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 | 21542 |
| 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 27 09:23:17 | 100.3135 | 0.00512 | 7.4737 | 359.2277 | 176.7248 | 13.38391 | – |
| 2025 Aug 28 17:57 | 2025 Aug 27 09:23:17 | 100.3135 | 0.00512 | 7.4737 | 359.2277 | 176.7248 | 13.38391 | – |
| 2025 Aug 27 17:56 | 2025 Aug 21 02:34:58 | 100.3149 | 0.00513 | 7.0490 | 13.9349 | 176.7248 | 13.38391 | – |
| 2025 Aug 26 17:56 | 2025 Aug 21 02:34:58 | 100.3149 | 0.00513 | 7.0490 | 13.9349 | 176.7248 | 13.38391 | – |
| 2025 Aug 25 17:56 | 2025 Aug 21 02:34:58 | 100.3149 | 0.00513 | 7.0490 | 13.9349 | 176.7248 | 13.38391 | – |
| 2025 Aug 24 17:56 | 2025 Aug 21 02:34:58 | 100.3149 | 0.00513 | 7.0490 | 13.9349 | 176.7248 | 13.38391 | – |
| 2025 Aug 23 17:56 | 2025 Aug 21 02:34:58 | 100.3149 | 0.00513 | 7.0490 | 13.9349 | 176.7248 | 13.38391 | – |
| 2025 Aug 22 17:56 | 2025 Aug 18 04:27:16 | 100.3154 | 0.00514 | 6.8514 | 20.7858 | 176.7248 | 13.38391 | – |
| 2025 Aug 20 17:56 | 2025 Aug 18 04:27:16 | 100.3154 | 0.00514 | 6.8514 | 20.7858 | 176.7248 | 13.38391 | – |
| 2025 Aug 19 17:56 | 2025 Aug 18 04:27:16 | 100.3154 | 0.00514 | 6.8514 | 20.7858 | 176.7248 | 13.38391 | – |
| 2025 Aug 18 17:56 | 2025 Aug 18 04:27:16 | 100.3154 | 0.00514 | 6.8514 | 20.7858 | 176.7248 | 13.38391 | – |
| 2025 Aug 16 17:56 | 2025 Aug 11 14:17:04 | 100.3165 | 0.00515 | 6.4059 | 36.1207 | 176.7248 | 13.38391 | – |
| 2025 Aug 15 17:57 | 2025 Aug 11 14:17:04 | 100.3165 | 0.00515 | 6.4059 | 36.1207 | 176.7248 | 13.38391 | – |
| 2025 Aug 14 17:56 | 2025 Aug 11 14:17:04 | 100.3165 | 0.00515 | 6.4059 | 36.1207 | 176.7248 | 13.38391 | – |
| 2025 Aug 13 17:58 | 2025 Aug 11 14:17:04 | 100.3165 | 0.00515 | 6.4059 | 36.1207 | 176.7248 | 13.38391 | – |
| 2025 Aug 12 17:56 | 2025 Aug 11 14:17:04 | 100.3165 | 0.00515 | 6.4059 | 36.1207 | 176.7248 | 13.38391 | – |
| 2025 Aug 11 17:56 | 2025 Aug 06 09:15:55 | 100.3176 | 0.00515 | 6.0536 | 48.2419 | 176.7248 | 13.38391 | – |
| 2025 Aug 10 17:57 | 2025 Aug 06 09:15:55 | 100.3176 | 0.00515 | 6.0536 | 48.2419 | 176.7248 | 13.38391 | – |
| 2025 Aug 09 17:56 | 2025 Aug 06 09:15:55 | 100.3176 | 0.00515 | 6.0536 | 48.2419 | 176.7248 | 13.38391 | – |
| 2025 Aug 08 17:56 | 2025 Aug 06 09:15:55 | 100.3176 | 0.00515 | 6.0536 | 48.2419 | 176.7248 | 13.38391 | – |
| 2025 Aug 07 17:56 | 2025 Aug 06 09:15:55 | 100.3176 | 0.00515 | 6.0536 | 48.2419 | 176.7248 | 13.38391 | – |
| 2025 Aug 05 17:56 | 2025 Jul 31 14:34:09 | 100.3185 | 0.00515 | 5.6629 | 61.6686 | 176.7248 | 13.38391 | – |
| 2025 Aug 04 17:56 | 2025 Jul 31 14:34:09 | 100.3185 | 0.00515 | 5.6629 | 61.6686 | 176.7248 | 13.38391 | – |
| 2025 Aug 03 17:56 | 2025 Jul 31 14:34:09 | 100.3185 | 0.00515 | 5.6629 | 61.6686 | 176.7248 | 13.38391 | – |
| 2025 Aug 02 17:56 | 2025 Jul 31 14:34:09 | 100.3185 | 0.00515 | 5.6629 | 61.6686 | 176.7248 | 13.38391 | – |