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 | 21278 |
| 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 20 17:57 | 2026 Jul 15 22:47:03 | 99.8289 | 0.03895 | 23.1405 | 169.4597 | 310.5120 | 12.77563 | – |
| 2026 Jul 19 19:06 | 2026 Jul 15 22:47:03 | 99.8289 | 0.03895 | 23.1405 | 169.4597 | 310.5120 | 12.77563 | – |
| 2026 Jul 19 17:57 | 2026 Jul 15 22:47:03 | 99.8289 | 0.03895 | 23.1405 | 169.4597 | 310.5120 | 12.77563 | – |
| 2026 Jul 18 17:57 | 2026 Jul 15 22:47:03 | 99.8289 | 0.03895 | 23.1405 | 169.4597 | 310.5120 | 12.77563 | – |
| 2026 Jul 17 17:57 | 2026 Jul 15 22:47:03 | 99.8289 | 0.03895 | 23.1405 | 169.4597 | 310.5120 | 12.77563 | – |
| 2026 Jul 16 17:56 | 2026 Jul 15 22:47:03 | 99.8289 | 0.03895 | 23.1405 | 169.4597 | 310.5120 | 12.77563 | – |
| 2026 Jul 15 17:57 | 2026 Jul 11 09:18:03 | 99.8282 | 0.03893 | 22.8760 | 179.3708 | 310.5120 | 12.77563 | – |
| 2026 Jul 14 17:56 | 2026 Jul 11 09:18:03 | 99.8282 | 0.03893 | 22.8760 | 179.3708 | 310.5120 | 12.77563 | – |
| 2026 Jul 13 17:56 | 2026 Jul 11 09:18:03 | 99.8282 | 0.03893 | 22.8760 | 179.3708 | 310.5120 | 12.77563 | – |
| 2026 Jul 12 17:56 | 2026 Jul 11 09:18:03 | 99.8282 | 0.03893 | 22.8760 | 179.3708 | 310.5120 | 12.77563 | – |
| 2026 Jul 11 17:56 | 2026 Jul 11 09:18:03 | 99.8282 | 0.03893 | 22.8760 | 179.3708 | 310.5120 | 12.77563 | – |
| 2026 Jul 09 17:56 | 2026 Jul 04 08:09:01 | 99.8272 | 0.03890 | 22.4674 | 194.7023 | 310.5120 | 12.77563 | – |
| 2026 Jul 08 17:56 | 2026 Jul 04 08:09:01 | 99.8272 | 0.03890 | 22.4674 | 194.7023 | 310.5120 | 12.77563 | – |
| 2026 Jul 07 17:56 | 2026 Jul 04 08:09:01 | 99.8272 | 0.03890 | 22.4674 | 194.7023 | 310.5120 | 12.77563 | – |
| 2026 Jul 06 17:57 | 2026 Jul 04 08:09:01 | 99.8272 | 0.03890 | 22.4674 | 194.7023 | 310.5120 | 12.77563 | – |
| 2026 Jul 05 17:56 | 2026 Jul 04 08:09:01 | 99.8272 | 0.03890 | 22.4674 | 194.7023 | 310.5120 | 12.77563 | – |
| 2026 Jul 04 17:56 | 2026 Jun 28 21:15:41 | 99.8260 | 0.03887 | 22.1512 | 206.5735 | 310.5120 | 12.77563 | – |
| 2026 Jul 03 17:57 | 2026 Jun 28 21:15:41 | 99.8260 | 0.03887 | 22.1512 | 206.5735 | 310.5120 | 12.77563 | – |
| 2026 Jul 02 17:56 | 2026 Jun 28 21:15:41 | 99.8260 | 0.03887 | 22.1512 | 206.5735 | 310.5120 | 12.77563 | – |
| 2026 Jul 01 17:56 | 2026 Jun 28 21:15:41 | 99.8260 | 0.03887 | 22.1512 | 206.5735 | 310.5120 | 12.77563 | – |
| 2026 Jun 30 17:56 | 2026 Jun 28 21:15:41 | 99.8260 | 0.03887 | 22.1512 | 206.5735 | 310.5120 | 12.77563 | – |
| 2026 Jun 29 17:57 | 2026 Jun 28 21:15:41 | 99.8260 | 0.03887 | 22.1512 | 206.5735 | 310.5120 | 12.77563 | – |
| 2026 Jun 28 17:56 | 2026 Jun 22 16:03:08 | 99.8254 | 0.03884 | 21.7909 | 220.1257 | 310.5120 | 12.77563 | – |
| 2026 Jun 27 17:55 | 2026 Jun 22 16:03:08 | 99.8254 | 0.03884 | 21.7909 | 220.1257 | 310.5120 | 12.77563 | – |
| 2026 Jun 26 17:56 | 2026 Jun 22 16:03:08 | 99.8254 | 0.03884 | 21.7909 | 220.1257 | 310.5120 | 12.77563 | – |
| 2026 Jun 25 17:56 | 2026 Jun 22 16:03:08 | 99.8254 | 0.03884 | 21.7909 | 220.1257 | 310.5120 | 12.77563 | – |
| 2026 Jun 24 17:55 | 2026 Jun 22 16:03:08 | 99.8254 | 0.03884 | 21.7909 | 220.1257 | 310.5120 | 12.77563 | – |
| 2026 Jun 23 17:56 | 2026 Jun 22 16:03:08 | 99.8254 | 0.03884 | 21.7909 | 220.1257 | 310.5120 | 12.77563 | – |