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 Jul 26 17:56 | 2026 Jul 20 02:39:24 | 27.9197 | 0.55368 | 23.6214 | 87.1978 | 331.6946 | 4.64906 | 6.743 |
| 2026 Jul 25 17:57 | 2026 Jul 20 02:39:24 | 27.9197 | 0.55368 | 23.6214 | 87.1978 | 331.6946 | 4.64906 | 6.743 |
| 2026 Jul 24 17:56 | 2026 Jul 20 02:39:24 | 27.9197 | 0.55368 | 23.6214 | 87.1978 | 331.6946 | 4.64906 | 6.743 |
| 2026 Jul 23 17:57 | 2026 Jul 20 02:39:24 | 27.9197 | 0.55368 | 23.6214 | 87.1978 | 331.6946 | 4.64906 | 6.743 |
| 2026 Jul 22 17:57 | 2026 Jul 20 02:39:24 | 27.9197 | 0.55368 | 23.6214 | 87.1978 | 331.6946 | 4.64906 | 6.743 |
| 2026 Jul 21 17:57 | 2026 Jul 20 02:39:24 | 27.9197 | 0.55368 | 23.6214 | 87.1978 | 331.6946 | 4.64906 | 6.743 |
| 2026 Jul 20 17:57 | 2026 Jul 14 12:29:40 | 27.9200 | 0.55376 | 23.9512 | 79.0653 | 331.6946 | 4.64906 | 6.743 |
| 2026 Jul 19 19:06 | 2026 Jul 14 12:29:40 | 27.9200 | 0.55376 | 23.9512 | 79.0653 | 331.6946 | 4.64906 | 6.743 |
| 2026 Jul 19 17:57 | 2026 Jul 14 12:29:40 | 27.9200 | 0.55376 | 23.9512 | 79.0653 | 331.6946 | 4.64906 | 6.743 |
| 2026 Jul 18 17:57 | 2026 Jul 14 12:29:40 | 27.9200 | 0.55376 | 23.9512 | 79.0653 | 331.6946 | 4.64906 | 6.743 |
| 2026 Jul 17 17:57 | 2026 Jul 14 12:29:40 | 27.9200 | 0.55376 | 23.9512 | 79.0653 | 331.6946 | 4.64906 | 6.743 |
| 2026 Jul 16 17:56 | 2026 Jul 14 12:29:40 | 27.9200 | 0.55376 | 23.9512 | 79.0653 | 331.6946 | 4.64906 | 6.743 |
| 2026 Jul 15 17:57 | 2026 Jul 11 07:05:16 | 27.9196 | 0.55380 | 0.1415 | 74.3692 | 331.6946 | 4.64906 | 6.743 |
| 2026 Jul 14 17:56 | 2026 Jul 11 07:05:16 | 27.9196 | 0.55380 | 0.1415 | 74.3692 | 331.6946 | 4.64906 | 6.743 |
| 2026 Jul 13 17:56 | 2026 Jul 11 07:05:16 | 27.9196 | 0.55380 | 0.1415 | 74.3692 | 331.6946 | 4.64906 | 6.743 |
| 2026 Jul 12 17:56 | 2026 Jul 11 07:05:16 | 27.9196 | 0.55380 | 0.1415 | 74.3692 | 331.6946 | 4.64906 | 6.743 |
| 2026 Jul 11 17:56 | 2026 Jul 11 07:05:16 | 27.9196 | 0.55380 | 0.1415 | 74.3692 | 331.6946 | 4.64906 | 6.743 |
| 2026 Jul 09 17:56 | 2026 Jul 04 20:15:57 | 27.9183 | 0.55387 | 0.5223 | 64.9774 | 331.6946 | 4.64906 | 6.743 |
| 2026 Jul 08 17:56 | 2026 Jul 04 20:15:57 | 27.9183 | 0.55387 | 0.5223 | 64.9774 | 331.6946 | 4.64906 | 6.743 |
| 2026 Jul 07 17:56 | 2026 Jul 04 20:15:57 | 27.9183 | 0.55387 | 0.5223 | 64.9774 | 331.6946 | 4.64906 | 6.743 |
| 2026 Jul 06 17:57 | 2026 Jul 04 20:15:57 | 27.9183 | 0.55387 | 0.5223 | 64.9774 | 331.6946 | 4.64906 | 6.743 |
| 2026 Jul 05 17:56 | 2026 Jul 04 20:15:57 | 27.9183 | 0.55387 | 0.5223 | 64.9774 | 331.6946 | 4.64906 | 6.743 |
| 2026 Jul 04 17:56 | 2026 Jun 28 19:45:15 | 27.9164 | 0.55397 | 0.8779 | 56.2089 | 331.6946 | 4.64906 | 6.743 |
| 2026 Jul 03 17:57 | 2026 Jun 28 19:45:15 | 27.9164 | 0.55397 | 0.8779 | 56.2089 | 331.6946 | 4.64906 | 6.743 |
| 2026 Jul 02 17:56 | 2026 Jun 28 19:45:15 | 27.9164 | 0.55397 | 0.8779 | 56.2089 | 331.6946 | 4.64906 | 6.743 |
| 2026 Jul 01 17:56 | 2026 Jun 28 19:45:15 | 27.9164 | 0.55397 | 0.8779 | 56.2089 | 331.6946 | 4.64906 | 6.743 |
| 2026 Jun 30 17:56 | 2026 Jun 28 19:45:15 | 27.9164 | 0.55397 | 0.8779 | 56.2089 | 331.6946 | 4.64906 | 6.743 |
| 2026 Jun 29 17:57 | 2026 Jun 28 19:45:15 | 27.9164 | 0.55397 | 0.8779 | 56.2089 | 331.6946 | 4.64906 | 6.743 |