Orbital elements of DELTA 1 R/B(1)
| Launched | 22 November 1977 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 10490 |
| 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 11 17:56 | 2026 May 10 10:10:23 | 28.2946 | 0.11492 | 11.6914 | 160.8357 | 203.9294 | 12.71653 | 4.743 |
| 2026 May 10 17:57 | 2026 May 10 10:10:23 | 28.2946 | 0.11492 | 11.6914 | 160.8357 | 203.9294 | 12.71653 | 4.743 |
| 2026 May 09 17:57 | 2026 May 05 11:30:03 | 28.2938 | 0.11494 | 13.1945 | 124.0301 | 203.9294 | 12.71653 | 4.743 |
| 2026 May 08 17:57 | 2026 May 05 11:30:03 | 28.2938 | 0.11494 | 13.1945 | 124.0301 | 203.9294 | 12.71653 | 4.743 |
| 2026 May 07 17:58 | 2026 May 05 11:30:03 | 28.2938 | 0.11494 | 13.1945 | 124.0301 | 203.9294 | 12.71653 | 4.743 |
| 2026 May 06 17:57 | 2026 May 05 11:30:03 | 28.2938 | 0.11494 | 13.1945 | 124.0301 | 203.9294 | 12.71653 | 4.743 |
| 2026 May 05 17:57 | 2026 May 05 11:30:03 | 28.2938 | 0.11494 | 13.1945 | 124.0301 | 203.9294 | 12.71653 | 4.743 |
| 2026 May 04 17:57 | 2026 Apr 30 14:41:08 | 28.2941 | 0.11495 | 14.6739 | 87.8132 | 203.9294 | 12.71653 | 4.743 |
| 2026 May 03 17:57 | 2026 Apr 30 14:41:08 | 28.2941 | 0.11495 | 14.6739 | 87.8132 | 203.9294 | 12.71653 | 4.743 |
| 2026 May 02 17:57 | 2026 Apr 30 14:41:08 | 28.2941 | 0.11495 | 14.6739 | 87.8132 | 203.9294 | 12.71653 | 4.743 |
| 2026 May 01 17:56 | 2026 Apr 30 14:41:08 | 28.2941 | 0.11495 | 14.6739 | 87.8132 | 203.9294 | 12.71653 | 4.743 |
| 2026 Apr 30 17:56 | 2026 Apr 30 14:41:08 | 28.2941 | 0.11495 | 14.6739 | 87.8132 | 203.9294 | 12.71653 | 4.743 |
| 2026 Apr 29 17:57 | 2026 Apr 24 09:48:12 | 28.2958 | 0.11495 | 16.5595 | 41.6513 | 203.9294 | 12.71653 | 4.743 |
| 2026 Apr 28 17:56 | 2026 Apr 24 09:48:12 | 28.2958 | 0.11495 | 16.5595 | 41.6513 | 203.9294 | 12.71653 | 4.743 |
| 2026 Apr 27 17:58 | 2026 Apr 24 09:48:12 | 28.2958 | 0.11495 | 16.5595 | 41.6513 | 203.9294 | 12.71653 | 4.743 |
| 2026 Apr 26 17:58 | 2026 Apr 24 09:48:12 | 28.2958 | 0.11495 | 16.5595 | 41.6513 | 203.9294 | 12.71653 | 4.743 |
| 2026 Apr 25 17:58 | 2026 Apr 24 09:48:12 | 28.2958 | 0.11495 | 16.5595 | 41.6513 | 203.9294 | 12.71653 | 4.743 |
| 2026 Apr 24 17:59 | 2026 Apr 24 09:48:12 | 28.2958 | 0.11495 | 16.5595 | 41.6513 | 203.9294 | 12.71653 | 4.743 |
| 2026 Apr 23 17:57 | 2026 Apr 19 12:56:29 | 28.2986 | 0.11495 | 18.0395 | 5.4082 | 203.9294 | 12.71653 | 4.743 |
| 2026 Apr 22 17:57 | 2026 Apr 19 12:56:29 | 28.2986 | 0.11495 | 18.0395 | 5.4082 | 203.9294 | 12.71653 | 4.743 |
| 2026 Apr 21 17:57 | 2026 Apr 19 12:56:29 | 28.2986 | 0.11495 | 18.0395 | 5.4082 | 203.9294 | 12.71653 | 4.743 |
| 2026 Apr 20 17:57 | 2026 Apr 19 12:56:29 | 28.2986 | 0.11495 | 18.0395 | 5.4082 | 203.9294 | 12.71653 | 4.743 |
| 2026 Apr 19 17:58 | 2026 Apr 19 12:56:29 | 28.2986 | 0.11495 | 18.0395 | 5.4082 | 203.9294 | 12.71653 | 4.743 |
| 2026 Apr 18 17:56 | 2026 Apr 13 06:09:03 | 28.3042 | 0.11495 | 19.9490 | 318.6434 | 203.9294 | 12.71653 | 4.743 |
| 2026 Apr 16 17:57 | 2026 Apr 13 06:09:03 | 28.3042 | 0.11495 | 19.9490 | 318.6434 | 203.9294 | 12.71653 | 4.743 |
| 2026 Apr 14 17:57 | 2026 Apr 13 06:09:03 | 28.3042 | 0.11495 | 19.9490 | 318.6434 | 203.9294 | 12.71653 | 4.743 |