | 72.1475 | 0.54798 | 0.3183 | 331.7930 | 7.1516 | 2.00643 | – |
| 2025 Dec 13 18:56 | 2025 Dec 11 20:37:35 | 72.1475 | 0.54798 | 0.3183 | 331.7930 | 7.1516 | 2.00643 | – |
| 2025 Dec 12 18:57 | 2025 Dec 11 20:37:35 | 72.1475 | 0.54798 | 0.3183 | 331.7930 | 7.1516 | 2.00643 | – |
| 2025 Dec 11 18:56 | 2025 Dec 04 21:09:50 | 72.1354 | 0.54809 | 0.3392 | 332.0330 | 7.1516 | 2.00643 | – |
| 2025 Dec 10 18:56 | 2025 Dec 04 21:09:50 | 72.1354 | 0.54809 | 0.3392 | 332.0330 | 7.1516 | 2.00643 | – |
| 2025 Dec 09 18:56 | 2025 Dec 04 21:09:50 | 72.1354 | 0.54809 | 0.3392 | 332.0330 | 7.1516 | 2.00643 | – |
| 2025 Dec 08 18:56 | 2025 Dec 04 21:09:50 | 72.1354 | 0.54809 | 0.3392 | 332.0330 | 7.1516 | 2.00643 | – |
| 2025 Dec 07 18:56 | 2025 Dec 04 21:09:50 | 72.1354 | 0.54809 | 0.3392 | 332.0330 | 7.1516 | 2.00643 | – |
| 2025 Nov 29 18:56 | 2025 Nov 15 10:39:25 | 72.1031 | 0.54858 | 0.3970 | 332.6700 | 7.1516 | 2.00643 | – |
| 2025 Nov 28 18:57 | 2025 Nov 15 10:39:25 | 72.1031 | 0.54858 | 0.3970 | 332.6700 | 7.1516 | 2.00643 | – |