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 | 21547 |
| 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 22 04:22:34 | 99.7601 | 0.02479 | 16.9332 | 226.5096 | 258.0098 | 13.57408 | – |
| 2026 Jan 26 18:57 | 2026 Jan 22 04:22:34 | 99.7601 | 0.02479 | 16.9332 | 226.5096 | 258.0098 | 13.57408 | – |
| 2026 Jan 25 18:57 | 2026 Jan 22 04:22:34 | 99.7601 | 0.02479 | 16.9332 | 226.5096 | 258.0098 | 13.57408 | – |
| 2026 Jan 24 18:58 | 2026 Jan 22 04:22:34 | 99.7601 | 0.02479 | 16.9332 | 226.5096 | 258.0098 | 13.57408 | – |
| 2026 Jan 22 18:56 | 2026 Jan 22 04:22:34 | 99.7601 | 0.02479 | 16.9332 | 226.5096 | 258.0098 | 13.57408 | – |
| 2026 Jan 21 18:56 | 2026 Jan 16 15:09:49 | 99.7604 | 0.02482 | 16.5656 | 240.4929 | 258.0098 | 13.57408 | – |
| 2026 Jan 20 19:06 | 2026 Jan 16 15:09:49 | 99.7604 | 0.02482 | 16.5656 | 240.4929 | 258.0098 | 13.57408 | – |
| 2026 Jan 19 18:57 | 2026 Jan 16 15:09:49 | 99.7604 | 0.02482 | 16.5656 | 240.4929 | 258.0098 | 13.57408 | – |
| 2026 Jan 18 18:57 | 2026 Jan 16 15:09:49 | 99.7604 | 0.02482 | 16.5656 | 240.4929 | 258.0098 | 13.57408 | – |
| 2026 Jan 17 18:56 | 2026 Jan 16 15:09:49 | 99.7604 | 0.02482 | 16.5656 | 240.4929 | 258.0098 | 13.57408 | – |
| 2026 Jan 16 18:57 | 2026 Jan 16 15:09:49 | 99.7604 | 0.02482 | 16.5656 | 240.4929 | 258.0098 | 13.57408 | – |
| 2026 Jan 15 18:56 | 2026 Jan 11 13:22:54 | 99.7603 | 0.02485 | 16.2295 | 253.2607 | 258.0098 | 13.57408 | – |
| 2026 Jan 13 18:56 | 2026 Jan 11 13:22:54 | 99.7603 | 0.02485 | 16.2295 | 253.2607 | 258.0098 | 13.57408 | – |
| 2026 Jan 11 18:57 | 2026 Jan 11 13:22:54 | 99.7603 | 0.02485 | 16.2295 | 253.2607 | 258.0098 | 13.57408 | – |
| 2026 Jan 10 18:57 | 2026 Jan 06 04:31:22 | 99.7604 | 0.02489 | 15.8739 | 266.7461 | 258.0098 | 13.57408 | – |
| 2026 Jan 09 18:57 | 2026 Jan 06 04:31:22 | 99.7604 | 0.02489 | 15.8739 | 266.7461 | 258.0098 | 13.57408 | – |
| 2026 Jan 08 18:56 | 2026 Jan 06 04:31:22 | 99.7604 | 0.02489 | 15.8739 | 266.7461 | 258.0098 | 13.57408 | – |
| 2026 Jan 07 18:57 | 2026 Jan 06 04:31:22 | 99.7604 | 0.02489 | 15.8739 | 266.7461 | 258.0098 | 13.57408 | – |
| 2026 Jan 06 18:56 | 2026 Jan 06 04:31:22 | 99.7604 | 0.02489 | 15.8739 | 266.7461 | 258.0098 | 13.57408 | – |
| 2026 Jan 05 18:57 | 2025 Dec 31 13:46:28 | 99.7605 | 0.02492 | 15.5020 | 280.8314 | 258.0098 | 13.57408 | – |
| 2026 Jan 04 18:56 | 2025 Dec 31 13:46:28 | 99.7605 | 0.02492 | 15.5020 | 280.8314 | 258.0098 | 13.57408 | – |
| 2026 Jan 03 18:57 | 2025 Dec 31 13:46:28 | 99.7605 | 0.02492 | 15.5020 | 280.8314 | 258.0098 | 13.57408 | – |
| 2026 Jan 01 18:56 | 2025 Dec 31 13:46:28 | 99.7605 | 0.02492 | 15.5020 | 280.8314 | 258.0098 | 13.57408 | – |
| 2025 Dec 31 18:57 | 2025 Dec 31 13:46:28 | 99.7605 | 0.02492 | 15.5020 | 280.8314 | 258.0098 | 13.57408 | – |