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 | 21475 |
| 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 May 04 17:57 | 2026 Apr 30 09:26:19 | 99.6043 | 0.00911 | 19.3436 | 350.3551 | 38.5465 | 13.54143 | – |
| 2026 May 03 17:57 | 2026 Apr 30 09:26:19 | 99.6043 | 0.00911 | 19.3436 | 350.3551 | 38.5465 | 13.54143 | – |
| 2026 May 02 17:57 | 2026 Apr 30 09:26:19 | 99.6043 | 0.00911 | 19.3436 | 350.3551 | 38.5465 | 13.54143 | – |
| 2026 May 01 17:56 | 2026 Apr 30 09:26:19 | 99.6043 | 0.00911 | 19.3436 | 350.3551 | 38.5465 | 13.54143 | – |
| 2026 Apr 30 17:56 | 2026 Apr 30 09:26:19 | 99.6043 | 0.00911 | 19.3436 | 350.3551 | 38.5465 | 13.54143 | – |
| 2026 Apr 29 17:57 | 2026 Apr 24 09:48:30 | 99.6042 | 0.00913 | 18.9562 | 5.3878 | 38.5465 | 13.54143 | – |
| 2026 Apr 28 17:56 | 2026 Apr 24 09:48:30 | 99.6042 | 0.00913 | 18.9562 | 5.3878 | 38.5465 | 13.54143 | – |
| 2026 Apr 27 17:58 | 2026 Apr 24 09:48:30 | 99.6042 | 0.00913 | 18.9562 | 5.3878 | 38.5465 | 13.54143 | – |
| 2026 Apr 26 17:58 | 2026 Apr 24 09:48:30 | 99.6042 | 0.00913 | 18.9562 | 5.3878 | 38.5465 | 13.54143 | – |
| 2026 Apr 25 17:58 | 2026 Apr 24 09:48:30 | 99.6042 | 0.00913 | 18.9562 | 5.3878 | 38.5465 | 13.54143 | – |
| 2026 Apr 24 17:59 | 2026 Apr 24 09:48:30 | 99.6042 | 0.00913 | 18.9562 | 5.3878 | 38.5465 | 13.54143 | – |
| 2026 Apr 23 17:57 | 2026 Apr 18 23:11:16 | 99.6031 | 0.00915 | 18.6039 | 19.0120 | 38.5465 | 13.54143 | – |
| 2026 Apr 22 17:57 | 2026 Apr 18 23:11:16 | 99.6031 | 0.00915 | 18.6039 | 19.0120 | 38.5465 | 13.54143 | – |
| 2026 Apr 21 17:57 | 2026 Apr 18 23:11:16 | 99.6031 | 0.00915 | 18.6039 | 19.0120 | 38.5465 | 13.54143 | – |
| 2026 Apr 20 17:57 | 2026 Apr 18 23:11:16 | 99.6031 | 0.00915 | 18.6039 | 19.0120 | 38.5465 | 13.54143 | – |
| 2026 Apr 19 17:58 | 2026 Apr 18 23:11:16 | 99.6031 | 0.00915 | 18.6039 | 19.0120 | 38.5465 | 13.54143 | – |
| 2026 Apr 18 17:56 | 2026 Apr 11 22:44:22 | 99.6026 | 0.00918 | 18.1497 | 36.5555 | 38.5465 | 13.54143 | – |
| 2026 Apr 16 17:57 | 2026 Apr 11 22:44:22 | 99.6026 | 0.00918 | 18.1497 | 36.5555 | 38.5465 | 13.54143 | – |
| 2026 Apr 14 17:57 | 2026 Apr 11 22:44:22 | 99.6026 | 0.00918 | 18.1497 | 36.5555 | 38.5465 | 13.54143 | – |
| 2026 Apr 13 17:57 | 2026 Apr 11 22:44:22 | 99.6026 | 0.00918 | 18.1497 | 36.5555 | 38.5465 | 13.54143 | – |
| 2026 Apr 12 17:57 | 2026 Apr 07 16:59:19 | 99.6019 | 0.00919 | 17.8753 | 47.1290 | 38.5465 | 13.54143 | – |
| 2026 Apr 11 17:57 | 2026 Apr 07 16:59:19 | 99.6019 | 0.00919 | 17.8753 | 47.1290 | 38.5465 | 13.54143 | – |
| 2026 Apr 10 17:58 | 2026 Apr 07 16:59:19 | 99.6019 | 0.00919 | 17.8753 | 47.1290 | 38.5465 | 13.54143 | – |
| 2026 Apr 09 18:01 | 2026 Apr 07 16:59:19 | 99.6019 | 0.00919 | 17.8753 | 47.1290 | 38.5465 | 13.54143 | – |
| 2026 Apr 08 17:57 | 2026 Apr 07 16:59:19 | 99.6019 | 0.00919 | 17.8753 | 47.1290 | 38.5465 | 13.54143 | – |
| 2026 Apr 07 17:57 | 2026 Apr 01 17:22:21 | 99.6008 | 0.00920 | 17.4880 | 62.0318 | 38.5465 | 13.54143 | – |