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 | 21439 |
| 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 |
| 2025 Oct 31 18:57 | 2025 Oct 28 06:57:50 | 100.0061 | 0.03446 | 20.3850 | 251.0161 | 105.3330 | 13.34545 | – |
| 2025 Oct 30 18:57 | 2025 Oct 28 06:57:50 | 100.0061 | 0.03446 | 20.3850 | 251.0161 | 105.3330 | 13.34545 | – |
| 2025 Oct 29 18:57 | 2025 Oct 28 06:57:50 | 100.0061 | 0.03446 | 20.3850 | 251.0161 | 105.3330 | 13.34545 | – |
| 2025 Oct 28 18:57 | 2025 Oct 23 11:48:28 | 100.0099 | 0.03448 | 20.0718 | 262.5096 | 105.3330 | 13.34545 | – |
| 2025 Oct 27 18:57 | 2025 Oct 23 11:48:28 | 100.0099 | 0.03448 | 20.0718 | 262.5096 | 105.3330 | 13.34545 | – |
| 2025 Oct 26 18:57 | 2025 Oct 23 11:48:28 | 100.0099 | 0.03448 | 20.0718 | 262.5096 | 105.3330 | 13.34545 | – |
| 2025 Oct 25 17:57 | 2025 Oct 23 11:48:28 | 100.0099 | 0.03448 | 20.0718 | 262.5096 | 105.3330 | 13.34545 | – |
| 2025 Oct 24 17:57 | 2025 Oct 23 11:48:28 | 100.0099 | 0.03448 | 20.0718 | 262.5096 | 105.3330 | 13.34545 | – |
| 2025 Oct 22 17:56 | 2025 Oct 14 22:40:25 | 100.0064 | 0.03446 | 19.5136 | 283.0475 | 105.3330 | 13.34545 | – |
| 2025 Oct 21 17:56 | 2025 Oct 14 22:40:25 | 100.0064 | 0.03446 | 19.5136 | 283.0475 | 105.3330 | 13.34545 | – |
| 2025 Oct 20 17:56 | 2025 Oct 14 22:40:25 | 100.0064 | 0.03446 | 19.5136 | 283.0475 | 105.3330 | 13.34545 | – |
| 2025 Oct 19 17:56 | 2025 Oct 14 22:40:25 | 100.0064 | 0.03446 | 19.5136 | 283.0475 | 105.3330 | 13.34545 | – |
| 2025 Oct 18 17:56 | 2025 Oct 14 22:40:25 | 100.0064 | 0.03446 | 19.5136 | 283.0475 | 105.3330 | 13.34545 | – |
| 2025 Oct 17 17:56 | 2025 Oct 05 06:31:51 | 100.0054 | 0.03450 | 18.8822 | 306.3709 | 105.3330 | 13.34545 | – |
| 2025 Oct 16 17:56 | 2025 Oct 05 06:31:51 | 100.0054 | 0.03450 | 18.8822 | 306.3709 | 105.3330 | 13.34545 | – |
| 2025 Oct 15 17:56 | 2025 Oct 05 06:31:51 | 100.0054 | 0.03450 | 18.8822 | 306.3709 | 105.3330 | 13.34545 | – |
| 2025 Oct 14 17:56 | 2025 Oct 05 06:31:51 | 100.0054 | 0.03450 | 18.8822 | 306.3709 | 105.3330 | 13.34545 | – |
| 2025 Oct 12 17:56 | 2025 Oct 05 06:31:51 | 100.0054 | 0.03450 | 18.8822 | 306.3709 | 105.3330 | 13.34545 | – |
| 2025 Oct 11 17:57 | 2025 Oct 05 06:31:51 | 100.0054 | 0.03450 | 18.8822 | 306.3709 | 105.3330 | 13.34545 | – |
| 2025 Oct 09 17:56 | 2025 Oct 05 06:31:51 | 100.0054 | 0.03450 | 18.8822 | 306.3709 | 105.3330 | 13.34545 | – |
| 2025 Oct 08 17:56 | 2025 Oct 05 06:31:51 | 100.0054 | 0.03450 | 18.8822 | 306.3709 | 105.3330 | 13.34545 | – |
| 2025 Oct 07 17:56 | 2025 Oct 05 06:31:51 | 100.0054 | 0.03450 | 18.8822 | 306.3709 | 105.3330 | 13.34545 | – |
| 2025 Oct 05 17:56 | 2025 Sep 23 06:34:02 | 100.0037 | 0.03469 | 18.0991 | 335.3478 | 105.3330 | 13.34545 | – |
| 2025 Oct 04 17:57 | 2025 Sep 23 06:34:02 | 100.0037 | 0.03469 | 18.0991 | 335.3478 | 105.3330 | 13.34545 | – |