Orbital elements of DELTA 1 R/B
| Launched | 2 February 1971 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 4903 |
| 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 |
| 2025 May 08 17:56 | 2025 May 03 06:40:39 | 25.5221 | 0.58540 | 7.3931 | 107.5554 | 321.7263 | 4.23427 | 7.743 |
| 2025 May 07 17:56 | 2025 May 03 06:40:39 | 25.5221 | 0.58540 | 7.3931 | 107.5554 | 321.7263 | 4.23427 | 7.743 |
| 2025 May 06 17:57 | 2025 May 03 06:40:39 | 25.5221 | 0.58540 | 7.3931 | 107.5554 | 321.7263 | 4.23427 | 7.743 |
| 2025 May 05 17:56 | 2025 May 03 06:40:39 | 25.5221 | 0.58540 | 7.3931 | 107.5554 | 321.7263 | 4.23427 | 7.743 |
| 2025 May 04 17:57 | 2025 May 03 06:40:39 | 25.5221 | 0.58540 | 7.3931 | 107.5554 | 321.7263 | 4.23427 | 7.743 |
| 2025 May 03 17:57 | 2025 May 03 06:40:39 | 25.5221 | 0.58540 | 7.3931 | 107.5554 | 321.7263 | 4.23427 | 7.743 |
| 2025 May 01 17:56 | 2025 Apr 22 10:03:58 | 25.5141 | 0.58536 | 7.9829 | 92.5497 | 321.7263 | 4.23427 | 7.743 |
| 2025 Apr 30 17:56 | 2025 Apr 22 10:03:58 | 25.5141 | 0.58536 | 7.9829 | 92.5497 | 321.7263 | 4.23427 | 7.743 |
| 2025 Apr 29 17:57 | 2025 Apr 22 10:03:58 | 25.5141 | 0.58536 | 7.9829 | 92.5497 | 321.7263 | 4.23427 | 7.743 |
| 2025 Apr 27 17:56 | 2025 Apr 22 10:03:58 | 25.5141 | 0.58536 | 7.9829 | 92.5497 | 321.7263 | 4.23427 | 7.743 |
| 2025 Apr 26 17:57 | 2025 Apr 22 10:03:58 | 25.5141 | 0.58536 | 7.9829 | 92.5497 | 321.7263 | 4.23427 | 7.743 |
| 2025 Apr 25 17:56 | 2025 Apr 22 10:03:58 | 25.5141 | 0.58536 | 7.9829 | 92.5497 | 321.7263 | 4.23427 | 7.743 |
| 2025 Apr 24 17:56 | 2025 Apr 22 10:03:58 | 25.5141 | 0.58536 | 7.9829 | 92.5497 | 321.7263 | 4.23427 | 7.743 |
| 2025 Apr 23 17:57 | 2025 Apr 22 10:03:58 | 25.5141 | 0.58536 | 7.9829 | 92.5497 | 321.7263 | 4.23427 | 7.743 |
| 2025 Apr 22 17:56 | 2025 Apr 22 10:03:58 | 25.5141 | 0.58536 | 7.9829 | 92.5497 | 321.7263 | 4.23427 | 7.743 |
| 2025 Apr 21 17:57 | 2025 Apr 15 13:42:21 | 25.5111 | 0.58534 | 8.3540 | 83.0995 | 321.7263 | 4.23427 | 7.743 |
| 2025 Apr 20 17:56 | 2025 Apr 15 13:42:21 | 25.5111 | 0.58534 | 8.3540 | 83.0995 | 321.7263 | 4.23427 | 7.743 |
| 2025 Apr 19 17:56 | 2025 Apr 15 13:42:21 | 25.5111 | 0.58534 | 8.3540 | 83.0995 | 321.7263 | 4.23427 | 7.743 |
| 2025 Apr 18 17:57 | 2025 Apr 15 13:42:21 | 25.5111 | 0.58534 | 8.3540 | 83.0995 | 321.7263 | 4.23427 | 7.743 |
| 2025 Apr 17 17:56 | 2025 Apr 15 13:42:21 | 25.5111 | 0.58534 | 8.3540 | 83.0995 | 321.7263 | 4.23427 | 7.743 |
| 2025 Apr 16 17:57 | 2025 Apr 15 13:42:21 | 25.5111 | 0.58534 | 8.3540 | 83.0995 | 321.7263 | 4.23427 | 7.743 |
| 2025 Apr 15 17:56 | 2025 Apr 10 08:59:20 | 25.5084 | 0.58532 | 8.6354 | 75.9311 | 321.7263 | 4.23427 | 7.743 |
| 2025 Apr 14 17:56 | 2025 Apr 10 08:59:20 | 25.5084 | 0.58532 | 8.6354 | 75.9311 | 321.7263 | 4.23427 | 7.743 |
| 2025 Apr 11 17:57 | 2025 Apr 10 08:59:20 | 25.5084 | 0.58532 | 8.6354 | 75.9311 | 321.7263 | 4.23427 | 7.743 |