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 | 21284 |
| 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 Aug 12 17:56 | 2026 Aug 07 04:06:56 | 99.8322 | 0.00764 | 19.7083 | 231.5760 | 198.6386 | 13.31380 | – |
| 2026 Aug 11 17:56 | 2026 Aug 07 04:06:56 | 99.8322 | 0.00764 | 19.7083 | 231.5760 | 198.6386 | 13.31380 | – |
| 2026 Aug 10 17:56 | 2026 Aug 07 04:06:56 | 99.8322 | 0.00764 | 19.7083 | 231.5760 | 198.6386 | 13.31380 | – |
| 2026 Aug 09 17:57 | 2026 Aug 07 04:06:56 | 99.8322 | 0.00764 | 19.7083 | 231.5760 | 198.6386 | 13.31380 | – |
| 2026 Aug 08 17:57 | 2026 Aug 07 04:06:56 | 99.8322 | 0.00764 | 19.7083 | 231.5760 | 198.6386 | 13.31380 | – |
| 2026 Aug 07 17:57 | 2026 Aug 07 04:06:56 | 99.8322 | 0.00764 | 19.7083 | 231.5760 | 198.6386 | 13.31380 | – |
| 2026 Aug 06 17:57 | 2026 Aug 01 05:37:51 | 99.8327 | 0.00762 | 19.3302 | 245.8922 | 198.6386 | 13.31380 | – |
| 2026 Aug 05 17:56 | 2026 Aug 01 05:37:51 | 99.8327 | 0.00762 | 19.3302 | 245.8922 | 198.6386 | 13.31380 | – |
| 2026 Aug 04 17:57 | 2026 Aug 01 05:37:51 | 99.8327 | 0.00762 | 19.3302 | 245.8922 | 198.6386 | 13.31380 | – |
| 2026 Aug 03 17:56 | 2026 Aug 01 05:37:51 | 99.8327 | 0.00762 | 19.3302 | 245.8922 | 198.6386 | 13.31380 | – |
| 2026 Aug 02 17:57 | 2026 Aug 01 05:37:51 | 99.8327 | 0.00762 | 19.3302 | 245.8922 | 198.6386 | 13.31380 | – |
| 2026 Aug 01 17:57 | 2026 Aug 01 05:37:51 | 99.8327 | 0.00762 | 19.3302 | 245.8922 | 198.6386 | 13.31380 | – |
| 2026 Jul 31 17:56 | 2026 Jul 27 12:00:31 | 99.8332 | 0.00761 | 19.0287 | 257.3304 | 198.6386 | 13.31380 | – |
| 2026 Jul 30 17:57 | 2026 Jul 27 12:00:31 | 99.8332 | 0.00761 | 19.0287 | 257.3304 | 198.6386 | 13.31380 | – |
| 2026 Jul 29 17:57 | 2026 Jul 27 12:00:31 | 99.8332 | 0.00761 | 19.0287 | 257.3304 | 198.6386 | 13.31380 | – |
| 2026 Jul 28 17:57 | 2026 Jul 27 12:00:31 | 99.8332 | 0.00761 | 19.0287 | 257.3304 | 198.6386 | 13.31380 | – |
| 2026 Jul 27 17:57 | 2026 Jul 27 12:00:31 | 99.8332 | 0.00761 | 19.0287 | 257.3304 | 198.6386 | 13.31380 | – |
| 2026 Jul 26 17:56 | 2026 Jul 21 04:17:59 | 99.8333 | 0.00760 | 18.6260 | 272.6302 | 198.6386 | 13.31380 | – |
| 2026 Jul 25 17:57 | 2026 Jul 21 04:17:59 | 99.8333 | 0.00760 | 18.6260 | 272.6302 | 198.6386 | 13.31380 | – |
| 2026 Jul 24 17:56 | 2026 Jul 21 04:17:59 | 99.8333 | 0.00760 | 18.6260 | 272.6302 | 198.6386 | 13.31380 | – |
| 2026 Jul 23 17:57 | 2026 Jul 21 04:17:59 | 99.8333 | 0.00760 | 18.6260 | 272.6302 | 198.6386 | 13.31380 | – |
| 2026 Jul 22 17:57 | 2026 Jul 21 04:17:59 | 99.8333 | 0.00760 | 18.6260 | 272.6302 | 198.6386 | 13.31380 | – |
| 2026 Jul 21 17:57 | 2026 Jul 21 04:17:59 | 99.8333 | 0.00760 | 18.6260 | 272.6302 | 198.6386 | 13.31380 | – |
| 2026 Jul 20 17:57 | 2026 Jul 16 05:26:52 | 99.8336 | 0.00759 | 18.3106 | 284.6353 | 198.6386 | 13.31380 | – |
| 2026 Jul 19 19:06 | 2026 Jul 16 05:26:52 | 99.8336 | 0.00759 | 18.3106 | 284.6353 | 198.6386 | 13.31380 | – |
| 2026 Jul 19 17:57 | 2026 Jul 16 05:26:52 | 99.8336 | 0.00759 | 18.3106 | 284.6353 | 198.6386 | 13.31380 | – |
| 2026 Jul 18 17:57 | 2026 Jul 16 05:26:52 | 99.8336 | 0.00759 | 18.3106 | 284.6353 | 198.6386 | 13.31380 | – |
| 2026 Jul 17 17:57 | 2026 Jul 16 05:26:52 | 99.8336 | 0.00759 | 18.3106 | 284.6353 | 198.6386 | 13.31380 | – |
| 2026 Jul 16 17:56 | 2026 Jul 16 05:26:52 | 99.8336 | 0.00759 | 18.3106 | 284.6353 | 198.6386 | 13.31380 | – |