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 | 21599 |
| 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 27 17:57 | 2026 Jul 26 22:42:07 | 99.8289 | 0.04373 | 6.7443 | 70.5132 | 309.0014 | 12.73128 | – |
| 2026 Jul 26 17:56 | 2026 Jul 17 16:13:15 | 99.8299 | 0.04349 | 6.2107 | 90.3800 | 309.0014 | 12.73128 | – |
| 2026 Jul 25 17:57 | 2026 Jul 17 16:13:15 | 99.8299 | 0.04349 | 6.2107 | 90.3800 | 309.0014 | 12.73128 | – |
| 2026 Jul 24 17:56 | 2026 Jul 17 16:13:15 | 99.8299 | 0.04349 | 6.2107 | 90.3800 | 309.0014 | 12.73128 | – |
| 2026 Jul 23 17:57 | 2026 Jul 17 16:13:15 | 99.8299 | 0.04349 | 6.2107 | 90.3800 | 309.0014 | 12.73128 | – |
| 2026 Jul 22 17:57 | 2026 Jul 17 16:13:15 | 99.8299 | 0.04349 | 6.2107 | 90.3800 | 309.0014 | 12.73128 | – |
| 2026 Jul 21 17:57 | 2026 Jul 17 16:13:15 | 99.8299 | 0.04349 | 6.2107 | 90.3800 | 309.0014 | 12.73128 | – |
| 2026 Jul 14 17:56 | 2026 Jul 02 15:59:14 | 99.8295 | 0.04306 | 5.3467 | 122.7752 | 309.0014 | 12.73128 | – |
| 2026 Jul 13 17:56 | 2026 Jul 02 15:59:14 | 99.8295 | 0.04306 | 5.3467 | 122.7752 | 309.0014 | 12.73128 | – |
| 2026 Jul 12 17:56 | 2026 Jul 02 15:59:14 | 99.8295 | 0.04306 | 5.3467 | 122.7752 | 309.0014 | 12.73128 | – |
| 2026 Jul 11 17:56 | 2026 Jul 02 15:59:14 | 99.8295 | 0.04306 | 5.3467 | 122.7752 | 309.0014 | 12.73128 | – |
| 2026 Jul 09 17:56 | 2026 Jul 02 15:59:14 | 99.8295 | 0.04306 | 5.3467 | 122.7752 | 309.0014 | 12.73128 | – |
| 2026 Jul 08 17:56 | 2026 Jul 02 15:59:14 | 99.8295 | 0.04306 | 5.3467 | 122.7752 | 309.0014 | 12.73128 | – |
| 2026 Jul 07 17:56 | 2026 Jul 02 15:59:14 | 99.8295 | 0.04306 | 5.3467 | 122.7752 | 309.0014 | 12.73128 | – |
| 2026 Jul 06 17:57 | 2026 Jul 02 15:59:14 | 99.8295 | 0.04306 | 5.3467 | 122.7752 | 309.0014 | 12.73128 | – |
| 2026 Jul 05 17:56 | 2026 Jul 02 15:59:14 | 99.8295 | 0.04306 | 5.3467 | 122.7752 | 309.0014 | 12.73128 | – |
| 2026 Jul 04 17:56 | 2026 Jun 27 12:14:15 | 99.8301 | 0.04292 | 5.0500 | 133.9726 | 309.0014 | 12.73128 | – |
| 2026 Jul 03 17:57 | 2026 Jun 27 12:14:15 | 99.8301 | 0.04292 | 5.0500 | 133.9726 | 309.0014 | 12.73128 | – |
| 2026 Jul 02 17:56 | 2026 Jun 27 12:14:15 | 99.8301 | 0.04292 | 5.0500 | 133.9726 | 309.0014 | 12.73128 | – |
| 2026 Jul 01 17:56 | 2026 Jun 27 12:14:15 | 99.8301 | 0.04292 | 5.0500 | 133.9726 | 309.0014 | 12.73128 | – |
| 2026 Jun 30 17:56 | 2026 Jun 27 12:14:15 | 99.8301 | 0.04292 | 5.0500 | 133.9726 | 309.0014 | 12.73128 | – |