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 | 21598 |
| 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 Apr 18 17:57 | 2025 Apr 13 15:05:43 | 99.5737 | 0.03489 | 9.8268 | 346.5312 | 141.4226 | 12.84127 | – |
| 2025 Apr 17 17:56 | 2025 Apr 13 15:05:43 | 99.5737 | 0.03489 | 9.8268 | 346.5312 | 141.4226 | 12.84127 | – |
| 2025 Apr 16 17:57 | 2025 Apr 13 15:05:43 | 99.5737 | 0.03489 | 9.8268 | 346.5312 | 141.4226 | 12.84127 | – |
| 2025 Apr 15 17:56 | 2025 Apr 09 02:07:04 | 99.5744 | 0.03491 | 9.5672 | 356.6576 | 141.4226 | 12.84127 | – |
| 2025 Apr 14 17:56 | 2025 Apr 09 02:07:04 | 99.5744 | 0.03491 | 9.5672 | 356.6576 | 141.4226 | 12.84127 | – |
| 2025 Apr 11 17:57 | 2025 Apr 09 02:07:04 | 99.5744 | 0.03491 | 9.5672 | 356.6576 | 141.4226 | 12.84127 | – |
| 2025 Apr 10 17:56 | 2025 Apr 06 01:22:50 | 99.5746 | 0.03493 | 9.3939 | 3.4195 | 141.4226 | 12.84127 | – |
| 2025 Apr 09 17:57 | 2025 Apr 06 01:22:50 | 99.5746 | 0.03493 | 9.3939 | 3.4195 | 141.4226 | 12.84127 | – |
| 2025 Apr 08 17:57 | 2025 Apr 06 01:22:50 | 99.5746 | 0.03493 | 9.3939 | 3.4195 | 141.4226 | 12.84127 | – |
| 2025 Apr 07 17:56 | 2025 Apr 06 01:22:50 | 99.5746 | 0.03493 | 9.3939 | 3.4195 | 141.4226 | 12.84127 | – |
| 2025 Apr 06 17:56 | 2025 Apr 06 01:22:50 | 99.5746 | 0.03493 | 9.3939 | 3.4195 | 141.4226 | 12.84127 | – |
| 2025 Apr 05 17:56 | 2025 Mar 30 02:46:50 | 99.5757 | 0.03497 | 8.9971 | 18.8785 | 141.4226 | 12.84127 | – |
| 2025 Apr 04 17:56 | 2025 Mar 30 02:46:50 | 99.5757 | 0.03497 | 8.9971 | 18.8785 | 141.4226 | 12.84127 | – |
| 2025 Apr 03 17:56 | 2025 Mar 30 02:46:50 | 99.5757 | 0.03497 | 8.9971 | 18.8785 | 141.4226 | 12.84127 | – |
| 2025 Apr 02 17:57 | 2025 Mar 30 02:46:50 | 99.5757 | 0.03497 | 8.9971 | 18.8785 | 141.4226 | 12.84127 | – |
| 2025 Apr 01 17:56 | 2025 Mar 30 02:46:50 | 99.5757 | 0.03497 | 8.9971 | 18.8785 | 141.4226 | 12.84127 | – |
| 2025 Mar 31 17:56 | 2025 Mar 25 14:57:29 | 99.5770 | 0.03500 | 8.7403 | 28.8709 | 141.4226 | 12.84127 | – |
| 2025 Mar 30 17:57 | 2025 Mar 25 14:57:29 | 99.5770 | 0.03500 | 8.7403 | 28.8709 | 141.4226 | 12.84127 | – |
| 2025 Mar 29 18:56 | 2025 Mar 25 14:57:29 | 99.5770 | 0.03500 | 8.7403 | 28.8709 | 141.4226 | 12.84127 | – |
| 2025 Mar 28 18:57 | 2025 Mar 25 14:57:29 | 99.5770 | 0.03500 | 8.7403 | 28.8709 | 141.4226 | 12.84127 | – |
| 2025 Mar 27 18:56 | 2025 Mar 25 14:57:29 | 99.5770 | 0.03500 | 8.7403 | 28.8709 | 141.4226 | 12.84127 | – |
| 2025 Mar 26 18:57 | 2025 Mar 25 14:57:29 | 99.5770 | 0.03500 | 8.7403 | 28.8709 | 141.4226 | 12.84127 | – |
| 2025 Mar 25 18:57 | 2025 Mar 20 01:35:08 | 99.5778 | 0.03503 | 8.4226 | 41.2304 | 141.4226 | 12.84127 | – |
| 2025 Mar 24 18:57 | 2025 Mar 20 01:35:08 | 99.5778 | 0.03503 | 8.4226 | 41.2304 | 141.4226 | 12.84127 | – |
| 2025 Mar 23 18:58 | 2025 Mar 20 01:35:08 | 99.5778 | 0.03503 | 8.4226 | 41.2304 | 141.4226 | 12.84127 | – |
| 2025 Mar 22 18:58 | 2025 Mar 20 01:35:08 | 99.5778 | 0.03503 | 8.4226 | 41.2304 | 141.4226 | 12.84127 | – |