Orbital elements of THOR DELTA 1 R/B
| Launched | 5 October 1981 |
| Flight ended | – |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 12889 |
| 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 14 17:57 | 2026 Apr 13 05:51:17 | 99.8960 | 0.13076 | 22.9228 | 45.6525 | 50.3336 | 12.20143 | 4.743 |
| 2026 Apr 13 17:57 | 2026 Apr 13 05:51:17 | 99.8960 | 0.13076 | 22.9228 | 45.6525 | 50.3336 | 12.20143 | 4.743 |
| 2026 Apr 12 17:57 | 2026 Apr 08 10:05:42 | 99.8966 | 0.13075 | 22.6618 | 55.3674 | 50.3336 | 12.20143 | 4.743 |
| 2026 Apr 11 17:57 | 2026 Apr 08 10:05:42 | 99.8966 | 0.13075 | 22.6618 | 55.3674 | 50.3336 | 12.20143 | 4.743 |
| 2026 Apr 10 17:58 | 2026 Apr 08 10:05:42 | 99.8966 | 0.13075 | 22.6618 | 55.3674 | 50.3336 | 12.20143 | 4.743 |
| 2026 Apr 09 18:01 | 2026 Apr 08 10:05:42 | 99.8966 | 0.13075 | 22.6618 | 55.3674 | 50.3336 | 12.20143 | 4.743 |
| 2026 Apr 08 17:57 | 2026 Apr 08 10:05:42 | 99.8966 | 0.13075 | 22.6618 | 55.3674 | 50.3336 | 12.20143 | 4.743 |
| 2026 Apr 07 17:57 | 2026 Apr 02 06:10:52 | 99.8979 | 0.13074 | 22.3284 | 67.7857 | 50.3336 | 12.20143 | 4.743 |
| 2026 Apr 06 17:57 | 2026 Apr 02 06:10:52 | 99.8979 | 0.13074 | 22.3284 | 67.7857 | 50.3336 | 12.20143 | 4.743 |
| 2026 Apr 05 17:56 | 2026 Apr 02 06:10:52 | 99.8979 | 0.13074 | 22.3284 | 67.7857 | 50.3336 | 12.20143 | 4.743 |
| 2026 Apr 04 17:57 | 2026 Apr 02 06:10:52 | 99.8979 | 0.13074 | 22.3284 | 67.7857 | 50.3336 | 12.20143 | 4.743 |
| 2026 Apr 03 17:56 | 2026 Apr 02 06:10:52 | 99.8979 | 0.13074 | 22.3284 | 67.7857 | 50.3336 | 12.20143 | 4.743 |
| 2026 Apr 02 18:03 | 2026 Apr 02 06:10:52 | 99.8979 | 0.13074 | 22.3284 | 67.7857 | 50.3336 | 12.20143 | 4.743 |
| 2026 Mar 31 17:57 | 2026 Mar 26 11:09:43 | 99.8991 | 0.13074 | 21.9609 | 81.4727 | 50.3336 | 12.20143 | 4.743 |
| 2026 Mar 30 17:58 | 2026 Mar 26 11:09:43 | 99.8991 | 0.13074 | 21.9609 | 81.4727 | 50.3336 | 12.20143 | 4.743 |
| 2026 Mar 29 17:57 | 2026 Mar 26 11:09:43 | 99.8991 | 0.13074 | 21.9609 | 81.4727 | 50.3336 | 12.20143 | 4.743 |
| 2026 Mar 28 18:57 | 2026 Mar 26 11:09:43 | 99.8991 | 0.13074 | 21.9609 | 81.4727 | 50.3336 | 12.20143 | 4.743 |
| 2026 Mar 27 18:57 | 2026 Mar 26 11:09:43 | 99.8991 | 0.13074 | 21.9609 | 81.4727 | 50.3336 | 12.20143 | 4.743 |
| 2026 Mar 26 18:57 | 2026 Mar 26 11:09:43 | 99.8991 | 0.13074 | 21.9609 | 81.4727 | 50.3336 | 12.20143 | 4.743 |
| 2026 Mar 25 18:56 | 2026 Mar 20 11:30:29 | 99.9003 | 0.13075 | 21.6370 | 93.5339 | 50.3336 | 12.20143 | 4.743 |
| 2026 Mar 24 18:56 | 2026 Mar 20 11:30:29 | 99.9003 | 0.13075 | 21.6370 | 93.5339 | 50.3336 | 12.20143 | 4.743 |
| 2026 Mar 23 18:56 | 2026 Mar 20 11:30:29 | 99.9003 | 0.13075 | 21.6370 | 93.5339 | 50.3336 | 12.20143 | 4.743 |
| 2026 Mar 22 18:56 | 2026 Mar 20 11:30:29 | 99.9003 | 0.13075 | 21.6370 | 93.5339 | 50.3336 | 12.20143 | 4.743 |
| 2026 Mar 21 19:05 | 2026 Mar 20 11:30:29 | 99.9003 | 0.13075 | 21.6370 | 93.5339 | 50.3336 | 12.20143 | 4.743 |
| 2026 Mar 20 18:57 | 2026 Mar 20 11:30:29 | 99.9003 | 0.13075 | 21.6370 | 93.5339 | 50.3336 | 12.20143 | 4.743 |
| 2026 Mar 19 18:56 | 2026 Mar 15 14:46:19 | 99.9012 | 0.13075 | 21.3738 | 103.3329 | 50.3336 | 12.20143 | 4.743 |