Orbital elements of DELTA 1 R/B(1)
| Launched | 14 December 1977 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 10517 |
| 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 May 20 17:57 | 2026 May 16 13:59:11 | 28.6598 | 0.08131 | 13.2341 | 326.3178 | 28.8167 | 13.47638 | 4.743 |
| 2026 May 19 17:58 | 2026 May 16 13:59:11 | 28.6598 | 0.08131 | 13.2341 | 326.3178 | 28.8167 | 13.47638 | 4.743 |
| 2026 May 18 17:57 | 2026 May 16 13:59:11 | 28.6598 | 0.08131 | 13.2341 | 326.3178 | 28.8167 | 13.47638 | 4.743 |
| 2026 May 17 17:57 | 2026 May 16 13:59:11 | 28.6598 | 0.08131 | 13.2341 | 326.3178 | 28.8167 | 13.47638 | 4.743 |
| 2026 May 16 17:56 | 2026 May 16 13:59:11 | 28.6598 | 0.08131 | 13.2341 | 326.3178 | 28.8167 | 13.47638 | 4.743 |
| 2026 May 15 17:57 | 2026 May 10 06:50:53 | 28.6630 | 0.08133 | 15.3892 | 273.8454 | 28.8167 | 13.47638 | 4.743 |
| 2026 May 14 17:58 | 2026 May 10 06:50:53 | 28.6630 | 0.08133 | 15.3892 | 273.8454 | 28.8167 | 13.47638 | 4.743 |
| 2026 May 13 17:58 | 2026 May 10 06:50:53 | 28.6630 | 0.08133 | 15.3892 | 273.8454 | 28.8167 | 13.47638 | 4.743 |
| 2026 May 12 17:58 | 2026 May 10 06:50:53 | 28.6630 | 0.08133 | 15.3892 | 273.8454 | 28.8167 | 13.47638 | 4.743 |
| 2026 May 11 17:56 | 2026 May 10 06:50:53 | 28.6630 | 0.08133 | 15.3892 | 273.8454 | 28.8167 | 13.47638 | 4.743 |
| 2026 May 10 17:57 | 2026 May 10 06:50:53 | 28.6630 | 0.08133 | 15.3892 | 273.8454 | 28.8167 | 13.47638 | 4.743 |
| 2026 May 09 17:57 | 2026 May 05 13:04:19 | 28.6630 | 0.08133 | 17.0114 | 234.3505 | 28.8167 | 13.47638 | 4.743 |
| 2026 May 08 17:57 | 2026 May 05 13:04:19 | 28.6630 | 0.08133 | 17.0114 | 234.3505 | 28.8167 | 13.47638 | 4.743 |
| 2026 May 07 17:58 | 2026 May 05 13:04:19 | 28.6630 | 0.08133 | 17.0114 | 234.3505 | 28.8167 | 13.47638 | 4.743 |
| 2026 May 06 17:57 | 2026 May 05 13:04:19 | 28.6630 | 0.08133 | 17.0114 | 234.3505 | 28.8167 | 13.47638 | 4.743 |
| 2026 May 05 17:57 | 2026 May 05 13:04:19 | 28.6630 | 0.08133 | 17.0114 | 234.3505 | 28.8167 | 13.47638 | 4.743 |
| 2026 May 04 17:57 | 2026 Apr 30 13:58:54 | 28.6605 | 0.08132 | 18.7095 | 193.0055 | 28.8167 | 13.47638 | 4.743 |
| 2026 May 03 17:57 | 2026 Apr 30 13:58:54 | 28.6605 | 0.08132 | 18.7095 | 193.0055 | 28.8167 | 13.47638 | 4.743 |
| 2026 May 02 17:57 | 2026 Apr 30 13:58:54 | 28.6605 | 0.08132 | 18.7095 | 193.0055 | 28.8167 | 13.47638 | 4.743 |
| 2026 May 01 17:56 | 2026 Apr 30 13:58:54 | 28.6605 | 0.08132 | 18.7095 | 193.0055 | 28.8167 | 13.47638 | 4.743 |
| 2026 Apr 30 17:56 | 2026 Apr 30 13:58:54 | 28.6605 | 0.08132 | 18.7095 | 193.0055 | 28.8167 | 13.47638 | 4.743 |
| 2026 Apr 29 17:57 | 2026 Apr 24 12:13:58 | 28.6580 | 0.08133 | 20.7879 | 142.3972 | 28.8167 | 13.47638 | 4.743 |
| 2026 Apr 28 17:56 | 2026 Apr 24 12:13:58 | 28.6580 | 0.08133 | 20.7879 | 142.3972 | 28.8167 | 13.47638 | 4.743 |
| 2026 Apr 27 17:58 | 2026 Apr 24 12:13:58 | 28.6580 | 0.08133 | 20.7879 | 142.3972 | 28.8167 | 13.47638 | 4.743 |
| 2026 Apr 26 17:58 | 2026 Apr 24 12:13:58 | 28.6580 | 0.08133 | 20.7879 | 142.3972 | 28.8167 | 13.47638 | 4.743 |
| 2026 Apr 25 17:58 | 2026 Apr 24 12:13:58 | 28.6580 | 0.08133 | 20.7879 | 142.3972 | 28.8167 | 13.47638 | 4.743 |
| 2026 Apr 24 17:59 | 2026 Apr 24 12:13:58 | 28.6580 | 0.08133 | 20.7879 | 142.3972 | 28.8167 | 13.47638 | 4.743 |
| 2026 Apr 23 17:57 | 2026 Apr 19 07:47:31 | 28.6581 | 0.08134 | 22.5623 | 99.2062 | 28.8167 | 13.47638 | 4.743 |