Orbital elements of COSMOS 591
| Launched | 1 October 1973 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 6848 |
| 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 Sep 15 17:56 | 2025 Sep 15 05:47:40 | 73.9978 | 0.00893 | 6.2008 | 181.8628 | 299.4306 | 12.61746 | – |
| 2025 Sep 12 17:57 | 2025 Sep 03 00:44:04 | 73.9990 | 0.00895 | 7.3087 | 200.5740 | 299.4306 | 12.61746 | – |
| 2025 Sep 11 17:57 | 2025 Sep 03 00:44:04 | 73.9990 | 0.00895 | 7.3087 | 200.5740 | 299.4306 | 12.61746 | – |
| 2025 Sep 10 17:56 | 2025 Sep 03 00:44:04 | 73.9990 | 0.00895 | 7.3087 | 200.5740 | 299.4306 | 12.61746 | – |
| 2025 Sep 08 17:57 | 2025 Sep 03 00:44:04 | 73.9990 | 0.00895 | 7.3087 | 200.5740 | 299.4306 | 12.61746 | – |
| 2025 Sep 07 17:56 | 2025 Sep 03 00:44:04 | 73.9990 | 0.00895 | 7.3087 | 200.5740 | 299.4306 | 12.61746 | – |
| 2025 Sep 06 20:41 | 2025 Sep 03 00:44:04 | 73.9990 | 0.00895 | 7.3087 | 200.5740 | 299.4306 | 12.61746 | – |
| 2025 Sep 03 17:57 | 2025 Sep 03 00:44:04 | 73.9990 | 0.00895 | 7.3087 | 200.5740 | 299.4306 | 12.61746 | – |
| 2025 Sep 02 17:56 | 2025 Aug 27 20:06:32 | 74.0000 | 0.00896 | 7.8706 | 210.0524 | 299.4306 | 12.61746 | – |
| 2025 Sep 01 17:56 | 2025 Aug 27 20:06:32 | 74.0000 | 0.00896 | 7.8706 | 210.0524 | 299.4306 | 12.61746 | – |
| 2025 Aug 31 17:56 | 2025 Aug 27 20:06:32 | 74.0000 | 0.00896 | 7.8706 | 210.0524 | 299.4306 | 12.61746 | – |
| 2025 Aug 30 17:56 | 2025 Aug 27 20:06:32 | 74.0000 | 0.00896 | 7.8706 | 210.0524 | 299.4306 | 12.61746 | – |
| 2025 Aug 29 17:56 | 2025 Aug 27 20:06:32 | 74.0000 | 0.00896 | 7.8706 | 210.0524 | 299.4306 | 12.61746 | – |
| 2025 Aug 28 17:57 | 2025 Aug 27 20:06:32 | 74.0000 | 0.00896 | 7.8706 | 210.0524 | 299.4306 | 12.61746 | – |
| 2025 Aug 27 17:56 | 2025 Aug 23 04:05:16 | 74.0006 | 0.00896 | 8.2940 | 217.1864 | 299.4306 | 12.61746 | – |
| 2025 Aug 26 17:56 | 2025 Aug 23 04:05:16 | 74.0006 | 0.00896 | 8.2940 | 217.1864 | 299.4306 | 12.61746 | – |
| 2025 Aug 25 17:56 | 2025 Aug 23 04:05:16 | 74.0006 | 0.00896 | 8.2940 | 217.1864 | 299.4306 | 12.61746 | – |
| 2025 Aug 24 17:56 | 2025 Aug 23 04:05:16 | 74.0006 | 0.00896 | 8.2940 | 217.1864 | 299.4306 | 12.61746 | – |
| 2025 Aug 23 17:56 | 2025 Aug 23 04:05:16 | 74.0006 | 0.00896 | 8.2940 | 217.1864 | 299.4306 | 12.61746 | – |
| 2025 Aug 22 17:56 | 2025 Aug 17 22:17:43 | 74.0014 | 0.00897 | 8.7695 | 225.1772 | 299.4306 | 12.61746 | – |