Orbital elements of DELTA 1 R/B(2)
| Launched | 2 August 1981 |
| Flight ended | – |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 12679 |
| 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 21 17:57 | 2026 May 20 07:43:17 | 90.9188 | 0.62404 | 3.2320 | 222.6465 | 67.0096 | 3.53068 | 7.743 |
| 2026 May 20 17:57 | 2026 May 16 01:42:52 | 90.9201 | 0.62393 | 3.2290 | 224.0788 | 67.0096 | 3.53068 | 7.743 |
| 2026 May 19 17:58 | 2026 May 16 01:42:52 | 90.9201 | 0.62393 | 3.2290 | 224.0788 | 67.0096 | 3.53068 | 7.743 |
| 2026 May 18 17:57 | 2026 May 16 01:42:52 | 90.9201 | 0.62393 | 3.2290 | 224.0788 | 67.0096 | 3.53068 | 7.743 |
| 2026 May 17 17:57 | 2026 May 16 01:42:52 | 90.9201 | 0.62393 | 3.2290 | 224.0788 | 67.0096 | 3.53068 | 7.743 |
| 2026 May 16 17:56 | 2026 May 16 01:42:52 | 90.9201 | 0.62393 | 3.2290 | 224.0788 | 67.0096 | 3.53068 | 7.743 |
| 2026 May 15 17:57 | 2026 May 09 06:30:24 | 90.9236 | 0.62377 | 3.2242 | 226.3675 | 67.0096 | 3.53068 | 7.743 |
| 2026 May 14 17:58 | 2026 May 09 06:30:24 | 90.9236 | 0.62377 | 3.2242 | 226.3675 | 67.0096 | 3.53068 | 7.743 |
| 2026 May 13 17:58 | 2026 May 09 06:30:24 | 90.9236 | 0.62377 | 3.2242 | 226.3675 | 67.0096 | 3.53068 | 7.743 |
| 2026 May 12 17:58 | 2026 May 09 06:30:24 | 90.9236 | 0.62377 | 3.2242 | 226.3675 | 67.0096 | 3.53068 | 7.743 |
| 2026 May 11 17:56 | 2026 May 09 06:30:24 | 90.9236 | 0.62377 | 3.2242 | 226.3675 | 67.0096 | 3.53068 | 7.743 |
| 2026 May 10 17:57 | 2026 May 09 06:30:24 | 90.9236 | 0.62377 | 3.2242 | 226.3675 | 67.0096 | 3.53068 | 7.743 |
| 2026 May 09 17:57 | 2026 May 05 07:18:15 | 90.9265 | 0.62368 | 3.2213 | 227.7058 | 67.0096 | 3.53068 | 7.743 |
| 2026 May 08 17:57 | 2026 May 05 07:18:15 | 90.9265 | 0.62368 | 3.2213 | 227.7058 | 67.0096 | 3.53068 | 7.743 |
| 2026 May 07 17:58 | 2026 May 05 07:18:15 | 90.9265 | 0.62368 | 3.2213 | 227.7058 | 67.0096 | 3.53068 | 7.743 |
| 2026 May 06 17:57 | 2026 May 05 07:18:15 | 90.9265 | 0.62368 | 3.2213 | 227.7058 | 67.0096 | 3.53068 | 7.743 |
| 2026 May 05 17:57 | 2026 May 05 07:18:15 | 90.9265 | 0.62368 | 3.2213 | 227.7058 | 67.0096 | 3.53068 | 7.743 |
| 2026 May 04 17:57 | 2026 Apr 29 08:30:12 | 90.9295 | 0.62355 | 3.2171 | 229.7119 | 67.0096 | 3.53068 | 7.743 |
| 2026 May 03 17:57 | 2026 Apr 29 08:30:12 | 90.9295 | 0.62355 | 3.2171 | 229.7119 | 67.0096 | 3.53068 | 7.743 |
| 2026 May 02 17:57 | 2026 Apr 29 08:30:12 | 90.9295 | 0.62355 | 3.2171 | 229.7119 | 67.0096 | 3.53068 | 7.743 |
| 2026 May 01 17:56 | 2026 Apr 29 08:30:12 | 90.9295 | 0.62355 | 3.2171 | 229.7119 | 67.0096 | 3.53068 | 7.743 |
| 2026 Apr 30 17:56 | 2026 Apr 29 08:30:12 | 90.9295 | 0.62355 | 3.2171 | 229.7119 | 67.0096 | 3.53068 | 7.743 |
| 2026 Apr 29 17:57 | 2026 Apr 21 23:42:20 | 90.9332 | 0.62335 | 3.2119 | 232.1900 | 67.0096 | 3.53068 | 7.743 |
| 2026 Apr 28 17:56 | 2026 Apr 21 23:42:20 | 90.9332 | 0.62335 | 3.2119 | 232.1900 | 67.0096 | 3.53068 | 7.743 |
| 2026 Apr 27 17:58 | 2026 Apr 21 23:42:20 | 90.9332 | 0.62335 | 3.2119 | 232.1900 | 67.0096 | 3.53068 | 7.743 |
| 2026 Apr 26 17:58 | 2026 Apr 21 23:42:20 | 90.9332 | 0.62335 | 3.2119 | 232.1900 | 67.0096 | 3.53068 | 7.743 |
| 2026 Apr 25 17:58 | 2026 Apr 21 23:42:20 | 90.9332 | 0.62335 | 3.2119 | 232.1900 | 67.0096 | 3.53068 | 7.743 |
| 2026 Apr 24 17:59 | 2026 Apr 21 23:42:20 | 90.9332 | 0.62335 | 3.2119 | 232.1900 | 67.0096 | 3.53068 | 7.743 |