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 | 21550 |
| 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 Aug 29 17:56 | 2025 Aug 22 08:38:46 | 99.8412 | 0.05453 | 11.8142 | 255.2434 | 264.4799 | 12.45883 | – |
| 2025 Aug 28 17:57 | 2025 Aug 22 08:38:46 | 99.8412 | 0.05453 | 11.8142 | 255.2434 | 264.4799 | 12.45883 | – |
| 2025 Aug 27 17:56 | 2025 Aug 22 08:38:46 | 99.8412 | 0.05453 | 11.8142 | 255.2434 | 264.4799 | 12.45883 | – |
| 2025 Aug 26 17:56 | 2025 Aug 22 08:38:46 | 99.8412 | 0.05453 | 11.8142 | 255.2434 | 264.4799 | 12.45883 | – |
| 2025 Aug 25 17:56 | 2025 Aug 22 08:38:46 | 99.8412 | 0.05453 | 11.8142 | 255.2434 | 264.4799 | 12.45883 | – |
| 2025 Aug 24 17:56 | 2025 Aug 22 08:38:46 | 99.8412 | 0.05453 | 11.8142 | 255.2434 | 264.4799 | 12.45883 | – |
| 2025 Aug 23 17:56 | 2025 Aug 22 08:38:46 | 99.8412 | 0.05453 | 11.8142 | 255.2434 | 264.4799 | 12.45883 | – |
| 2025 Aug 22 17:56 | 2025 Aug 11 08:37:05 | 99.8394 | 0.05466 | 11.2096 | 277.9815 | 264.4799 | 12.45883 | – |
| 2025 Aug 20 17:56 | 2025 Aug 11 08:37:05 | 99.8394 | 0.05466 | 11.2096 | 277.9815 | 264.4799 | 12.45883 | – |
| 2025 Aug 19 17:56 | 2025 Aug 11 08:37:05 | 99.8394 | 0.05466 | 11.2096 | 277.9815 | 264.4799 | 12.45883 | – |
| 2025 Aug 18 17:56 | 2025 Aug 11 08:37:05 | 99.8394 | 0.05466 | 11.2096 | 277.9815 | 264.4799 | 12.45883 | – |
| 2025 Aug 16 17:56 | 2025 Aug 11 08:37:05 | 99.8394 | 0.05466 | 11.2096 | 277.9815 | 264.4799 | 12.45883 | – |
| 2025 Aug 15 17:57 | 2025 Aug 11 08:37:05 | 99.8394 | 0.05466 | 11.2096 | 277.9815 | 264.4799 | 12.45883 | – |
| 2025 Aug 14 17:56 | 2025 Aug 11 08:37:05 | 99.8394 | 0.05466 | 11.2096 | 277.9815 | 264.4799 | 12.45883 | – |
| 2025 Aug 13 17:58 | 2025 Aug 11 08:37:05 | 99.8394 | 0.05466 | 11.2096 | 277.9815 | 264.4799 | 12.45883 | – |
| 2025 Aug 12 17:56 | 2025 Aug 11 08:37:05 | 99.8394 | 0.05466 | 11.2096 | 277.9815 | 264.4799 | 12.45883 | – |
| 2025 Aug 11 17:56 | 2025 Aug 04 19:46:19 | 99.8397 | 0.05474 | 10.8506 | 291.4767 | 264.4799 | 12.45883 | – |
| 2025 Aug 10 17:57 | 2025 Aug 04 19:46:19 | 99.8397 | 0.05474 | 10.8506 | 291.4767 | 264.4799 | 12.45883 | – |
| 2025 Aug 09 17:56 | 2025 Aug 04 19:46:19 | 99.8397 | 0.05474 | 10.8506 | 291.4767 | 264.4799 | 12.45883 | – |
| 2025 Aug 08 17:56 | 2025 Aug 04 19:46:19 | 99.8397 | 0.05474 | 10.8506 | 291.4767 | 264.4799 | 12.45883 | – |
| 2025 Aug 07 17:56 | 2025 Aug 04 19:46:19 | 99.8397 | 0.05474 | 10.8506 | 291.4767 | 264.4799 | 12.45883 | – |
| 2025 Aug 05 17:56 | 2025 Jul 31 08:35:02 | 99.8394 | 0.05480 | 10.6052 | 300.6877 | 264.4799 | 12.45883 | – |
| 2025 Aug 04 17:56 | 2025 Jul 31 08:35:02 | 99.8394 | 0.05480 | 10.6052 | 300.6877 | 264.4799 | 12.45883 | – |
| 2025 Aug 03 17:56 | 2025 Jul 31 08:35:02 | 99.8394 | 0.05480 | 10.6052 | 300.6877 | 264.4799 | 12.45883 | – |
| 2025 Aug 02 17:56 | 2025 Jul 31 08:35:02 | 99.8394 | 0.05480 | 10.6052 | 300.6877 | 264.4799 | 12.45883 | – |