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 | 21686 |
| 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 28 17:56 | 2026 Apr 23 23:13:11 | 99.9909 | 0.01425 | 8.7622 | 94.0032 | 267.7442 | 14.22433 | – |
| 2026 Apr 27 17:58 | 2026 Apr 23 23:13:11 | 99.9909 | 0.01425 | 8.7622 | 94.0032 | 267.7442 | 14.22433 | – |
| 2026 Apr 26 17:58 | 2026 Apr 23 23:13:11 | 99.9909 | 0.01425 | 8.7622 | 94.0032 | 267.7442 | 14.22433 | – |
| 2026 Apr 25 17:58 | 2026 Apr 23 23:13:11 | 99.9909 | 0.01425 | 8.7622 | 94.0032 | 267.7442 | 14.22433 | – |
| 2026 Apr 24 17:59 | 2026 Apr 23 23:13:11 | 99.9909 | 0.01425 | 8.7622 | 94.0032 | 267.7442 | 14.22433 | – |
| 2026 Apr 23 17:57 | 2026 Apr 18 18:17:34 | 99.9913 | 0.01426 | 8.3691 | 108.1532 | 267.7442 | 14.22433 | – |
| 2026 Apr 22 17:57 | 2026 Apr 18 18:17:34 | 99.9913 | 0.01426 | 8.3691 | 108.1532 | 267.7442 | 14.22433 | – |
| 2026 Apr 21 17:57 | 2026 Apr 18 18:17:34 | 99.9913 | 0.01426 | 8.3691 | 108.1532 | 267.7442 | 14.22433 | – |
| 2026 Apr 20 17:57 | 2026 Apr 18 18:17:34 | 99.9913 | 0.01426 | 8.3691 | 108.1532 | 267.7442 | 14.22433 | – |
| 2026 Apr 19 17:58 | 2026 Apr 18 18:17:34 | 99.9913 | 0.01426 | 8.3691 | 108.1532 | 267.7442 | 14.22433 | – |
| 2026 Apr 18 17:56 | 2026 Apr 12 12:02:12 | 99.9929 | 0.01426 | 7.8963 | 125.2150 | 267.7442 | 14.22433 | – |
| 2026 Apr 16 17:57 | 2026 Apr 12 12:02:12 | 99.9929 | 0.01426 | 7.8963 | 125.2150 | 267.7442 | 14.22433 | – |
| 2026 Apr 14 17:57 | 2026 Apr 12 12:02:12 | 99.9929 | 0.01426 | 7.8963 | 125.2150 | 267.7442 | 14.22433 | – |
| 2026 Apr 13 17:57 | 2026 Apr 12 12:02:12 | 99.9929 | 0.01426 | 7.8963 | 125.2150 | 267.7442 | 14.22433 | – |
| 2026 Apr 12 17:57 | 2026 Apr 07 00:20:48 | 99.9946 | 0.01424 | 7.4819 | 140.2338 | 267.7442 | 14.22433 | – |
| 2026 Apr 11 17:57 | 2026 Apr 07 00:20:48 | 99.9946 | 0.01424 | 7.4819 | 140.2338 | 267.7442 | 14.22433 | – |
| 2026 Apr 10 17:58 | 2026 Apr 07 00:20:48 | 99.9946 | 0.01424 | 7.4819 | 140.2338 | 267.7442 | 14.22433 | – |
| 2026 Apr 09 18:01 | 2026 Apr 07 00:20:48 | 99.9946 | 0.01424 | 7.4819 | 140.2338 | 267.7442 | 14.22433 | – |
| 2026 Apr 08 17:57 | 2026 Apr 07 00:20:48 | 99.9946 | 0.01424 | 7.4819 | 140.2338 | 267.7442 | 14.22433 | – |
| 2026 Apr 07 17:57 | 2026 Mar 31 23:08:31 | 99.9939 | 0.01420 | 7.0250 | 156.7613 | 267.7442 | 14.22433 | – |
| 2026 Apr 06 17:57 | 2026 Mar 31 23:08:31 | 99.9939 | 0.01420 | 7.0250 | 156.7613 | 267.7442 | 14.22433 | – |
| 2026 Apr 05 17:56 | 2026 Mar 31 23:08:31 | 99.9939 | 0.01420 | 7.0250 | 156.7613 | 267.7442 | 14.22433 | – |
| 2026 Apr 04 17:57 | 2026 Mar 31 23:08:31 | 99.9939 | 0.01420 | 7.0250 | 156.7613 | 267.7442 | 14.22433 | – |
| 2026 Apr 03 17:56 | 2026 Mar 31 23:08:31 | 99.9939 | 0.01420 | 7.0250 | 156.7613 | 267.7442 | 14.22433 | – |
| 2026 Apr 02 18:03 | 2026 Mar 31 23:08:31 | 99.9939 | 0.01420 | 7.0250 | 156.7613 | 267.7442 | 14.22433 | – |