Orbital elements of DELTA 1 DEB
| Launched | 11 June 1975 |
| Flight ended | – |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 21754 |
| 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 30 17:57 | 2026 May 26 05:51:44 | 100.0517 | 0.00767 | 4.7111 | 14.7075 | 141.2903 | 13.35317 | – |
| 2026 May 29 17:57 | 2026 May 26 05:51:44 | 100.0517 | 0.00767 | 4.7111 | 14.7075 | 141.2903 | 13.35317 | – |
| 2026 May 28 17:56 | 2026 May 26 05:51:44 | 100.0517 | 0.00767 | 4.7111 | 14.7075 | 141.2903 | 13.35317 | – |
| 2026 May 27 17:57 | 2026 May 26 05:51:44 | 100.0517 | 0.00767 | 4.7111 | 14.7075 | 141.2903 | 13.35317 | – |
| 2026 May 26 17:57 | 2026 May 26 05:51:44 | 100.0517 | 0.00767 | 4.7111 | 14.7075 | 141.2903 | 13.35317 | – |
| 2026 May 25 17:57 | 2026 May 21 07:09:21 | 100.0516 | 0.00768 | 4.3870 | 26.3870 | 141.2903 | 13.35317 | – |
| 2026 May 24 17:57 | 2026 May 21 07:09:21 | 100.0516 | 0.00768 | 4.3870 | 26.3870 | 141.2903 | 13.35317 | – |
| 2026 May 23 17:58 | 2026 May 21 07:09:21 | 100.0516 | 0.00768 | 4.3870 | 26.3870 | 141.2903 | 13.35317 | – |
| 2026 May 22 17:57 | 2026 May 21 07:09:21 | 100.0516 | 0.00768 | 4.3870 | 26.3870 | 141.2903 | 13.35317 | – |
| 2026 May 21 17:57 | 2026 May 21 07:09:21 | 100.0516 | 0.00768 | 4.3870 | 26.3870 | 141.2903 | 13.35317 | – |
| 2026 May 20 17:57 | 2026 May 16 13:58:45 | 100.0517 | 0.00769 | 4.0779 | 37.4979 | 141.2903 | 13.35317 | – |
| 2026 May 19 17:58 | 2026 May 16 13:58:45 | 100.0517 | 0.00769 | 4.0779 | 37.4979 | 141.2903 | 13.35317 | – |
| 2026 May 18 17:57 | 2026 May 16 13:58:45 | 100.0517 | 0.00769 | 4.0779 | 37.4979 | 141.2903 | 13.35317 | – |
| 2026 May 17 17:57 | 2026 May 16 13:58:45 | 100.0517 | 0.00769 | 4.0779 | 37.4979 | 141.2903 | 13.35317 | – |
| 2026 May 16 17:56 | 2026 May 16 13:58:45 | 100.0517 | 0.00769 | 4.0779 | 37.4979 | 141.2903 | 13.35317 | – |
| 2026 May 15 17:57 | 2026 May 10 00:46:31 | 100.0517 | 0.00769 | 3.6486 | 52.9107 | 141.2903 | 13.35317 | – |
| 2026 May 14 17:58 | 2026 May 10 00:46:31 | 100.0517 | 0.00769 | 3.6486 | 52.9107 | 141.2903 | 13.35317 | – |
| 2026 May 13 17:58 | 2026 May 10 00:46:31 | 100.0517 | 0.00769 | 3.6486 | 52.9107 | 141.2903 | 13.35317 | – |
| 2026 May 12 17:58 | 2026 May 10 00:46:31 | 100.0517 | 0.00769 | 3.6486 | 52.9107 | 141.2903 | 13.35317 | – |
| 2026 May 11 17:56 | 2026 May 10 00:46:31 | 100.0517 | 0.00769 | 3.6486 | 52.9107 | 141.2903 | 13.35317 | – |
| 2026 May 10 17:57 | 2026 May 10 00:46:31 | 100.0517 | 0.00769 | 3.6486 | 52.9107 | 141.2903 | 13.35317 | – |
| 2026 May 09 17:57 | 2026 May 05 06:20:32 | 100.0513 | 0.00769 | 3.3361 | 64.1134 | 141.2903 | 13.35317 | – |
| 2026 May 08 17:57 | 2026 May 05 06:20:32 | 100.0513 | 0.00769 | 3.3361 | 64.1134 | 141.2903 | 13.35317 | – |
| 2026 May 07 17:58 | 2026 May 05 06:20:32 | 100.0513 | 0.00769 | 3.3361 | 64.1134 | 141.2903 | 13.35317 | – |
| 2026 May 06 17:57 | 2026 May 05 06:20:32 | 100.0513 | 0.00769 | 3.3361 | 64.1134 | 141.2903 | 13.35317 | – |
| 2026 May 05 17:57 | 2026 May 05 06:20:32 | 100.0513 | 0.00769 | 3.3361 | 64.1134 | 141.2903 | 13.35317 | – |
| 2026 May 04 17:57 | 2026 Apr 30 05:53:02 | 100.0515 | 0.00768 | 3.0072 | 75.9370 | 141.2903 | 13.35317 | – |
| 2026 May 03 17:57 | 2026 Apr 30 05:53:02 | 100.0515 | 0.00768 | 3.0072 | 75.9370 | 141.2903 | 13.35317 | – |