Orbital elements of DELTA 1 R/B
| Launched | 21 November 1969 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 4251 |
| 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 29 17:57 | 2026 May 26 01:17:57 | 27.8920 | 0.55444 | 2.8760 | 6.9422 | 358.3639 | 4.64758 | 6.743 |
| 2026 May 28 17:56 | 2026 May 26 01:17:57 | 27.8920 | 0.55444 | 2.8760 | 6.9422 | 358.3639 | 4.64758 | 6.743 |
| 2026 May 27 17:57 | 2026 May 26 01:17:57 | 27.8920 | 0.55444 | 2.8760 | 6.9422 | 358.3639 | 4.64758 | 6.743 |
| 2026 May 26 17:57 | 2026 May 26 01:17:57 | 27.8920 | 0.55444 | 2.8760 | 6.9422 | 358.3639 | 4.64758 | 6.743 |
| 2026 May 25 17:57 | 2026 May 21 02:33:00 | 27.8878 | 0.55451 | 3.1693 | 359.7142 | 358.3639 | 4.64758 | 6.743 |
| 2026 May 24 17:57 | 2026 May 21 02:33:00 | 27.8878 | 0.55451 | 3.1693 | 359.7142 | 358.3639 | 4.64758 | 6.743 |
| 2026 May 23 17:58 | 2026 May 21 02:33:00 | 27.8878 | 0.55451 | 3.1693 | 359.7142 | 358.3639 | 4.64758 | 6.743 |
| 2026 May 22 17:57 | 2026 May 21 02:33:00 | 27.8878 | 0.55451 | 3.1693 | 359.7142 | 358.3639 | 4.64758 | 6.743 |
| 2026 May 21 17:57 | 2026 May 21 02:33:00 | 27.8878 | 0.55451 | 3.1693 | 359.7142 | 358.3639 | 4.64758 | 6.743 |
| 2026 May 20 17:57 | 2026 May 16 08:57:37 | 27.8840 | 0.55460 | 3.4500 | 352.7936 | 358.3639 | 4.64758 | 6.743 |
| 2026 May 19 17:58 | 2026 May 16 08:57:37 | 27.8840 | 0.55460 | 3.4500 | 352.7936 | 358.3639 | 4.64758 | 6.743 |
| 2026 May 18 17:57 | 2026 May 16 08:57:37 | 27.8840 | 0.55460 | 3.4500 | 352.7936 | 358.3639 | 4.64758 | 6.743 |
| 2026 May 17 17:57 | 2026 May 16 08:57:37 | 27.8840 | 0.55460 | 3.4500 | 352.7936 | 358.3639 | 4.64758 | 6.743 |
| 2026 May 16 17:56 | 2026 May 16 08:57:37 | 27.8840 | 0.55460 | 3.4500 | 352.7936 | 358.3639 | 4.64758 | 6.743 |
| 2026 May 15 17:57 | 2026 May 10 03:13:28 | 27.8805 | 0.55468 | 3.8202 | 343.6687 | 358.3639 | 4.64758 | 6.743 |
| 2026 May 14 17:58 | 2026 May 10 03:13:28 | 27.8805 | 0.55468 | 3.8202 | 343.6687 | 358.3639 | 4.64758 | 6.743 |
| 2026 May 13 17:58 | 2026 May 10 03:13:28 | 27.8805 | 0.55468 | 3.8202 | 343.6687 | 358.3639 | 4.64758 | 6.743 |
| 2026 May 12 17:58 | 2026 May 10 03:13:28 | 27.8805 | 0.55468 | 3.8202 | 343.6687 | 358.3639 | 4.64758 | 6.743 |
| 2026 May 11 17:56 | 2026 May 10 03:13:28 | 27.8805 | 0.55468 | 3.8202 | 343.6687 | 358.3639 | 4.64758 | 6.743 |
| 2026 May 10 17:57 | 2026 May 10 03:13:28 | 27.8805 | 0.55468 | 3.8202 | 343.6687 | 358.3639 | 4.64758 | 6.743 |
| 2026 May 09 17:57 | 2026 May 04 23:18:07 | 27.8777 | 0.55474 | 4.1265 | 336.1200 | 358.3639 | 4.64758 | 6.743 |
| 2026 May 08 17:57 | 2026 May 04 23:18:07 | 27.8777 | 0.55474 | 4.1265 | 336.1200 | 358.3639 | 4.64758 | 6.743 |
| 2026 May 07 17:58 | 2026 May 04 23:18:07 | 27.8777 | 0.55474 | 4.1265 | 336.1200 | 358.3639 | 4.64758 | 6.743 |
| 2026 May 06 17:57 | 2026 May 04 23:18:07 | 27.8777 | 0.55474 | 4.1265 | 336.1200 | 358.3639 | 4.64758 | 6.743 |
| 2026 May 05 17:57 | 2026 May 04 23:18:07 | 27.8777 | 0.55474 | 4.1265 | 336.1200 | 358.3639 | 4.64758 | 6.743 |
| 2026 May 04 17:57 | 2026 Apr 30 05:42:08 | 27.8760 | 0.55481 | 4.4074 | 329.1957 | 358.3639 | 4.64758 | 6.743 |
| 2026 May 03 17:57 | 2026 Apr 30 05:42:08 | 27.8760 | 0.55481 | 4.4074 | 329.1957 | 358.3639 | 4.64758 | 6.743 |
| 2026 May 02 17:57 | 2026 Apr 30 05:42:08 | 27.8760 | 0.55481 | 4.4074 | 329.1957 | 358.3639 | 4.64758 | 6.743 |