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 | 12256 |
| 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 Apr 23 17:57 | 2026 Apr 18 15:41:07 | 99.0668 | 0.00860 | 11.2466 | 112.0427 | 248.9907 | 14.22127 | – |
| 2026 Apr 22 17:57 | 2026 Apr 18 15:41:07 | 99.0668 | 0.00860 | 11.2466 | 112.0427 | 248.9907 | 14.22127 | – |
| 2026 Apr 21 17:57 | 2026 Apr 18 15:41:07 | 99.0668 | 0.00860 | 11.2466 | 112.0427 | 248.9907 | 14.22127 | – |
| 2026 Apr 20 17:57 | 2026 Apr 18 15:41:07 | 99.0668 | 0.00860 | 11.2466 | 112.0427 | 248.9907 | 14.22127 | – |
| 2026 Apr 19 17:58 | 2026 Apr 18 15:41:07 | 99.0668 | 0.00860 | 11.2466 | 112.0427 | 248.9907 | 14.22127 | – |
| 2026 Apr 18 17:56 | 2026 Apr 12 16:09:23 | 99.0675 | 0.00862 | 10.8367 | 128.7644 | 248.9907 | 14.22127 | – |
| 2026 Apr 16 17:57 | 2026 Apr 12 16:09:23 | 99.0675 | 0.00862 | 10.8367 | 128.7644 | 248.9907 | 14.22127 | – |
| 2026 Apr 14 17:57 | 2026 Apr 12 16:09:23 | 99.0675 | 0.00862 | 10.8367 | 128.7644 | 248.9907 | 14.22127 | – |
| 2026 Apr 13 17:57 | 2026 Apr 12 16:09:23 | 99.0675 | 0.00862 | 10.8367 | 128.7644 | 248.9907 | 14.22127 | – |
| 2026 Apr 12 17:57 | 2026 Apr 08 02:23:50 | 99.0670 | 0.00862 | 10.5232 | 141.5452 | 248.9907 | 14.22127 | – |
| 2026 Apr 11 17:57 | 2026 Apr 08 02:23:50 | 99.0670 | 0.00862 | 10.5232 | 141.5452 | 248.9907 | 14.22127 | – |
| 2026 Apr 10 17:58 | 2026 Apr 08 02:23:50 | 99.0670 | 0.00862 | 10.5232 | 141.5452 | 248.9907 | 14.22127 | – |
| 2026 Apr 09 18:01 | 2026 Apr 08 02:23:50 | 99.0670 | 0.00862 | 10.5232 | 141.5452 | 248.9907 | 14.22127 | – |
| 2026 Apr 08 17:57 | 2026 Apr 08 02:23:50 | 99.0670 | 0.00862 | 10.5232 | 141.5452 | 248.9907 | 14.22127 | – |
| 2026 Apr 07 17:57 | 2026 Apr 02 02:51:46 | 99.0683 | 0.00862 | 10.1132 | 158.2104 | 248.9907 | 14.22127 | – |
| 2026 Apr 06 17:57 | 2026 Apr 02 02:51:46 | 99.0683 | 0.00862 | 10.1132 | 158.2104 | 248.9907 | 14.22127 | – |
| 2026 Apr 05 17:56 | 2026 Apr 02 02:51:46 | 99.0683 | 0.00862 | 10.1132 | 158.2104 | 248.9907 | 14.22127 | – |
| 2026 Apr 04 17:57 | 2026 Apr 02 02:51:46 | 99.0683 | 0.00862 | 10.1132 | 158.2104 | 248.9907 | 14.22127 | – |
| 2026 Apr 03 17:56 | 2026 Apr 02 02:51:46 | 99.0683 | 0.00862 | 10.1132 | 158.2104 | 248.9907 | 14.22127 | – |
| 2026 Apr 02 18:03 | 2026 Apr 02 02:51:46 | 99.0683 | 0.00862 | 10.1132 | 158.2104 | 248.9907 | 14.22127 | – |
| 2026 Mar 31 17:57 | 2026 Mar 26 01:59:36 | 99.0688 | 0.00859 | 9.6309 | 177.8850 | 248.9907 | 14.22127 | – |
| 2026 Mar 30 17:58 | 2026 Mar 26 01:59:36 | 99.0688 | 0.00859 | 9.6309 | 177.8850 | 248.9907 | 14.22127 | – |
| 2026 Mar 29 17:57 | 2026 Mar 26 01:59:36 | 99.0688 | 0.00859 | 9.6309 | 177.8850 | 248.9907 | 14.22127 | – |
| 2026 Mar 28 18:57 | 2026 Mar 26 01:59:36 | 99.0688 | 0.00859 | 9.6309 | 177.8850 | 248.9907 | 14.22127 | – |
| 2026 Mar 27 18:57 | 2026 Mar 26 01:59:36 | 99.0688 | 0.00859 | 9.6309 | 177.8850 | 248.9907 | 14.22127 | – |