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 | 21548 |
| 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 |
| 2025 Dec 27 18:57 | 2025 Dec 25 19:42:05 | 99.8192 | 0.02464 | 6.2230 | 59.3975 | 58.6677 | 12.95734 | – |
| 2025 Dec 26 18:56 | 2025 Dec 25 19:42:05 | 99.8192 | 0.02464 | 6.2230 | 59.3975 | 58.6677 | 12.95734 | – |
| 2025 Dec 25 18:57 | 2025 Dec 20 05:49:01 | 99.8194 | 0.02466 | 5.8896 | 71.9351 | 58.6677 | 12.95734 | – |
| 2025 Dec 24 18:56 | 2025 Dec 20 05:49:01 | 99.8194 | 0.02466 | 5.8896 | 71.9351 | 58.6677 | 12.95734 | – |
| 2025 Dec 23 18:56 | 2025 Dec 20 05:49:01 | 99.8194 | 0.02466 | 5.8896 | 71.9351 | 58.6677 | 12.95734 | – |
| 2025 Dec 22 18:57 | 2025 Dec 20 05:49:01 | 99.8194 | 0.02466 | 5.8896 | 71.9351 | 58.6677 | 12.95734 | – |
| 2025 Dec 21 18:57 | 2025 Dec 20 05:49:01 | 99.8194 | 0.02466 | 5.8896 | 71.9351 | 58.6677 | 12.95734 | – |
| 2025 Dec 20 18:57 | 2025 Dec 20 05:49:01 | 99.8194 | 0.02466 | 5.8896 | 71.9351 | 58.6677 | 12.95734 | – |
| 2025 Dec 19 18:57 | 2025 Dec 12 05:06:29 | 99.8200 | 0.02468 | 5.4097 | 89.9784 | 58.6677 | 12.95734 | – |
| 2025 Dec 18 18:57 | 2025 Dec 12 05:06:29 | 99.8200 | 0.02468 | 5.4097 | 89.9784 | 58.6677 | 12.95734 | – |
| 2025 Dec 17 18:58 | 2025 Dec 12 05:06:29 | 99.8200 | 0.02468 | 5.4097 | 89.9784 | 58.6677 | 12.95734 | – |
| 2025 Dec 16 18:57 | 2025 Dec 12 05:06:29 | 99.8200 | 0.02468 | 5.4097 | 89.9784 | 58.6677 | 12.95734 | – |
| 2025 Dec 15 18:58 | 2025 Dec 12 05:06:29 | 99.8200 | 0.02468 | 5.4097 | 89.9784 | 58.6677 | 12.95734 | – |
| 2025 Dec 14 18:56 | 2025 Dec 12 05:06:29 | 99.8200 | 0.02468 | 5.4097 | 89.9784 | 58.6677 | 12.95734 | – |
| 2025 Dec 13 18:56 | 2025 Dec 12 05:06:29 | 99.8200 | 0.02468 | 5.4097 | 89.9784 | 58.6677 | 12.95734 | – |
| 2025 Dec 12 18:57 | 2025 Dec 12 05:06:29 | 99.8200 | 0.02468 | 5.4097 | 89.9784 | 58.6677 | 12.95734 | – |
| 2025 Dec 11 18:56 | 2025 Dec 06 04:34:11 | 99.8202 | 0.02469 | 5.0498 | 103.4944 | 58.6677 | 12.95734 | – |
| 2025 Dec 10 18:56 | 2025 Dec 06 04:34:11 | 99.8202 | 0.02469 | 5.0498 | 103.4944 | 58.6677 | 12.95734 | – |
| 2025 Dec 09 18:56 | 2025 Dec 06 04:34:11 | 99.8202 | 0.02469 | 5.0498 | 103.4944 | 58.6677 | 12.95734 | – |
| 2025 Dec 08 18:56 | 2025 Dec 06 04:34:11 | 99.8202 | 0.02469 | 5.0498 | 103.4944 | 58.6677 | 12.95734 | – |
| 2025 Dec 07 18:56 | 2025 Dec 06 04:34:11 | 99.8202 | 0.02469 | 5.0498 | 103.4944 | 58.6677 | 12.95734 | – |
| 2025 Dec 06 18:56 | 2025 Dec 02 06:11:39 | 99.8204 | 0.02470 | 4.8147 | 112.3205 | 58.6677 | 12.95734 | – |
| 2025 Dec 05 18:57 | 2025 Dec 02 06:11:39 | 99.8204 | 0.02470 | 4.8147 | 112.3205 | 58.6677 | 12.95734 | – |
| 2025 Dec 04 18:57 | 2025 Dec 02 06:11:39 | 99.8204 | 0.02470 | 4.8147 | 112.3205 | 58.6677 | 12.95734 | – |
| 2025 Dec 03 18:56 | 2025 Dec 02 06:11:39 | 99.8204 | 0.02470 | 4.8147 | 112.3205 | 58.6677 | 12.95734 | – |
| 2025 Dec 02 18:56 | 2025 Dec 02 06:11:39 | 99.8204 | 0.02470 | 4.8147 | 112.3205 | 58.6677 | 12.95734 | – |
| 2025 Nov 30 18:57 | 2025 Nov 25 00:36:16 | 99.8206 | 0.02472 | 4.3824 | 128.5384 | 58.6677 | 12.95734 | – |