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 | 21438 |
| 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 21 17:57 | 2026 Jul 21 05:39:50 | 99.7233 | 0.00795 | 7.6784 | 195.8198 | 317.8171 | 13.31062 | – |
| 2026 Jul 20 17:57 | 2026 Jul 14 05:53:42 | 99.7242 | 0.00793 | 7.2382 | 212.7628 | 317.8171 | 13.31062 | – |
| 2026 Jul 19 19:06 | 2026 Jul 14 05:53:42 | 99.7242 | 0.00793 | 7.2382 | 212.7628 | 317.8171 | 13.31062 | – |
| 2026 Jul 19 17:57 | 2026 Jul 14 05:53:42 | 99.7242 | 0.00793 | 7.2382 | 212.7628 | 317.8171 | 13.31062 | – |
| 2026 Jul 18 17:57 | 2026 Jul 14 05:53:42 | 99.7242 | 0.00793 | 7.2382 | 212.7628 | 317.8171 | 13.31062 | – |
| 2026 Jul 17 17:57 | 2026 Jul 14 05:53:42 | 99.7242 | 0.00793 | 7.2382 | 212.7628 | 317.8171 | 13.31062 | – |
| 2026 Jul 16 17:56 | 2026 Jul 14 05:53:42 | 99.7242 | 0.00793 | 7.2382 | 212.7628 | 317.8171 | 13.31062 | – |
| 2026 Jul 15 17:57 | 2026 Jul 11 05:44:10 | 99.7246 | 0.00792 | 7.0489 | 220.0914 | 317.8171 | 13.31062 | – |
| 2026 Jul 14 17:56 | 2026 Jul 11 05:44:10 | 99.7246 | 0.00792 | 7.0489 | 220.0914 | 317.8171 | 13.31062 | – |
| 2026 Jul 13 17:56 | 2026 Jul 11 05:44:10 | 99.7246 | 0.00792 | 7.0489 | 220.0914 | 317.8171 | 13.31062 | – |
| 2026 Jul 12 17:56 | 2026 Jul 11 05:44:10 | 99.7246 | 0.00792 | 7.0489 | 220.0914 | 317.8171 | 13.31062 | – |
| 2026 Jul 11 17:56 | 2026 Jul 11 05:44:10 | 99.7246 | 0.00792 | 7.0489 | 220.0914 | 317.8171 | 13.31062 | – |
| 2026 Jul 09 17:56 | 2026 Jul 05 05:25:38 | 99.7251 | 0.00792 | 6.6703 | 234.7320 | 317.8171 | 13.31062 | – |
| 2026 Jul 08 17:56 | 2026 Jul 05 05:25:38 | 99.7251 | 0.00792 | 6.6703 | 234.7320 | 317.8171 | 13.31062 | – |
| 2026 Jul 07 17:56 | 2026 Jul 05 05:25:38 | 99.7251 | 0.00792 | 6.6703 | 234.7320 | 317.8171 | 13.31062 | – |
| 2026 Jul 06 17:57 | 2026 Jul 05 05:25:38 | 99.7251 | 0.00792 | 6.6703 | 234.7320 | 317.8171 | 13.31062 | – |
| 2026 Jul 05 17:56 | 2026 Jul 05 05:25:38 | 99.7251 | 0.00792 | 6.6703 | 234.7320 | 317.8171 | 13.31062 | – |
| 2026 Jul 04 17:56 | 2026 Jun 28 17:38:12 | 99.7258 | 0.00791 | 6.2616 | 250.5277 | 317.8171 | 13.31062 | – |
| 2026 Jul 03 17:57 | 2026 Jun 28 17:38:12 | 99.7258 | 0.00791 | 6.2616 | 250.5277 | 317.8171 | 13.31062 | – |
| 2026 Jul 02 17:56 | 2026 Jun 28 17:38:12 | 99.7258 | 0.00791 | 6.2616 | 250.5277 | 317.8171 | 13.31062 | – |
| 2026 Jul 01 17:56 | 2026 Jun 28 17:38:12 | 99.7258 | 0.00791 | 6.2616 | 250.5277 | 317.8171 | 13.31062 | – |
| 2026 Jun 30 17:56 | 2026 Jun 28 17:38:12 | 99.7258 | 0.00791 | 6.2616 | 250.5277 | 317.8171 | 13.31062 | – |
| 2026 Jun 29 17:57 | 2026 Jun 28 17:38:12 | 99.7258 | 0.00791 | 6.2616 | 250.5277 | 317.8171 | 13.31062 | – |
| 2026 Jun 28 17:56 | 2026 Jun 22 05:20:35 | 99.7263 | 0.00793 | 5.8515 | 266.3791 | 317.8171 | 13.31062 | – |
| 2026 Jun 27 17:55 | 2026 Jun 22 05:20:35 | 99.7263 | 0.00793 | 5.8515 | 266.3791 | 317.8171 | 13.31062 | – |
| 2026 Jun 26 17:56 | 2026 Jun 22 05:20:35 | 99.7263 | 0.00793 | 5.8515 | 266.3791 | 317.8171 | 13.31062 | – |
| 2026 Jun 25 17:56 | 2026 Jun 22 05:20:35 | 99.7263 | 0.00793 | 5.8515 | 266.3791 | 317.8171 | 13.31062 | – |
| 2026 Jun 24 17:55 | 2026 Jun 22 05:20:35 | 99.7263 | 0.00793 | 5.8515 | 266.3791 | 317.8171 | 13.31062 | – |