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 | 21287 |
| 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 11 18:56 | 2025 Dec 07 07:33:10 | 99.7010 | 0.01307 | 9.0973 | 346.9128 | 128.5344 | 13.17945 | – |
| 2025 Dec 10 18:56 | 2025 Dec 07 07:33:10 | 99.7010 | 0.01307 | 9.0973 | 346.9128 | 128.5344 | 13.17945 | – |
| 2025 Dec 09 18:56 | 2025 Dec 07 07:33:10 | 99.7010 | 0.01307 | 9.0973 | 346.9128 | 128.5344 | 13.17945 | – |
| 2025 Dec 08 18:56 | 2025 Dec 07 07:33:10 | 99.7010 | 0.01307 | 9.0973 | 346.9128 | 128.5344 | 13.17945 | – |
| 2025 Dec 07 18:56 | 2025 Dec 07 07:33:10 | 99.7010 | 0.01307 | 9.0973 | 346.9128 | 128.5344 | 13.17945 | – |
| 2025 Dec 06 18:56 | 2025 Dec 02 10:26:41 | 99.7009 | 0.01308 | 8.7976 | 358.3836 | 128.5344 | 13.17945 | – |
| 2025 Dec 05 18:57 | 2025 Dec 02 10:26:41 | 99.7009 | 0.01308 | 8.7976 | 358.3836 | 128.5344 | 13.17945 | – |
| 2025 Dec 04 18:57 | 2025 Dec 02 10:26:41 | 99.7009 | 0.01308 | 8.7976 | 358.3836 | 128.5344 | 13.17945 | – |
| 2025 Dec 03 18:56 | 2025 Dec 02 10:26:41 | 99.7009 | 0.01308 | 8.7976 | 358.3836 | 128.5344 | 13.17945 | – |
| 2025 Dec 02 18:56 | 2025 Dec 02 10:26:41 | 99.7009 | 0.01308 | 8.7976 | 358.3836 | 128.5344 | 13.17945 | – |
| 2025 Nov 30 18:57 | 2025 Nov 25 09:15:38 | 99.7006 | 0.01311 | 8.3648 | 14.9323 | 128.5344 | 13.17945 | – |
| 2025 Nov 29 18:56 | 2025 Nov 25 09:15:38 | 99.7006 | 0.01311 | 8.3648 | 14.9323 | 128.5344 | 13.17945 | – |
| 2025 Nov 28 18:57 | 2025 Nov 25 09:15:38 | 99.7006 | 0.01311 | 8.3648 | 14.9323 | 128.5344 | 13.17945 | – |
| 2025 Nov 27 18:57 | 2025 Nov 25 09:15:38 | 99.7006 | 0.01311 | 8.3648 | 14.9323 | 128.5344 | 13.17945 | – |
| 2025 Nov 26 18:57 | 2025 Nov 25 09:15:38 | 99.7006 | 0.01311 | 8.3648 | 14.9323 | 128.5344 | 13.17945 | – |
| 2025 Nov 25 18:57 | 2025 Nov 25 09:15:38 | 99.7006 | 0.01311 | 8.3648 | 14.9323 | 128.5344 | 13.17945 | – |
| 2025 Nov 24 18:56 | 2025 Nov 20 05:54:46 | 99.7004 | 0.01312 | 8.0492 | 26.9759 | 128.5344 | 13.17945 | – |
| 2025 Nov 23 18:57 | 2025 Nov 20 05:54:46 | 99.7004 | 0.01312 | 8.0492 | 26.9759 | 128.5344 | 13.17945 | – |
| 2025 Nov 21 18:57 | 2025 Nov 20 05:54:46 | 99.7004 | 0.01312 | 8.0492 | 26.9759 | 128.5344 | 13.17945 | – |
| 2025 Nov 20 18:56 | 2025 Nov 20 05:54:46 | 99.7004 | 0.01312 | 8.0492 | 26.9759 | 128.5344 | 13.17945 | – |
| 2025 Nov 18 18:57 | 2025 Nov 08 09:07:25 | 99.7000 | 0.01315 | 7.3207 | 54.7215 | 128.5344 | 13.17945 | – |
| 2025 Nov 16 18:58 | 2025 Nov 08 09:07:25 | 99.7000 | 0.01315 | 7.3207 | 54.7215 | 128.5344 | 13.17945 | – |
| 2025 Nov 15 18:57 | 2025 Nov 08 09:07:25 | 99.7000 | 0.01315 | 7.3207 | 54.7215 | 128.5344 | 13.17945 | – |