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 | 21289 |
| 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 11 17:56 | 2026 Jul 11 13:09:46 | 99.8932 | 0.02452 | 11.7704 | 314.8278 | 168.2715 | 13.00072 | – |
| 2026 Jul 09 17:56 | 2026 Jul 05 05:25:34 | 99.8940 | 0.02455 | 11.3865 | 329.1313 | 168.2715 | 13.00072 | – |
| 2026 Jul 08 17:56 | 2026 Jul 05 05:25:34 | 99.8940 | 0.02455 | 11.3865 | 329.1313 | 168.2715 | 13.00072 | – |
| 2026 Jul 07 17:56 | 2026 Jul 05 05:25:34 | 99.8940 | 0.02455 | 11.3865 | 329.1313 | 168.2715 | 13.00072 | – |
| 2026 Jul 06 17:57 | 2026 Jul 05 05:25:34 | 99.8940 | 0.02455 | 11.3865 | 329.1313 | 168.2715 | 13.00072 | – |
| 2026 Jul 05 17:56 | 2026 Jul 05 05:25:34 | 99.8940 | 0.02455 | 11.3865 | 329.1313 | 168.2715 | 13.00072 | – |
| 2026 Jul 04 17:56 | 2026 Jun 28 21:54:55 | 99.8948 | 0.02459 | 11.0033 | 343.3846 | 168.2715 | 13.00072 | – |
| 2026 Jul 03 17:57 | 2026 Jun 28 21:54:55 | 99.8948 | 0.02459 | 11.0033 | 343.3846 | 168.2715 | 13.00072 | – |
| 2026 Jul 02 17:56 | 2026 Jun 28 21:54:55 | 99.8948 | 0.02459 | 11.0033 | 343.3846 | 168.2715 | 13.00072 | – |
| 2026 Jul 01 17:56 | 2026 Jun 28 21:54:55 | 99.8948 | 0.02459 | 11.0033 | 343.3846 | 168.2715 | 13.00072 | – |
| 2026 Jun 30 17:56 | 2026 Jun 28 21:54:55 | 99.8948 | 0.02459 | 11.0033 | 343.3846 | 168.2715 | 13.00072 | – |
| 2026 Jun 29 17:57 | 2026 Jun 28 21:54:55 | 99.8948 | 0.02459 | 11.0033 | 343.3846 | 168.2715 | 13.00072 | – |
| 2026 Jun 28 17:56 | 2026 Jun 22 11:15:59 | 99.8956 | 0.02464 | 10.6121 | 357.8922 | 168.2715 | 13.00072 | – |
| 2026 Jun 27 17:55 | 2026 Jun 22 11:15:59 | 99.8956 | 0.02464 | 10.6121 | 357.8922 | 168.2715 | 13.00072 | – |
| 2026 Jun 26 17:56 | 2026 Jun 22 11:15:59 | 99.8956 | 0.02464 | 10.6121 | 357.8922 | 168.2715 | 13.00072 | – |
| 2026 Jun 25 17:56 | 2026 Jun 22 11:15:59 | 99.8956 | 0.02464 | 10.6121 | 357.8922 | 168.2715 | 13.00072 | – |
| 2026 Jun 24 17:55 | 2026 Jun 22 11:15:59 | 99.8956 | 0.02464 | 10.6121 | 357.8922 | 168.2715 | 13.00072 | – |
| 2026 Jun 23 17:56 | 2026 Jun 22 11:15:59 | 99.8956 | 0.02464 | 10.6121 | 357.8922 | 168.2715 | 13.00072 | – |
| 2026 Jun 22 17:56 | 2026 Jun 16 21:50:58 | 99.8961 | 0.02467 | 10.2746 | 10.3803 | 168.2715 | 13.00072 | – |
| 2026 Jun 21 17:57 | 2026 Jun 16 21:50:58 | 99.8961 | 0.02467 | 10.2746 | 10.3803 | 168.2715 | 13.00072 | – |
| 2026 Jun 20 17:56 | 2026 Jun 16 21:50:58 | 99.8961 | 0.02467 | 10.2746 | 10.3803 | 168.2715 | 13.00072 | – |
| 2026 Jun 19 17:57 | 2026 Jun 16 21:50:58 | 99.8961 | 0.02467 | 10.2746 | 10.3803 | 168.2715 | 13.00072 | – |
| 2026 Jun 18 17:56 | 2026 Jun 16 21:50:58 | 99.8961 | 0.02467 | 10.2746 | 10.3803 | 168.2715 | 13.00072 | – |
| 2026 Jun 17 17:57 | 2026 Jun 16 21:50:58 | 99.8961 | 0.02467 | 10.2746 | 10.3803 | 168.2715 | 13.00072 | – |
| 2026 Jun 16 17:55 | 2026 Jun 12 04:57:50 | 99.8959 | 0.02469 | 9.9890 | 20.9425 | 168.2715 | 13.00072 | – |
| 2026 Jun 15 17:56 | 2026 Jun 12 04:57:50 | 99.8959 | 0.02469 | 9.9890 | 20.9425 | 168.2715 | 13.00072 | – |
| 2026 Jun 14 17:57 | 2026 Jun 12 04:57:50 | 99.8959 | 0.02469 | 9.9890 | 20.9425 | 168.2715 | 13.00072 | – |