Orbital elements of SL-8 R/B
| Launched | 15 June 1987 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 18121 |
| 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 Jan 01 18:56 | 2025 Dec 31 13:32:37 | 74.0083 | 0.01317 | 1.9987 | 9.3255 | 160.8032 | 12.22596 | 6.743 |
| 2025 Dec 31 18:57 | 2025 Dec 31 13:32:37 | 74.0083 | 0.01317 | 1.9987 | 9.3255 | 160.8032 | 12.22596 | 6.743 |
| 2025 Dec 30 18:56 | 2025 Dec 26 13:45:08 | 74.0084 | 0.01317 | 2.4193 | 16.4540 | 160.8032 | 12.22596 | 6.743 |
| 2025 Dec 29 18:56 | 2025 Dec 26 13:45:08 | 74.0084 | 0.01317 | 2.4193 | 16.4540 | 160.8032 | 12.22596 | 6.743 |
| 2025 Dec 28 18:57 | 2025 Dec 26 13:45:08 | 74.0084 | 0.01317 | 2.4193 | 16.4540 | 160.8032 | 12.22596 | 6.743 |
| 2025 Dec 27 18:57 | 2025 Dec 26 13:45:08 | 74.0084 | 0.01317 | 2.4193 | 16.4540 | 160.8032 | 12.22596 | 6.743 |
| 2025 Dec 26 18:56 | 2025 Dec 26 13:45:08 | 74.0084 | 0.01317 | 2.4193 | 16.4540 | 160.8032 | 12.22596 | 6.743 |
| 2025 Dec 25 18:57 | 2025 Dec 20 12:06:15 | 74.0089 | 0.01316 | 2.9307 | 25.1139 | 160.8032 | 12.22596 | 6.743 |
| 2025 Dec 24 18:56 | 2025 Dec 20 12:06:15 | 74.0089 | 0.01316 | 2.9307 | 25.1139 | 160.8032 | 12.22596 | 6.743 |
| 2025 Dec 23 18:56 | 2025 Dec 20 12:06:15 | 74.0089 | 0.01316 | 2.9307 | 25.1139 | 160.8032 | 12.22596 | 6.743 |
| 2025 Dec 22 18:57 | 2025 Dec 20 12:06:15 | 74.0089 | 0.01316 | 2.9307 | 25.1139 | 160.8032 | 12.22596 | 6.743 |
| 2025 Dec 21 18:57 | 2025 Dec 20 12:06:15 | 74.0089 | 0.01316 | 2.9307 | 25.1139 | 160.8032 | 12.22596 | 6.743 |
| 2025 Dec 20 18:57 | 2025 Dec 20 12:06:15 | 74.0089 | 0.01316 | 2.9307 | 25.1139 | 160.8032 | 12.22596 | 6.743 |
| 2025 Dec 19 18:57 | 2025 Dec 12 07:29:40 | 74.0095 | 0.01315 | 3.6210 | 36.8495 | 160.8032 | 12.22596 | 6.743 |
| 2025 Dec 18 18:57 | 2025 Dec 12 07:29:40 | 74.0095 | 0.01315 | 3.6210 | 36.8495 | 160.8032 | 12.22596 | 6.743 |
| 2025 Dec 17 18:58 | 2025 Dec 12 07:29:40 | 74.0095 | 0.01315 | 3.6210 | 36.8495 | 160.8032 | 12.22596 | 6.743 |
| 2025 Dec 16 18:57 | 2025 Dec 12 07:29:40 | 74.0095 | 0.01315 | 3.6210 | 36.8495 | 160.8032 | 12.22596 | 6.743 |
| 2025 Dec 15 18:58 | 2025 Dec 12 07:29:40 | 74.0095 | 0.01315 | 3.6210 | 36.8495 | 160.8032 | 12.22596 | 6.743 |
| 2025 Dec 14 18:56 | 2025 Dec 12 07:29:40 | 74.0095 | 0.01315 | 3.6210 | 36.8495 | 160.8032 | 12.22596 | 6.743 |
| 2025 Dec 13 18:56 | 2025 Dec 12 07:29:40 | 74.0095 | 0.01315 | 3.6210 | 36.8495 | 160.8032 | 12.22596 | 6.743 |
| 2025 Dec 12 18:57 | 2025 Dec 12 07:29:40 | 74.0095 | 0.01315 | 3.6210 | 36.8495 | 160.8032 | 12.22596 | 6.743 |
| 2025 Dec 11 18:56 | 2025 Dec 07 05:29:14 | 74.0104 | 0.01314 | 4.0494 | 44.1120 | 160.8032 | 12.22596 | 6.743 |
| 2025 Dec 10 18:56 | 2025 Dec 07 05:29:14 | 74.0104 | 0.01314 | 4.0494 | 44.1120 | 160.8032 | 12.22596 | 6.743 |
| 2025 Dec 09 18:56 | 2025 Dec 07 05:29:14 | 74.0104 | 0.01314 | 4.0494 | 44.1120 | 160.8032 | 12.22596 | 6.743 |
| 2025 Dec 08 18:56 | 2025 Dec 07 05:29:14 | 74.0104 | 0.01314 | 4.0494 | 44.1120 | 160.8032 | 12.22596 | 6.743 |
| 2025 Dec 07 18:56 | 2025 Dec 07 05:29:14 | 74.0104 | 0.01314 | 4.0494 | 44.1120 | 160.8032 | 12.22596 | 6.743 |
| 2025 Dec 06 18:56 | 2025 Dec 02 09:55:39 | 74.0102 | 0.01313 | 4.4551 | 51.0027 | 160.8032 | 12.22596 | 6.743 |
| 2025 Dec 05 18:57 | 2025 Dec 02 09:55:39 | 74.0102 | 0.01313 | 4.4551 | 51.0027 | 160.8032 | 12.22596 | 6.743 |