Orbital elements of DELTA 1 DEB
| Launched | 4 March 1978 |
| Flight ended | – |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 12255 |
| 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 31 18:56 | 2026 Jan 24 13:13:02 | 98.9393 | 0.00199 | 22.0105 | 65.3851 | 294.9390 | 14.02624 | – |
| 2026 Jan 30 18:57 | 2026 Jan 24 13:13:02 | 98.9393 | 0.00199 | 22.0105 | 65.3851 | 294.9390 | 14.02624 | – |
| 2026 Jan 29 18:56 | 2026 Jan 24 13:13:02 | 98.9393 | 0.00199 | 22.0105 | 65.3851 | 294.9390 | 14.02624 | – |
| 2026 Jan 28 18:56 | 2026 Jan 24 13:13:02 | 98.9393 | 0.00199 | 22.0105 | 65.3851 | 294.9390 | 14.02624 | – |
| 2026 Jan 27 18:56 | 2026 Jan 20 18:28:48 | 98.9385 | 0.00199 | 21.7632 | 75.4454 | 294.9390 | 14.02624 | – |
| 2026 Jan 26 18:57 | 2026 Jan 20 18:28:48 | 98.9385 | 0.00199 | 21.7632 | 75.4454 | 294.9390 | 14.02624 | – |
| 2026 Jan 25 18:57 | 2026 Jan 20 18:28:48 | 98.9385 | 0.00199 | 21.7632 | 75.4454 | 294.9390 | 14.02624 | – |
| 2026 Jan 24 18:58 | 2026 Jan 20 18:28:48 | 98.9385 | 0.00199 | 21.7632 | 75.4454 | 294.9390 | 14.02624 | – |
| 2026 Jan 22 18:56 | 2026 Jan 20 18:28:48 | 98.9385 | 0.00199 | 21.7632 | 75.4454 | 294.9390 | 14.02624 | – |
| 2026 Jan 21 18:56 | 2026 Jan 15 18:38:15 | 98.9370 | 0.00199 | 21.4366 | 88.8271 | 294.9390 | 14.02624 | – |
| 2026 Jan 20 19:06 | 2026 Jan 15 18:38:15 | 98.9370 | 0.00199 | 21.4366 | 88.8271 | 294.9390 | 14.02624 | – |
| 2026 Jan 19 18:57 | 2026 Jan 15 18:38:15 | 98.9370 | 0.00199 | 21.4366 | 88.8271 | 294.9390 | 14.02624 | – |
| 2026 Jan 18 18:57 | 2026 Jan 15 18:38:15 | 98.9370 | 0.00199 | 21.4366 | 88.8271 | 294.9390 | 14.02624 | – |
| 2026 Jan 17 18:56 | 2026 Jan 15 18:38:15 | 98.9370 | 0.00199 | 21.4366 | 88.8271 | 294.9390 | 14.02624 | – |
| 2026 Jan 16 18:57 | 2026 Jan 15 18:38:15 | 98.9370 | 0.00199 | 21.4366 | 88.8271 | 294.9390 | 14.02624 | – |
| 2026 Jan 15 18:56 | 2026 Jan 10 13:39:30 | 98.9364 | 0.00199 | 21.0960 | 102.5934 | 294.9390 | 14.02624 | – |
| 2026 Jan 13 18:56 | 2026 Jan 10 13:39:30 | 98.9364 | 0.00199 | 21.0960 | 102.5934 | 294.9390 | 14.02624 | – |
| 2026 Jan 11 18:57 | 2026 Jan 10 13:39:30 | 98.9364 | 0.00199 | 21.0960 | 102.5934 | 294.9390 | 14.02624 | – |
| 2026 Jan 10 18:57 | 2026 Jan 06 06:56:07 | 98.9358 | 0.00199 | 20.8161 | 113.6733 | 294.9390 | 14.02624 | – |
| 2026 Jan 09 18:57 | 2026 Jan 06 06:56:07 | 98.9358 | 0.00199 | 20.8161 | 113.6733 | 294.9390 | 14.02624 | – |
| 2026 Jan 08 18:56 | 2026 Jan 06 06:56:07 | 98.9358 | 0.00199 | 20.8161 | 113.6733 | 294.9390 | 14.02624 | – |
| 2026 Jan 07 18:57 | 2026 Jan 06 06:56:07 | 98.9358 | 0.00199 | 20.8161 | 113.6733 | 294.9390 | 14.02624 | – |
| 2026 Jan 06 18:56 | 2026 Jan 06 06:56:07 | 98.9358 | 0.00199 | 20.8161 | 113.6733 | 294.9390 | 14.02624 | – |
| 2026 Jan 05 18:57 | 2025 Dec 31 07:07:20 | 98.9353 | 0.00197 | 20.4242 | 129.2334 | 294.9390 | 14.02624 | – |
| 2026 Jan 04 18:56 | 2025 Dec 31 07:07:20 | 98.9353 | 0.00197 | 20.4242 | 129.2334 | 294.9390 | 14.02624 | – |