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 Mar 31 17:57 | 2026 Mar 26 09:21:27 | 74.0260 | 0.00281 | 5.5257 | 242.3979 | 271.0396 | 12.49927 | – |
| 2026 Mar 30 17:58 | 2026 Mar 26 09:21:27 | 74.0260 | 0.00281 | 5.5257 | 242.3979 | 271.0396 | 12.49927 | – |
| 2026 Mar 29 17:57 | 2026 Mar 26 09:21:27 | 74.0260 | 0.00281 | 5.5257 | 242.3979 | 271.0396 | 12.49927 | – |
| 2026 Mar 28 18:57 | 2026 Mar 26 09:21:27 | 74.0260 | 0.00281 | 5.5257 | 242.3979 | 271.0396 | 12.49927 | – |
| 2026 Mar 27 18:57 | 2026 Mar 26 09:21:27 | 74.0260 | 0.00281 | 5.5257 | 242.3979 | 271.0396 | 12.49927 | – |
| 2026 Mar 26 18:57 | 2026 Mar 26 09:21:27 | 74.0260 | 0.00281 | 5.5257 | 242.3979 | 271.0396 | 12.49927 | – |
| 2026 Mar 25 18:56 | 2026 Mar 20 11:14:55 | 74.0258 | 0.00282 | 6.0504 | 251.1021 | 271.0396 | 12.49927 | – |
| 2026 Mar 24 18:56 | 2026 Mar 20 11:14:55 | 74.0258 | 0.00282 | 6.0504 | 251.1021 | 271.0396 | 12.49927 | – |
| 2026 Mar 23 18:56 | 2026 Mar 20 11:14:55 | 74.0258 | 0.00282 | 6.0504 | 251.1021 | 271.0396 | 12.49927 | – |
| 2026 Mar 22 18:56 | 2026 Mar 20 11:14:55 | 74.0258 | 0.00282 | 6.0504 | 251.1021 | 271.0396 | 12.49927 | – |
| 2026 Mar 21 19:05 | 2026 Mar 20 11:14:55 | 74.0258 | 0.00282 | 6.0504 | 251.1021 | 271.0396 | 12.49927 | – |
| 2026 Mar 20 18:57 | 2026 Mar 20 11:14:55 | 74.0258 | 0.00282 | 6.0504 | 251.1021 | 271.0396 | 12.49927 | – |
| 2026 Mar 19 18:56 | 2026 Mar 15 12:07:52 | 74.0257 | 0.00282 | 6.4901 | 258.3412 | 271.0396 | 12.49927 | – |
| 2026 Mar 18 18:56 | 2026 Mar 15 12:07:52 | 74.0257 | 0.00282 | 6.4901 | 258.3412 | 271.0396 | 12.49927 | – |
| 2026 Mar 17 18:56 | 2026 Mar 15 12:07:52 | 74.0257 | 0.00282 | 6.4901 | 258.3412 | 271.0396 | 12.49927 | – |
| 2026 Mar 16 18:57 | 2026 Mar 15 12:07:52 | 74.0257 | 0.00282 | 6.4901 | 258.3412 | 271.0396 | 12.49927 | – |
| 2026 Mar 15 18:56 | 2026 Mar 15 12:07:52 | 74.0257 | 0.00282 | 6.4901 | 258.3412 | 271.0396 | 12.49927 | – |
| 2026 Mar 14 18:56 | 2026 Mar 10 12:49:43 | 74.0263 | 0.00282 | 6.9306 | 265.6343 | 271.0396 | 12.49927 | – |
| 2026 Mar 13 18:57 | 2026 Mar 10 12:49:43 | 74.0263 | 0.00282 | 6.9306 | 265.6343 | 271.0396 | 12.49927 | – |
| 2026 Mar 12 18:57 | 2026 Mar 10 12:49:43 | 74.0263 | 0.00282 | 6.9306 | 265.6343 | 271.0396 | 12.49927 | – |
| 2026 Mar 11 18:56 | 2026 Mar 10 12:49:43 | 74.0263 | 0.00282 | 6.9306 | 265.6343 | 271.0396 | 12.49927 | – |
| 2026 Mar 10 18:56 | 2026 Mar 10 12:49:43 | 74.0263 | 0.00282 | 6.9306 | 265.6343 | 271.0396 | 12.49927 | – |
| 2026 Mar 09 18:56 | 2026 Mar 04 14:29:12 | 74.0271 | 0.00282 | 7.4561 | 274.3086 | 271.0396 | 12.49927 | – |
| 2026 Mar 08 18:57 | 2026 Mar 04 14:29:12 | 74.0271 | 0.00282 | 7.4561 | 274.3086 | 271.0396 | 12.49927 | – |
| 2026 Mar 07 18:57 | 2026 Mar 04 14:29:12 | 74.0271 | 0.00282 | 7.4561 | 274.3086 | 271.0396 | 12.49927 | – |
| 2026 Mar 06 18:56 | 2026 Mar 04 14:29:12 | 74.0271 | 0.00282 | 7.4561 | 274.3086 | 271.0396 | 12.49927 | – |
| 2026 Mar 05 18:56 | 2026 Mar 04 14:29:12 | 74.0271 | 0.00282 | 7.4561 | 274.3086 | 271.0396 | 12.49927 | – |
| 2026 Mar 04 18:57 | 2026 Mar 04 14:29:12 | 74.0271 | 0.00282 | 7.4561 | 274.3086 | 271.0396 | 12.49927 | – |