Orbital elements of COSMOS 2508
| Launched | 22 September 2015 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 40921 |
| Alternative names |
RODNIK-S * |
| 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 28 18:57 | 2025 Dec 28 14:48:52 | 82.4867 | 0.00143 | 12.2943 | 37.4793 | 322.7282 | 12.42907 | – |
| 2025 Dec 27 18:57 | 2025 Dec 27 13:41:59 | 82.4865 | 0.00144 | 12.3378 | 39.6697 | 322.7282 | 12.42907 | – |
| 2025 Dec 26 18:56 | 2025 Dec 26 14:31:01 | 82.4862 | 0.00144 | 12.3779 | 41.6907 | 322.7282 | 12.42907 | – |
| 2025 Dec 25 18:57 | 2025 Dec 25 07:36:24 | 82.4859 | 0.00144 | 12.4314 | 44.3356 | 322.7282 | 12.42907 | – |
| 2025 Dec 24 18:56 | 2025 Dec 24 06:29:31 | 82.4856 | 0.00144 | 12.4748 | 46.5221 | 322.7282 | 12.42907 | – |
| 2025 Dec 23 18:56 | 2025 Dec 23 07:18:33 | 82.4856 | 0.00144 | 12.5149 | 48.5311 | 322.7282 | 12.42907 | – |
| 2025 Dec 22 18:57 | 2025 Dec 22 06:11:41 | 82.4856 | 0.00144 | 12.5583 | 50.6858 | 322.7282 | 12.42907 | – |
| 2025 Dec 21 18:57 | 2025 Dec 21 14:44:22 | 82.4856 | 0.00145 | 12.5851 | 52.0193 | 322.7282 | 12.42907 | – |
| 2025 Dec 20 18:57 | 2025 Dec 20 15:33:24 | 82.4859 | 0.00145 | 12.6252 | 54.0306 | 322.7282 | 12.42907 | – |
| 2025 Dec 19 18:57 | 2025 Dec 19 06:42:52 | 82.4863 | 0.00145 | 12.6820 | 56.8345 | 322.7282 | 12.42907 | – |
| 2025 Dec 18 18:57 | 2025 Dec 18 07:31:54 | 82.4866 | 0.00145 | 12.7221 | 58.8467 | 322.7282 | 12.42907 | – |
| 2025 Dec 17 18:58 | 2025 Dec 17 06:25:01 | 82.4869 | 0.00145 | 12.7656 | 60.9320 | 322.7282 | 12.42907 | – |
| 2025 Dec 16 18:57 | 2025 Dec 15 23:30:24 | 82.4872 | 0.00145 | 12.8190 | 63.5854 | 322.7282 | 12.42907 | – |
| 2025 Dec 15 18:58 | 2025 Dec 14 22:23:31 | 82.4873 | 0.00145 | 12.8625 | 65.7696 | 322.7282 | 12.42907 | – |
| 2025 Dec 14 18:56 | 2025 Dec 13 23:12:33 | 82.4872 | 0.00145 | 12.9026 | 67.6857 | 322.7282 | 12.42907 | – |
| 2025 Dec 13 18:56 | 2025 Dec 13 07:45:14 | 82.4872 | 0.00145 | 12.9293 | 68.9859 | 322.7282 | 12.42907 | – |
| 2025 Dec 12 18:57 | 2025 Dec 12 06:38:21 | 82.4870 | 0.00145 | 12.9728 | 71.0939 | 322.7282 | 12.42907 | – |
| 2025 Dec 11 18:56 | 2025 Dec 11 05:31:29 | 82.4868 | 0.00146 | 13.0162 | 73.3333 | 322.7282 | 12.42907 | – |
| 2025 Dec 10 18:56 | 2025 Dec 10 14:04:10 | 82.4867 | 0.00145 | 13.0430 | 74.5720 | 322.7282 | 12.42907 | – |
| 2025 Dec 09 18:56 | 2025 Dec 09 14:53:12 | 82.4865 | 0.00145 | 13.0831 | 76.5357 | 322.7282 | 12.42907 | – |
| 2025 Dec 08 18:56 | 2025 Dec 08 06:02:40 | 82.4874 | 0.00145 | 13.1399 | 79.5723 | 322.7282 | 12.42907 | – |
| 2025 Dec 07 18:56 | 2025 Dec 07 06:51:42 | 82.4876 | 0.00145 | 13.1800 | 81.5265 | 322.7282 | 12.42907 | – |
| 2025 Dec 06 18:56 | 2025 Dec 06 05:44:49 | 82.4877 | 0.00145 | 13.2234 | 83.6716 | 322.7282 | 12.42907 | – |
| 2025 Dec 05 18:57 | 2025 Dec 05 06:33:51 | 82.4876 | 0.00145 | 13.2635 | 85.6353 | 322.7282 | 12.42907 | – |
| 2025 Dec 04 18:57 | 2025 Dec 04 07:22:52 | 82.4877 | 0.00145 | 13.3036 | 87.6056 | 322.7282 | 12.42907 | – |
| 2025 Dec 03 18:56 | 2025 Dec 03 12:03:44 | 82.4877 | 0.00145 | 13.3370 | 89.2456 | 322.7282 | 12.42907 | – |
| 2025 Dec 02 18:56 | 2025 Dec 02 12:52:46 | 82.4878 | 0.00145 | 13.3771 | 91.2001 | 322.7282 | 12.42907 | – |