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 |
| 2026 Jan 27 18:56 | 2026 Jan 21 12:16:19 | 99.5577 | 0.03512 | 1.9815 | 77.2769 | 73.5020 | 12.84281 | – |
| 2026 Jan 26 18:57 | 2026 Jan 21 12:16:19 | 99.5577 | 0.03512 | 1.9815 | 77.2769 | 73.5020 | 12.84281 | – |
| 2026 Jan 25 18:57 | 2026 Jan 21 12:16:19 | 99.5577 | 0.03512 | 1.9815 | 77.2769 | 73.5020 | 12.84281 | – |
| 2026 Jan 24 18:58 | 2026 Jan 21 12:16:19 | 99.5577 | 0.03512 | 1.9815 | 77.2769 | 73.5020 | 12.84281 | – |
| 2026 Jan 22 18:56 | 2026 Jan 21 12:16:19 | 99.5577 | 0.03512 | 1.9815 | 77.2769 | 73.5020 | 12.84281 | – |
| 2026 Jan 21 18:56 | 2026 Jan 15 12:17:49 | 99.5571 | 0.03512 | 1.6392 | 90.6074 | 73.5020 | 12.84281 | – |
| 2026 Jan 20 19:06 | 2026 Jan 15 12:17:49 | 99.5571 | 0.03512 | 1.6392 | 90.6074 | 73.5020 | 12.84281 | – |
| 2026 Jan 19 18:57 | 2026 Jan 15 12:17:49 | 99.5571 | 0.03512 | 1.6392 | 90.6074 | 73.5020 | 12.84281 | – |
| 2026 Jan 18 18:57 | 2026 Jan 15 12:17:49 | 99.5571 | 0.03512 | 1.6392 | 90.6074 | 73.5020 | 12.84281 | – |
| 2026 Jan 17 18:56 | 2026 Jan 15 12:17:49 | 99.5571 | 0.03512 | 1.6392 | 90.6074 | 73.5020 | 12.84281 | – |
| 2026 Jan 16 18:57 | 2026 Jan 15 12:17:49 | 99.5571 | 0.03512 | 1.6392 | 90.6074 | 73.5020 | 12.84281 | – |
| 2026 Jan 15 18:56 | 2026 Jan 09 14:05:18 | 99.5574 | 0.03512 | 1.3012 | 103.7656 | 73.5020 | 12.84281 | – |
| 2026 Jan 13 18:56 | 2026 Jan 09 14:05:18 | 99.5574 | 0.03512 | 1.3012 | 103.7656 | 73.5020 | 12.84281 | – |
| 2026 Jan 11 18:57 | 2026 Jan 09 14:05:18 | 99.5574 | 0.03512 | 1.3012 | 103.7656 | 73.5020 | 12.84281 | – |
| 2026 Jan 10 18:57 | 2026 Jan 05 23:44:31 | 99.5562 | 0.03512 | 1.0959 | 111.7718 | 73.5020 | 12.84281 | – |
| 2026 Jan 09 18:57 | 2026 Jan 05 23:44:31 | 99.5562 | 0.03512 | 1.0959 | 111.7718 | 73.5020 | 12.84281 | – |
| 2026 Jan 08 18:56 | 2026 Jan 05 23:44:31 | 99.5562 | 0.03512 | 1.0959 | 111.7718 | 73.5020 | 12.84281 | – |
| 2026 Jan 07 18:57 | 2026 Jan 05 23:44:31 | 99.5562 | 0.03512 | 1.0959 | 111.7718 | 73.5020 | 12.84281 | – |
| 2026 Jan 06 18:56 | 2026 Jan 05 23:44:31 | 99.5562 | 0.03512 | 1.0959 | 111.7718 | 73.5020 | 12.84281 | – |
| 2026 Jan 05 18:57 | 2025 Dec 30 23:46:55 | 99.5570 | 0.03512 | 0.7538 | 125.1061 | 73.5020 | 12.84281 | – |
| 2026 Jan 04 18:56 | 2025 Dec 30 23:46:55 | 99.5570 | 0.03512 | 0.7538 | 125.1061 | 73.5020 | 12.84281 | – |
| 2026 Jan 03 18:57 | 2025 Dec 30 23:46:55 | 99.5570 | 0.03512 | 0.7538 | 125.1061 | 73.5020 | 12.84281 | – |
| 2026 Jan 01 18:56 | 2025 Dec 30 23:46:55 | 99.5570 | 0.03512 | 0.7538 | 125.1061 | 73.5020 | 12.84281 | – |
| 2025 Dec 31 18:57 | 2025 Dec 30 23:46:55 | 99.5570 | 0.03512 | 0.7538 | 125.1061 | 73.5020 | 12.84281 | – |