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 |
| 2026 May 20 17:57 | 2026 May 16 09:18:33 | 73.9981 | 0.00893 | 8.1426 | 169.2151 | 262.7543 | 12.61752 | – |
| 2026 May 19 17:58 | 2026 May 16 09:18:33 | 73.9981 | 0.00893 | 8.1426 | 169.2151 | 262.7543 | 12.61752 | – |
| 2026 May 18 17:57 | 2026 May 16 09:18:33 | 73.9981 | 0.00893 | 8.1426 | 169.2151 | 262.7543 | 12.61752 | – |
| 2026 May 17 17:57 | 2026 May 16 09:18:33 | 73.9981 | 0.00893 | 8.1426 | 169.2151 | 262.7543 | 12.61752 | – |
| 2026 May 16 17:56 | 2026 May 16 09:18:33 | 73.9981 | 0.00893 | 8.1426 | 169.2151 | 262.7543 | 12.61752 | – |
| 2026 May 15 17:57 | 2026 May 10 10:49:53 | 73.9977 | 0.00894 | 8.6812 | 178.3210 | 262.7543 | 12.61752 | – |
| 2026 May 14 17:58 | 2026 May 10 10:49:53 | 73.9977 | 0.00894 | 8.6812 | 178.3210 | 262.7543 | 12.61752 | – |
| 2026 May 13 17:58 | 2026 May 10 10:49:53 | 73.9977 | 0.00894 | 8.6812 | 178.3210 | 262.7543 | 12.61752 | – |
| 2026 May 12 17:58 | 2026 May 10 10:49:53 | 73.9977 | 0.00894 | 8.6812 | 178.3210 | 262.7543 | 12.61752 | – |
| 2026 May 11 17:56 | 2026 May 10 10:49:53 | 73.9977 | 0.00894 | 8.6812 | 178.3210 | 262.7543 | 12.61752 | – |
| 2026 May 10 17:57 | 2026 May 10 10:49:53 | 73.9977 | 0.00894 | 8.6812 | 178.3210 | 262.7543 | 12.61752 | – |
| 2026 May 09 17:57 | 2026 May 05 10:43:50 | 73.9979 | 0.00895 | 9.1352 | 185.9954 | 262.7543 | 12.61752 | – |
| 2026 May 08 17:57 | 2026 May 05 10:43:50 | 73.9979 | 0.00895 | 9.1352 | 185.9954 | 262.7543 | 12.61752 | – |
| 2026 May 07 17:58 | 2026 May 05 10:43:50 | 73.9979 | 0.00895 | 9.1352 | 185.9954 | 262.7543 | 12.61752 | – |
| 2026 May 06 17:57 | 2026 May 05 10:43:50 | 73.9979 | 0.00895 | 9.1352 | 185.9954 | 262.7543 | 12.61752 | – |
| 2026 May 05 17:57 | 2026 May 05 10:43:50 | 73.9979 | 0.00895 | 9.1352 | 185.9954 | 262.7543 | 12.61752 | – |
| 2026 May 04 17:57 | 2026 Apr 30 13:12:55 | 73.9982 | 0.00896 | 9.5794 | 193.4923 | 262.7543 | 12.61752 | – |
| 2026 May 03 17:57 | 2026 Apr 30 13:12:55 | 73.9982 | 0.00896 | 9.5794 | 193.4923 | 262.7543 | 12.61752 | – |
| 2026 May 02 17:57 | 2026 Apr 30 13:12:55 | 73.9982 | 0.00896 | 9.5794 | 193.4923 | 262.7543 | 12.61752 | – |
| 2026 May 01 17:56 | 2026 Apr 30 13:12:55 | 73.9982 | 0.00896 | 9.5794 | 193.4923 | 262.7543 | 12.61752 | – |
| 2026 Apr 30 17:56 | 2026 Apr 30 13:12:55 | 73.9982 | 0.00896 | 9.5794 | 193.4923 | 262.7543 | 12.61752 | – |
| 2026 Apr 29 17:57 | 2026 Apr 24 12:23:30 | 73.9990 | 0.00897 | 10.1269 | 202.7004 | 262.7543 | 12.61752 | – |
| 2026 Apr 28 17:56 | 2026 Apr 24 12:23:30 | 73.9990 | 0.00897 | 10.1269 | 202.7004 | 262.7543 | 12.61752 | – |
| 2026 Apr 27 17:58 | 2026 Apr 24 12:23:30 | 73.9990 | 0.00897 | 10.1269 | 202.7004 | 262.7543 | 12.61752 | – |
| 2026 Apr 26 17:58 | 2026 Apr 24 12:23:30 | 73.9990 | 0.00897 | 10.1269 | 202.7004 | 262.7543 | 12.61752 | – |
| 2026 Apr 25 17:58 | 2026 Apr 24 12:23:30 | 73.9990 | 0.00897 | 10.1269 | 202.7004 | 262.7543 | 12.61752 | – |
| 2026 Apr 24 17:59 | 2026 Apr 24 12:23:30 | 73.9990 | 0.00897 | 10.1269 | 202.7004 | 262.7543 | 12.61752 | – |
| 2026 Apr 23 17:57 | 2026 Apr 19 10:02:58 | 74.0000 | 0.00898 | 10.5893 | 210.4741 | 262.7543 | 12.61752 | – |