Orbital elements of SL-8 R/B
| Launched | 28 January 1991 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 21088 |
| 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 Jun 30 17:56 | 2025 Jun 29 20:33:38 | 82.9426 | 0.00231 | 23.8752 | 26.6790 | 85.9500 | 13.77461 | 4.743 |
| 2025 Jun 29 17:56 | 2025 Jun 29 13:19:40 | 82.9425 | 0.00231 | 23.8902 | 27.5025 | 85.9500 | 13.77461 | 4.743 |
| 2025 Jun 28 17:56 | 2025 Jun 28 12:53:52 | 82.9425 | 0.00232 | 23.9407 | 30.2725 | 85.9500 | 13.77461 | 4.743 |
| 2025 Jun 27 17:56 | 2025 Jun 27 12:18:12 | 82.9424 | 0.00232 | 23.9915 | 33.0547 | 85.9500 | 13.77461 | 4.743 |
| 2025 Jun 26 17:56 | 2025 Jun 26 00:23:22 | 82.9424 | 0.00233 | 0.0657 | 37.1090 | 85.9500 | 13.77461 | 4.743 |
| 2025 Jun 25 17:56 | 2025 Jun 25 00:00:36 | 82.9424 | 0.00233 | 0.1161 | 39.8426 | 85.9500 | 13.77461 | 4.743 |
| 2025 Jun 24 17:56 | 2025 Jun 23 19:22:23 | 82.9423 | 0.00234 | 0.1753 | 43.0495 | 85.9500 | 13.77461 | 4.743 |
| 2025 Jun 23 17:56 | 2025 Jun 22 12:04:44 | 82.9423 | 0.00235 | 0.2400 | 46.5208 | 85.9500 | 13.77461 | 4.743 |
| 2025 Jun 22 17:56 | 2025 Jun 22 00:32:09 | 82.9424 | 0.00235 | 0.2639 | 47.8181 | 85.9500 | 13.77461 | 4.743 |
| 2025 Jun 21 17:56 | 2025 Jun 20 19:53:48 | 82.9424 | 0.00236 | 0.3231 | 50.9787 | 85.9500 | 13.77461 | 4.743 |
| 2025 Jun 20 17:57 | 2025 Jun 19 12:34:37 | 82.9424 | 0.00236 | 0.3878 | 54.4267 | 85.9500 | 13.77461 | 4.743 |
| 2025 Jun 19 17:56 | 2025 Jun 19 12:34:37 | 82.9424 | 0.00236 | 0.3878 | 54.4267 | 85.9500 | 13.77461 | 4.743 |
| 2025 Jun 18 17:56 | 2025 Jun 18 12:13:17 | 82.9424 | 0.00237 | 0.4381 | 57.1115 | 85.9500 | 13.77461 | 4.743 |
| 2025 Jun 17 17:56 | 2025 Jun 17 11:48:53 | 82.9425 | 0.00237 | 0.4886 | 59.8112 | 85.9500 | 13.77461 | 4.743 |
| 2025 Jun 16 17:56 | 2025 Jun 16 01:37:29 | 82.9425 | 0.00238 | 0.5593 | 63.6213 | 85.9500 | 13.77461 | 4.743 |
| 2025 Jun 15 17:56 | 2025 Jun 14 19:12:13 | 82.9426 | 0.00238 | 0.6221 | 66.9921 | 85.9500 | 13.77461 | 4.743 |
| 2025 Jun 14 17:56 | 2025 Jun 13 15:33:29 | 82.9427 | 0.00238 | 0.6793 | 70.0971 | 85.9500 | 13.77461 | 4.743 |
| 2025 Jun 13 17:56 | 2025 Jun 13 13:49:00 | 82.9427 | 0.00238 | 0.6829 | 70.2842 | 85.9500 | 13.77461 | 4.743 |
| 2025 Jun 12 17:56 | 2025 Jun 12 13:22:33 | 82.9428 | 0.00239 | 0.7334 | 72.9868 | 85.9500 | 13.77461 | 4.743 |
| 2025 Jun 11 17:56 | 2025 Jun 10 21:03:41 | 82.9429 | 0.00239 | 0.8167 | 77.3087 | 85.9500 | 13.77461 | 4.743 |
| 2025 Jun 10 17:56 | 2025 Jun 09 22:54:15 | 82.9430 | 0.00239 | 0.8625 | 79.6923 | 85.9500 | 13.77461 | 4.743 |
| 2025 Jun 09 17:56 | 2025 Jun 08 17:04:13 | 82.9431 | 0.00239 | 0.9242 | 82.9798 | 85.9500 | 13.77461 | 4.743 |
| 2025 Jun 08 17:56 | 2025 Jun 07 21:35:05 | 82.9432 | 0.00239 | 0.9644 | 85.1231 | 85.9500 | 13.77461 | 4.743 |
| 2025 Jun 07 17:56 | 2025 Jun 06 21:10:37 | 82.9433 | 0.00239 | 1.0149 | 87.7999 | 85.9500 | 13.77461 | 4.743 |
| 2025 Jun 06 17:56 | 2025 Jun 05 15:48:05 | 82.9434 | 0.00239 | 1.0756 | 91.0308 | 85.9500 | 13.77461 | 4.743 |
| 2025 Jun 05 17:56 | 2025 Jun 04 20:21:54 | 82.9435 | 0.00239 | 1.1157 | 93.1773 | 85.9500 | 13.77461 | 4.743 |
| 2025 Jun 04 17:57 | 2025 Jun 04 08:56:36 | 82.9436 | 0.00239 | 1.1394 | 94.4345 | 85.9500 | 13.77461 | 4.743 |
| 2025 Jun 03 17:57 | 2025 Jun 03 08:32:24 | 82.9436 | 0.00239 | 1.1898 | 97.1123 | 85.9500 | 13.77461 | 4.743 |