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 | 21366 |
| 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 Jun 14 17:57 | 2026 Jun 12 03:19:08 | 99.6511 | 0.00217 | 1.3621 | 334.5856 | 145.2288 | 13.43825 | – |
| 2026 Jun 13 17:56 | 2026 Jun 12 03:19:08 | 99.6511 | 0.00217 | 1.3621 | 334.5856 | 145.2288 | 13.43825 | – |
| 2026 Jun 12 17:56 | 2026 Jun 12 03:19:08 | 99.6511 | 0.00217 | 1.3621 | 334.5856 | 145.2288 | 13.43825 | – |
| 2026 Jun 11 17:57 | 2026 Jun 06 20:10:15 | 99.6517 | 0.00219 | 1.0236 | 347.5642 | 145.2288 | 13.43825 | – |
| 2026 Jun 10 17:56 | 2026 Jun 06 20:10:15 | 99.6517 | 0.00219 | 1.0236 | 347.5642 | 145.2288 | 13.43825 | – |
| 2026 Jun 09 17:57 | 2026 Jun 06 20:10:15 | 99.6517 | 0.00219 | 1.0236 | 347.5642 | 145.2288 | 13.43825 | – |
| 2026 Jun 08 17:56 | 2026 Jun 06 20:10:15 | 99.6517 | 0.00219 | 1.0236 | 347.5642 | 145.2288 | 13.43825 | – |
| 2026 Jun 07 17:56 | 2026 Jun 06 20:10:15 | 99.6517 | 0.00219 | 1.0236 | 347.5642 | 145.2288 | 13.43825 | – |
| 2026 Jun 06 17:56 | 2026 May 31 12:17:07 | 99.6522 | 0.00222 | 0.6193 | 2.9120 | 145.2288 | 13.43825 | – |
| 2026 Jun 05 17:56 | 2026 May 31 12:17:07 | 99.6522 | 0.00222 | 0.6193 | 2.9120 | 145.2288 | 13.43825 | – |
| 2026 Jun 04 17:57 | 2026 May 31 12:17:07 | 99.6522 | 0.00222 | 0.6193 | 2.9120 | 145.2288 | 13.43825 | – |
| 2026 Jun 02 17:56 | 2026 May 31 12:17:07 | 99.6522 | 0.00222 | 0.6193 | 2.9120 | 145.2288 | 13.43825 | – |
| 2026 Jun 01 17:57 | 2026 May 31 12:17:07 | 99.6522 | 0.00222 | 0.6193 | 2.9120 | 145.2288 | 13.43825 | – |
| 2026 May 31 17:58 | 2026 May 31 12:17:07 | 99.6522 | 0.00222 | 0.6193 | 2.9120 | 145.2288 | 13.43825 | – |
| 2026 May 30 17:57 | 2026 May 26 03:55:16 | 99.6532 | 0.00224 | 0.2776 | 15.6779 | 145.2288 | 13.43825 | – |
| 2026 May 29 17:57 | 2026 May 26 03:55:16 | 99.6532 | 0.00224 | 0.2776 | 15.6779 | 145.2288 | 13.43825 | – |
| 2026 May 28 17:56 | 2026 May 26 03:55:16 | 99.6532 | 0.00224 | 0.2776 | 15.6779 | 145.2288 | 13.43825 | – |
| 2026 May 27 17:57 | 2026 May 26 03:55:16 | 99.6532 | 0.00224 | 0.2776 | 15.6779 | 145.2288 | 13.43825 | – |
| 2026 May 26 17:57 | 2026 May 26 03:55:16 | 99.6532 | 0.00224 | 0.2776 | 15.6779 | 145.2288 | 13.43825 | – |
| 2026 May 25 17:57 | 2026 May 21 05:56:38 | 99.6536 | 0.00226 | 23.9636 | 27.3684 | 145.2288 | 13.43825 | – |
| 2026 May 24 17:57 | 2026 May 21 05:56:38 | 99.6536 | 0.00226 | 23.9636 | 27.3684 | 145.2288 | 13.43825 | – |
| 2026 May 23 17:58 | 2026 May 21 05:56:38 | 99.6536 | 0.00226 | 23.9636 | 27.3684 | 145.2288 | 13.43825 | – |
| 2026 May 22 17:57 | 2026 May 21 05:56:38 | 99.6536 | 0.00226 | 23.9636 | 27.3684 | 145.2288 | 13.43825 | – |
| 2026 May 21 17:57 | 2026 May 21 05:56:38 | 99.6536 | 0.00226 | 23.9636 | 27.3684 | 145.2288 | 13.43825 | – |
| 2026 May 20 17:57 | 2026 May 16 12:57:41 | 99.6543 | 0.00227 | 23.6628 | 38.4285 | 145.2288 | 13.43825 | – |
| 2026 May 19 17:58 | 2026 May 16 12:57:41 | 99.6543 | 0.00227 | 23.6628 | 38.4285 | 145.2288 | 13.43825 | – |
| 2026 May 18 17:57 | 2026 May 16 12:57:41 | 99.6543 | 0.00227 | 23.6628 | 38.4285 | 145.2288 | 13.43825 | – |