Orbital elements of SL-12 R/B(2)
| Launched | 20 February 1979 |
| Flight ended | – |
| Launch site | Tyuratam Missile and Space Center, Kazakhstan (Also known as Baikonur Cosmodrome) |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 13900 |
| 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 Apr 29 17:57 | 2026 Apr 24 07:29:13 | 4.5109 | 0.00102 | 18.5115 | 333.6401 | 216.4511 | 1.01339 | – |
| 2026 Apr 28 17:56 | 2026 Apr 24 07:29:13 | 4.5109 | 0.00102 | 18.5115 | 333.6401 | 216.4511 | 1.01339 | – |
| 2026 Apr 27 17:58 | 2026 Apr 24 07:29:13 | 4.5109 | 0.00102 | 18.5115 | 333.6401 | 216.4511 | 1.01339 | – |
| 2026 Apr 26 17:58 | 2026 Apr 24 07:29:13 | 4.5109 | 0.00102 | 18.5115 | 333.6401 | 216.4511 | 1.01339 | – |
| 2026 Apr 25 17:58 | 2026 Apr 24 07:29:13 | 4.5109 | 0.00102 | 18.5115 | 333.6401 | 216.4511 | 1.01339 | – |
| 2026 Apr 24 17:59 | 2026 Apr 24 07:29:13 | 4.5109 | 0.00102 | 18.5115 | 333.6401 | 216.4511 | 1.01339 | – |
| 2026 Apr 23 17:57 | 2026 Apr 19 11:02:06 | 4.5230 | 0.00102 | 18.5156 | 333.9871 | 216.4511 | 1.01339 | – |
| 2026 Apr 22 17:57 | 2026 Apr 19 11:02:06 | 4.5230 | 0.00102 | 18.5156 | 333.9871 | 216.4511 | 1.01339 | – |
| 2026 Apr 21 17:57 | 2026 Apr 19 11:02:06 | 4.5230 | 0.00102 | 18.5156 | 333.9871 | 216.4511 | 1.01339 | – |
| 2026 Apr 20 17:57 | 2026 Apr 19 11:02:06 | 4.5230 | 0.00102 | 18.5156 | 333.9871 | 216.4511 | 1.01339 | – |
| 2026 Apr 19 17:58 | 2026 Apr 19 11:02:06 | 4.5230 | 0.00102 | 18.5156 | 333.9871 | 216.4511 | 1.01339 | – |
| 2026 Apr 18 17:56 | 2026 Apr 13 00:54:26 | 4.5392 | 0.00104 | 18.5210 | 334.4488 | 216.4511 | 1.01339 | – |
| 2026 Apr 16 17:57 | 2026 Apr 13 00:54:26 | 4.5392 | 0.00104 | 18.5210 | 334.4488 | 216.4511 | 1.01339 | – |
| 2026 Apr 14 17:57 | 2026 Apr 13 00:54:26 | 4.5392 | 0.00104 | 18.5210 | 334.4488 | 216.4511 | 1.01339 | – |
| 2026 Apr 13 17:57 | 2026 Apr 13 00:54:26 | 4.5392 | 0.00104 | 18.5210 | 334.4488 | 216.4511 | 1.01339 | – |
| 2026 Apr 12 17:57 | 2026 Apr 08 13:00:45 | 4.5508 | 0.00105 | 18.5246 | 334.5692 | 216.4511 | 1.01339 | – |
| 2026 Apr 11 17:57 | 2026 Apr 08 13:00:45 | 4.5508 | 0.00105 | 18.5246 | 334.5692 | 216.4511 | 1.01339 | – |
| 2026 Apr 10 17:58 | 2026 Apr 08 13:00:45 | 4.5508 | 0.00105 | 18.5246 | 334.5692 | 216.4511 | 1.01339 | – |
| 2026 Apr 09 18:01 | 2026 Apr 08 13:00:45 | 4.5508 | 0.00105 | 18.5246 | 334.5692 | 216.4511 | 1.01339 | – |
| 2026 Apr 08 17:57 | 2026 Apr 08 13:00:45 | 4.5508 | 0.00105 | 18.5246 | 334.5692 | 216.4511 | 1.01339 | – |
| 2026 Apr 07 17:57 | 2026 Apr 02 04:35:10 | 4.5673 | 0.00105 | 18.5297 | 334.6167 | 216.4511 | 1.01339 | – |
| 2026 Apr 06 17:57 | 2026 Apr 02 04:35:10 | 4.5673 | 0.00105 | 18.5297 | 334.6167 | 216.4511 | 1.01339 | – |
| 2026 Apr 05 17:56 | 2026 Apr 02 04:35:10 | 4.5673 | 0.00105 | 18.5297 | 334.6167 | 216.4511 | 1.01339 | – |
| 2026 Apr 04 17:57 | 2026 Apr 02 04:35:10 | 4.5673 | 0.00105 | 18.5297 | 334.6167 | 216.4511 | 1.01339 | – |
| 2026 Apr 03 17:56 | 2026 Apr 02 04:35:10 | 4.5673 | 0.00105 | 18.5297 | 334.6167 | 216.4511 | 1.01339 | – |
| 2026 Apr 02 18:03 | 2026 Apr 02 04:35:10 | 4.5673 | 0.00105 | 18.5297 | 334.6167 | 216.4511 | 1.01339 | – |