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 |
| 2026 May 24 17:57 | 2026 May 21 05:27:41 | 25.5754 | 0.58350 | 10.7393 | 273.6993 | 25.2374 | 4.26047 | 7.743 |
| 2026 May 23 17:58 | 2026 May 21 05:27:41 | 25.5754 | 0.58350 | 10.7393 | 273.6993 | 25.2374 | 4.26047 | 7.743 |
| 2026 May 22 17:57 | 2026 May 21 05:27:41 | 25.5754 | 0.58350 | 10.7393 | 273.6993 | 25.2374 | 4.26047 | 7.743 |
| 2026 May 21 17:57 | 2026 May 21 05:27:41 | 25.5754 | 0.58350 | 10.7393 | 273.6993 | 25.2374 | 4.26047 | 7.743 |
| 2026 May 20 17:57 | 2026 May 16 07:13:01 | 25.5734 | 0.58349 | 11.0082 | 266.8552 | 25.2374 | 4.26047 | 7.743 |
| 2026 May 19 17:58 | 2026 May 16 07:13:01 | 25.5734 | 0.58349 | 11.0082 | 266.8552 | 25.2374 | 4.26047 | 7.743 |
| 2026 May 18 17:57 | 2026 May 16 07:13:01 | 25.5734 | 0.58349 | 11.0082 | 266.8552 | 25.2374 | 4.26047 | 7.743 |
| 2026 May 17 17:57 | 2026 May 16 07:13:01 | 25.5734 | 0.58349 | 11.0082 | 266.8552 | 25.2374 | 4.26047 | 7.743 |
| 2026 May 16 17:56 | 2026 May 16 07:13:01 | 25.5734 | 0.58349 | 11.0082 | 266.8552 | 25.2374 | 4.26047 | 7.743 |
| 2026 May 15 17:57 | 2026 May 09 17:33:23 | 25.5703 | 0.58342 | 11.3662 | 257.7412 | 25.2374 | 4.26047 | 7.743 |
| 2026 May 14 17:58 | 2026 May 09 17:33:23 | 25.5703 | 0.58342 | 11.3662 | 257.7412 | 25.2374 | 4.26047 | 7.743 |
| 2026 May 13 17:58 | 2026 May 09 17:33:23 | 25.5703 | 0.58342 | 11.3662 | 257.7412 | 25.2374 | 4.26047 | 7.743 |
| 2026 May 12 17:58 | 2026 May 09 17:33:23 | 25.5703 | 0.58342 | 11.3662 | 257.7412 | 25.2374 | 4.26047 | 7.743 |
| 2026 May 11 17:56 | 2026 May 09 17:33:23 | 25.5703 | 0.58342 | 11.3662 | 257.7412 | 25.2374 | 4.26047 | 7.743 |
| 2026 May 10 17:57 | 2026 May 09 17:33:23 | 25.5703 | 0.58342 | 11.3662 | 257.7412 | 25.2374 | 4.26047 | 7.743 |
| 2026 May 09 17:57 | 2026 May 05 06:34:26 | 25.5685 | 0.58337 | 11.6091 | 251.5589 | 25.2374 | 4.26047 | 7.743 |
| 2026 May 08 17:57 | 2026 May 05 06:34:26 | 25.5685 | 0.58337 | 11.6091 | 251.5589 | 25.2374 | 4.26047 | 7.743 |
| 2026 May 07 17:58 | 2026 May 05 06:34:26 | 25.5685 | 0.58337 | 11.6091 | 251.5589 | 25.2374 | 4.26047 | 7.743 |
| 2026 May 06 17:57 | 2026 May 05 06:34:26 | 25.5685 | 0.58337 | 11.6091 | 251.5589 | 25.2374 | 4.26047 | 7.743 |
| 2026 May 05 17:57 | 2026 May 05 06:34:26 | 25.5685 | 0.58337 | 11.6091 | 251.5589 | 25.2374 | 4.26047 | 7.743 |
| 2026 May 04 17:57 | 2026 Apr 29 21:04:10 | 25.5662 | 0.58330 | 11.9027 | 244.0821 | 25.2374 | 4.26047 | 7.743 |
| 2026 May 03 17:57 | 2026 Apr 29 21:04:10 | 25.5662 | 0.58330 | 11.9027 | 244.0821 | 25.2374 | 4.26047 | 7.743 |
| 2026 May 02 17:57 | 2026 Apr 29 21:04:10 | 25.5662 | 0.58330 | 11.9027 | 244.0821 | 25.2374 | 4.26047 | 7.743 |
| 2026 May 01 17:56 | 2026 Apr 29 21:04:10 | 25.5662 | 0.58330 | 11.9027 | 244.0821 | 25.2374 | 4.26047 | 7.743 |
| 2026 Apr 30 17:56 | 2026 Apr 29 21:04:10 | 25.5662 | 0.58330 | 11.9027 | 244.0821 | 25.2374 | 4.26047 | 7.743 |
| 2026 Apr 29 17:57 | 2026 Apr 24 05:56:17 | 25.5632 | 0.58321 | 12.2091 | 236.2824 | 25.2374 | 4.26047 | 7.743 |
| 2026 Apr 28 17:56 | 2026 Apr 24 05:56:17 | 25.5632 | 0.58321 | 12.2091 | 236.2824 | 25.2374 | 4.26047 | 7.743 |
| 2026 Apr 27 17:58 | 2026 Apr 24 05:56:17 | 25.5632 | 0.58321 | 12.2091 | 236.2824 | 25.2374 | 4.26047 | 7.743 |