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 | 21329 |
| 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 01 17:56 | 2026 Apr 30 15:24:32 | 99.6650 | 0.01124 | 10.9209 | 147.5960 | 335.4585 | 14.55736 | – |
| 2026 Apr 30 17:56 | 2026 Apr 30 15:24:32 | 99.6650 | 0.01124 | 10.9209 | 147.5960 | 335.4585 | 14.55736 | – |
| 2026 Apr 29 17:57 | 2026 Apr 24 09:02:12 | 99.6658 | 0.01123 | 10.4378 | 165.4207 | 335.4585 | 14.55736 | – |
| 2026 Apr 28 17:56 | 2026 Apr 24 09:02:12 | 99.6658 | 0.01123 | 10.4378 | 165.4207 | 335.4585 | 14.55736 | – |
| 2026 Apr 27 17:58 | 2026 Apr 24 09:02:12 | 99.6658 | 0.01123 | 10.4378 | 165.4207 | 335.4585 | 14.55736 | – |
| 2026 Apr 26 17:58 | 2026 Apr 24 09:02:12 | 99.6658 | 0.01123 | 10.4378 | 165.4207 | 335.4585 | 14.55736 | – |
| 2026 Apr 25 17:58 | 2026 Apr 24 09:02:12 | 99.6658 | 0.01123 | 10.4378 | 165.4207 | 335.4585 | 14.55736 | – |
| 2026 Apr 24 17:59 | 2026 Apr 24 09:02:12 | 99.6658 | 0.01123 | 10.4378 | 165.4207 | 335.4585 | 14.55736 | – |
| 2026 Apr 23 17:57 | 2026 Apr 19 08:35:07 | 99.6647 | 0.01121 | 10.0508 | 179.9296 | 335.4585 | 14.55736 | – |
| 2026 Apr 22 17:57 | 2026 Apr 19 08:35:07 | 99.6647 | 0.01121 | 10.0508 | 179.9296 | 335.4585 | 14.55736 | – |
| 2026 Apr 21 17:57 | 2026 Apr 19 08:35:07 | 99.6647 | 0.01121 | 10.0508 | 179.9296 | 335.4585 | 14.55736 | – |
| 2026 Apr 20 17:57 | 2026 Apr 19 08:35:07 | 99.6647 | 0.01121 | 10.0508 | 179.9296 | 335.4585 | 14.55736 | – |
| 2026 Apr 19 17:58 | 2026 Apr 19 08:35:07 | 99.6647 | 0.01121 | 10.0508 | 179.9296 | 335.4585 | 14.55736 | – |
| 2026 Apr 18 17:56 | 2026 Apr 13 00:45:08 | 99.6661 | 0.01113 | 9.5632 | 198.2741 | 335.4585 | 14.55736 | – |
| 2026 Apr 16 17:57 | 2026 Apr 13 00:45:08 | 99.6661 | 0.01113 | 9.5632 | 198.2741 | 335.4585 | 14.55736 | – |
| 2026 Apr 14 17:57 | 2026 Apr 13 00:45:08 | 99.6661 | 0.01113 | 9.5632 | 198.2741 | 335.4585 | 14.55736 | – |
| 2026 Apr 13 17:57 | 2026 Apr 13 00:45:08 | 99.6661 | 0.01113 | 9.5632 | 198.2741 | 335.4585 | 14.55736 | – |
| 2026 Apr 12 17:57 | 2026 Apr 08 01:47:36 | 99.6651 | 0.01106 | 9.1813 | 212.7437 | 335.4585 | 14.55736 | – |
| 2026 Apr 11 17:57 | 2026 Apr 08 01:47:36 | 99.6651 | 0.01106 | 9.1813 | 212.7437 | 335.4585 | 14.55736 | – |
| 2026 Apr 10 17:58 | 2026 Apr 08 01:47:36 | 99.6651 | 0.01106 | 9.1813 | 212.7437 | 335.4585 | 14.55736 | – |
| 2026 Apr 09 18:01 | 2026 Apr 08 01:47:36 | 99.6651 | 0.01106 | 9.1813 | 212.7437 | 335.4585 | 14.55736 | – |
| 2026 Apr 08 17:57 | 2026 Apr 08 01:47:36 | 99.6651 | 0.01106 | 9.1813 | 212.7437 | 335.4585 | 14.55736 | – |
| 2026 Apr 07 17:57 | 2026 Apr 02 02:21:57 | 99.6653 | 0.01100 | 8.7208 | 230.3718 | 335.4585 | 14.55736 | – |
| 2026 Apr 06 17:57 | 2026 Apr 02 02:21:57 | 99.6653 | 0.01100 | 8.7208 | 230.3718 | 335.4585 | 14.55736 | – |
| 2026 Apr 05 17:56 | 2026 Apr 02 02:21:57 | 99.6653 | 0.01100 | 8.7208 | 230.3718 | 335.4585 | 14.55736 | – |
| 2026 Apr 04 17:57 | 2026 Apr 02 02:21:57 | 99.6653 | 0.01100 | 8.7208 | 230.3718 | 335.4585 | 14.55736 | – |