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 | 21680 |
| 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 May 30 17:57 | 2026 May 26 07:22:11 | 99.5950 | 0.03796 | 18.8682 | 348.7433 | 37.6322 | 12.72740 | – |
| 2026 May 29 17:57 | 2026 May 26 07:22:11 | 99.5950 | 0.03796 | 18.8682 | 348.7433 | 37.6322 | 12.72740 | – |
| 2026 May 28 17:56 | 2026 May 26 07:22:11 | 99.5950 | 0.03796 | 18.8682 | 348.7433 | 37.6322 | 12.72740 | – |
| 2026 May 27 17:57 | 2026 May 26 07:22:11 | 99.5950 | 0.03796 | 18.8682 | 348.7433 | 37.6322 | 12.72740 | – |
| 2026 May 26 17:57 | 2026 May 26 07:22:11 | 99.5950 | 0.03796 | 18.8682 | 348.7433 | 37.6322 | 12.72740 | – |
| 2026 May 25 17:57 | 2026 May 21 08:30:14 | 99.5945 | 0.03797 | 18.5902 | 359.5416 | 37.6322 | 12.72740 | – |
| 2026 May 24 17:57 | 2026 May 21 08:30:14 | 99.5945 | 0.03797 | 18.5902 | 359.5416 | 37.6322 | 12.72740 | – |
| 2026 May 23 17:58 | 2026 May 21 08:30:14 | 99.5945 | 0.03797 | 18.5902 | 359.5416 | 37.6322 | 12.72740 | – |
| 2026 May 22 17:57 | 2026 May 21 08:30:14 | 99.5945 | 0.03797 | 18.5902 | 359.5416 | 37.6322 | 12.72740 | – |
| 2026 May 21 17:57 | 2026 May 21 08:30:14 | 99.5945 | 0.03797 | 18.5902 | 359.5416 | 37.6322 | 12.72740 | – |
| 2026 May 20 17:57 | 2026 May 16 07:46:55 | 99.5936 | 0.03799 | 18.3080 | 10.5038 | 37.6322 | 12.72740 | – |
| 2026 May 19 17:58 | 2026 May 16 07:46:55 | 99.5936 | 0.03799 | 18.3080 | 10.5038 | 37.6322 | 12.72740 | – |
| 2026 May 18 17:57 | 2026 May 16 07:46:55 | 99.5936 | 0.03799 | 18.3080 | 10.5038 | 37.6322 | 12.72740 | – |
| 2026 May 17 17:57 | 2026 May 16 07:46:55 | 99.5936 | 0.03799 | 18.3080 | 10.5038 | 37.6322 | 12.72740 | – |
| 2026 May 16 17:56 | 2026 May 16 07:46:55 | 99.5936 | 0.03799 | 18.3080 | 10.5038 | 37.6322 | 12.72740 | – |
| 2026 May 15 17:57 | 2026 May 09 07:53:36 | 99.5933 | 0.03801 | 17.9155 | 25.7574 | 37.6322 | 12.72740 | – |
| 2026 May 14 17:58 | 2026 May 09 07:53:36 | 99.5933 | 0.03801 | 17.9155 | 25.7574 | 37.6322 | 12.72740 | – |
| 2026 May 13 17:58 | 2026 May 09 07:53:36 | 99.5933 | 0.03801 | 17.9155 | 25.7574 | 37.6322 | 12.72740 | – |
| 2026 May 12 17:58 | 2026 May 09 07:53:36 | 99.5933 | 0.03801 | 17.9155 | 25.7574 | 37.6322 | 12.72740 | – |
| 2026 May 11 17:56 | 2026 May 09 07:53:36 | 99.5933 | 0.03801 | 17.9155 | 25.7574 | 37.6322 | 12.72740 | – |
| 2026 May 10 17:57 | 2026 May 09 07:53:36 | 99.5933 | 0.03801 | 17.9155 | 25.7574 | 37.6322 | 12.72740 | – |
| 2026 May 09 17:57 | 2026 May 05 07:40:10 | 99.5921 | 0.03803 | 17.6905 | 34.4970 | 37.6322 | 12.72740 | – |
| 2026 May 08 17:57 | 2026 May 05 07:40:10 | 99.5921 | 0.03803 | 17.6905 | 34.4970 | 37.6322 | 12.72740 | – |
| 2026 May 07 17:58 | 2026 May 05 07:40:10 | 99.5921 | 0.03803 | 17.6905 | 34.4970 | 37.6322 | 12.72740 | – |
| 2026 May 06 17:57 | 2026 May 05 07:40:10 | 99.5921 | 0.03803 | 17.6905 | 34.4970 | 37.6322 | 12.72740 | – |
| 2026 May 05 17:57 | 2026 May 05 07:40:10 | 99.5921 | 0.03803 | 17.6905 | 34.4970 | 37.6322 | 12.72740 | – |
| 2026 May 04 17:57 | 2026 Apr 28 07:46:03 | 99.5906 | 0.03806 | 17.2981 | 49.7316 | 37.6322 | 12.72740 | – |
| 2026 May 03 17:57 | 2026 Apr 28 07:46:03 | 99.5906 | 0.03806 | 17.2981 | 49.7316 | 37.6322 | 12.72740 | – |