Orbital elements of COSMOS 1266 FUEL CORE
| Launched | 20 April 1981 |
| Flight ended | – |
| Launch site | Tyuratam Missile and Space Center, Kazakhstan (Also known as Baikonur Cosmodrome) |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 12435 |
| 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 Jul 02 17:56 | 2026 Jun 28 23:09:49 | 64.7693 | 0.00318 | 5.7811 | 242.6206 | 117.1619 | 13.93192 | – |
| 2026 Jul 01 17:56 | 2026 Jun 28 23:09:49 | 64.7693 | 0.00318 | 5.7811 | 242.6206 | 117.1619 | 13.93192 | – |
| 2026 Jun 30 17:56 | 2026 Jun 28 23:09:49 | 64.7693 | 0.00318 | 5.7811 | 242.6206 | 117.1619 | 13.93192 | – |
| 2026 Jun 29 17:57 | 2026 Jun 28 23:09:49 | 64.7693 | 0.00318 | 5.7811 | 242.6206 | 117.1619 | 13.93192 | – |
| 2026 Jun 28 17:56 | 2026 Jun 22 08:40:10 | 64.7690 | 0.00321 | 6.9488 | 243.4847 | 117.1619 | 13.93192 | – |
| 2026 Jun 27 17:55 | 2026 Jun 22 08:40:10 | 64.7690 | 0.00321 | 6.9488 | 243.4847 | 117.1619 | 13.93192 | – |
| 2026 Jun 26 17:56 | 2026 Jun 22 08:40:10 | 64.7690 | 0.00321 | 6.9488 | 243.4847 | 117.1619 | 13.93192 | – |
| 2026 Jun 25 17:56 | 2026 Jun 22 08:40:10 | 64.7690 | 0.00321 | 6.9488 | 243.4847 | 117.1619 | 13.93192 | – |
| 2026 Jun 24 17:55 | 2026 Jun 22 08:40:10 | 64.7690 | 0.00321 | 6.9488 | 243.4847 | 117.1619 | 13.93192 | – |
| 2026 Jun 23 17:56 | 2026 Jun 22 08:40:10 | 64.7690 | 0.00321 | 6.9488 | 243.4847 | 117.1619 | 13.93192 | – |
| 2026 Jun 22 17:56 | 2026 Jun 17 02:54:28 | 64.7682 | 0.00323 | 7.8754 | 244.1581 | 117.1619 | 13.93192 | – |
| 2026 Jun 21 17:57 | 2026 Jun 17 02:54:28 | 64.7682 | 0.00323 | 7.8754 | 244.1581 | 117.1619 | 13.93192 | – |
| 2026 Jun 20 17:56 | 2026 Jun 17 02:54:28 | 64.7682 | 0.00323 | 7.8754 | 244.1581 | 117.1619 | 13.93192 | – |
| 2026 Jun 19 17:57 | 2026 Jun 17 02:54:28 | 64.7682 | 0.00323 | 7.8754 | 244.1581 | 117.1619 | 13.93192 | – |
| 2026 Jun 18 17:56 | 2026 Jun 17 02:54:28 | 64.7682 | 0.00323 | 7.8754 | 244.1581 | 117.1619 | 13.93192 | – |
| 2026 Jun 17 17:57 | 2026 Jun 17 02:54:28 | 64.7682 | 0.00323 | 7.8754 | 244.1581 | 117.1619 | 13.93192 | – |
| 2026 Jun 16 17:55 | 2026 Jun 12 05:45:36 | 64.7678 | 0.00325 | 8.7386 | 244.8179 | 117.1619 | 13.93192 | – |
| 2026 Jun 15 17:56 | 2026 Jun 12 05:45:36 | 64.7678 | 0.00325 | 8.7386 | 244.8179 | 117.1619 | 13.93192 | – |
| 2026 Jun 14 17:57 | 2026 Jun 12 05:45:36 | 64.7678 | 0.00325 | 8.7386 | 244.8179 | 117.1619 | 13.93192 | – |
| 2026 Jun 13 17:56 | 2026 Jun 12 05:45:36 | 64.7678 | 0.00325 | 8.7386 | 244.8179 | 117.1619 | 13.93192 | – |
| 2026 Jun 12 17:56 | 2026 Jun 12 05:45:36 | 64.7678 | 0.00325 | 8.7386 | 244.8179 | 117.1619 | 13.93192 | – |
| 2026 Jun 11 17:57 | 2026 Jun 06 17:06:26 | 64.7670 | 0.00328 | 9.7160 | 245.5380 | 117.1619 | 13.93192 | – |
| 2026 Jun 10 17:56 | 2026 Jun 06 17:06:26 | 64.7670 | 0.00328 | 9.7160 | 245.5380 | 117.1619 | 13.93192 | – |
| 2026 Jun 09 17:57 | 2026 Jun 06 17:06:26 | 64.7670 | 0.00328 | 9.7160 | 245.5380 | 117.1619 | 13.93192 | – |
| 2026 Jun 08 17:56 | 2026 Jun 06 17:06:26 | 64.7670 | 0.00328 | 9.7160 | 245.5380 | 117.1619 | 13.93192 | – |
| 2026 Jun 07 17:56 | 2026 Jun 06 17:06:26 | 64.7670 | 0.00328 | 9.7160 | 245.5380 | 117.1619 | 13.93192 | – |
| 2026 Jun 06 17:56 | 2026 May 31 11:13:37 | 64.7669 | 0.00330 | 10.8204 | 246.3548 | 117.1619 | 13.93192 | – |
| 2026 Jun 05 17:56 | 2026 May 31 11:13:37 | 64.7669 | 0.00330 | 10.8204 | 246.3548 | 117.1619 | 13.93192 | – |