Orbital elements of COSMOS 618
| Launched | 18 December 1973 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 6986 |
| 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 31 17:58 | 2026 May 31 00:22:46 | 74.0306 | 0.00272 | 23.7124 | 143.8142 | 10.5758 | 12.49928 | – |
| 2026 May 30 17:57 | 2026 May 26 01:17:29 | 74.0309 | 0.00273 | 0.1519 | 151.3672 | 10.5758 | 12.49928 | – |
| 2026 May 29 17:57 | 2026 May 26 01:17:29 | 74.0309 | 0.00273 | 0.1519 | 151.3672 | 10.5758 | 12.49928 | – |
| 2026 May 28 17:56 | 2026 May 26 01:17:29 | 74.0309 | 0.00273 | 0.1519 | 151.3672 | 10.5758 | 12.49928 | – |
| 2026 May 27 17:57 | 2026 May 26 01:17:29 | 74.0309 | 0.00273 | 0.1519 | 151.3672 | 10.5758 | 12.49928 | – |
| 2026 May 26 17:57 | 2026 May 26 01:17:29 | 74.0309 | 0.00273 | 0.1519 | 151.3672 | 10.5758 | 12.49928 | – |
| 2026 May 25 17:57 | 2026 May 21 14:58:42 | 74.0311 | 0.00273 | 0.5444 | 158.1082 | 10.5758 | 12.49928 | – |
| 2026 May 24 17:57 | 2026 May 21 14:58:42 | 74.0311 | 0.00273 | 0.5444 | 158.1082 | 10.5758 | 12.49928 | – |
| 2026 May 23 17:58 | 2026 May 21 14:58:42 | 74.0311 | 0.00273 | 0.5444 | 158.1082 | 10.5758 | 12.49928 | – |
| 2026 May 22 17:57 | 2026 May 21 14:58:42 | 74.0311 | 0.00273 | 0.5444 | 158.1082 | 10.5758 | 12.49928 | – |
| 2026 May 21 17:57 | 2026 May 21 14:58:42 | 74.0311 | 0.00273 | 0.5444 | 158.1082 | 10.5758 | 12.49928 | – |
| 2026 May 20 17:57 | 2026 May 16 13:54:41 | 74.0316 | 0.00274 | 0.9912 | 165.7576 | 10.5758 | 12.49928 | – |
| 2026 May 19 17:58 | 2026 May 16 13:54:41 | 74.0316 | 0.00274 | 0.9912 | 165.7576 | 10.5758 | 12.49928 | – |
| 2026 May 18 17:57 | 2026 May 16 13:54:41 | 74.0316 | 0.00274 | 0.9912 | 165.7576 | 10.5758 | 12.49928 | – |
| 2026 May 17 17:57 | 2026 May 16 13:54:41 | 74.0316 | 0.00274 | 0.9912 | 165.7576 | 10.5758 | 12.49928 | – |
| 2026 May 16 17:56 | 2026 May 16 13:54:41 | 74.0316 | 0.00274 | 0.9912 | 165.7576 | 10.5758 | 12.49928 | – |
| 2026 May 15 17:57 | 2026 May 10 10:50:40 | 74.0322 | 0.00274 | 1.5340 | 175.0559 | 10.5758 | 12.49928 | – |
| 2026 May 14 17:58 | 2026 May 10 10:50:40 | 74.0322 | 0.00274 | 1.5340 | 175.0559 | 10.5758 | 12.49928 | – |
| 2026 May 13 17:58 | 2026 May 10 10:50:40 | 74.0322 | 0.00274 | 1.5340 | 175.0559 | 10.5758 | 12.49928 | – |
| 2026 May 12 17:58 | 2026 May 10 10:50:40 | 74.0322 | 0.00274 | 1.5340 | 175.0559 | 10.5758 | 12.49928 | – |
| 2026 May 11 17:56 | 2026 May 10 10:50:40 | 74.0322 | 0.00274 | 1.5340 | 175.0559 | 10.5758 | 12.49928 | – |
| 2026 May 10 17:57 | 2026 May 10 10:50:40 | 74.0322 | 0.00274 | 1.5340 | 175.0559 | 10.5758 | 12.49928 | – |
| 2026 May 09 17:57 | 2026 May 05 11:45:54 | 74.0324 | 0.00275 | 1.9735 | 182.6013 | 10.5758 | 12.49928 | – |
| 2026 May 08 17:57 | 2026 May 05 11:45:54 | 74.0324 | 0.00275 | 1.9735 | 182.6013 | 10.5758 | 12.49928 | – |
| 2026 May 07 17:58 | 2026 May 05 11:45:54 | 74.0324 | 0.00275 | 1.9735 | 182.6013 | 10.5758 | 12.49928 | – |
| 2026 May 06 17:57 | 2026 May 05 11:45:54 | 74.0324 | 0.00275 | 1.9735 | 182.6013 | 10.5758 | 12.49928 | – |
| 2026 May 05 17:57 | 2026 May 05 11:45:54 | 74.0324 | 0.00275 | 1.9735 | 182.6013 | 10.5758 | 12.49928 | – |
| 2026 May 04 17:57 | 2026 Apr 30 12:40:31 | 74.0323 | 0.00276 | 2.4130 | 190.0670 | 10.5758 | 12.49928 | – |