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 | 21438 |
| 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 Jun 24 17:55 | 2026 Jun 22 05:20:35 | 99.7263 | 0.00793 | 5.8515 | 266.3791 | 250.2602 | 13.31055 | – |
| 2026 Jun 23 17:56 | 2026 Jun 22 05:20:35 | 99.7263 | 0.00793 | 5.8515 | 266.3791 | 250.2602 | 13.31055 | – |
| 2026 Jun 22 17:56 | 2026 Jun 16 13:52:38 | 99.7266 | 0.00794 | 5.4960 | 280.0992 | 250.2602 | 13.31055 | – |
| 2026 Jun 21 17:57 | 2026 Jun 16 13:52:38 | 99.7266 | 0.00794 | 5.4960 | 280.0992 | 250.2602 | 13.31055 | – |
| 2026 Jun 20 17:56 | 2026 Jun 16 13:52:38 | 99.7266 | 0.00794 | 5.4960 | 280.0992 | 250.2602 | 13.31055 | – |
| 2026 Jun 19 17:57 | 2026 Jun 16 13:52:38 | 99.7266 | 0.00794 | 5.4960 | 280.0992 | 250.2602 | 13.31055 | – |
| 2026 Jun 18 17:56 | 2026 Jun 16 13:52:38 | 99.7266 | 0.00794 | 5.4960 | 280.0992 | 250.2602 | 13.31055 | – |
| 2026 Jun 17 17:57 | 2026 Jun 16 13:52:38 | 99.7266 | 0.00794 | 5.4960 | 280.0992 | 250.2602 | 13.31055 | – |
| 2026 Jun 16 17:55 | 2026 Jun 10 00:22:35 | 99.7272 | 0.00797 | 5.0827 | 296.0098 | 250.2602 | 13.31055 | – |
| 2026 Jun 15 17:56 | 2026 Jun 10 00:22:35 | 99.7272 | 0.00797 | 5.0827 | 296.0098 | 250.2602 | 13.31055 | – |
| 2026 Jun 14 17:57 | 2026 Jun 10 00:22:35 | 99.7272 | 0.00797 | 5.0827 | 296.0098 | 250.2602 | 13.31055 | – |
| 2026 Jun 13 17:56 | 2026 Jun 10 00:22:35 | 99.7272 | 0.00797 | 5.0827 | 296.0098 | 250.2602 | 13.31055 | – |
| 2026 Jun 12 17:56 | 2026 Jun 10 00:22:35 | 99.7272 | 0.00797 | 5.0827 | 296.0098 | 250.2602 | 13.31055 | – |
| 2026 Jun 11 17:57 | 2026 Jun 07 00:15:08 | 99.7273 | 0.00798 | 4.8935 | 303.2754 | 250.2602 | 13.31055 | – |
| 2026 Jun 10 17:56 | 2026 Jun 07 00:15:08 | 99.7273 | 0.00798 | 4.8935 | 303.2754 | 250.2602 | 13.31055 | – |
| 2026 Jun 09 17:57 | 2026 Jun 07 00:15:08 | 99.7273 | 0.00798 | 4.8935 | 303.2754 | 250.2602 | 13.31055 | – |
| 2026 Jun 08 17:56 | 2026 Jun 07 00:15:08 | 99.7273 | 0.00798 | 4.8935 | 303.2754 | 250.2602 | 13.31055 | – |
| 2026 Jun 07 17:56 | 2026 Jun 07 00:15:08 | 99.7273 | 0.00798 | 4.8935 | 303.2754 | 250.2602 | 13.31055 | – |
| 2026 Jun 06 17:56 | 2026 May 30 17:18:22 | 99.7278 | 0.00802 | 4.4344 | 320.8449 | 250.2602 | 13.31055 | – |
| 2026 Jun 05 17:56 | 2026 May 30 17:18:22 | 99.7278 | 0.00802 | 4.4344 | 320.8449 | 250.2602 | 13.31055 | – |
| 2026 Jun 04 17:57 | 2026 May 30 17:18:22 | 99.7278 | 0.00802 | 4.4344 | 320.8449 | 250.2602 | 13.31055 | – |
| 2026 Jun 02 17:56 | 2026 May 30 17:18:22 | 99.7278 | 0.00802 | 4.4344 | 320.8449 | 250.2602 | 13.31055 | – |
| 2026 Jun 01 17:57 | 2026 May 30 17:18:22 | 99.7278 | 0.00802 | 4.4344 | 320.8449 | 250.2602 | 13.31055 | – |
| 2026 May 31 17:58 | 2026 May 30 17:18:22 | 99.7278 | 0.00802 | 4.4344 | 320.8449 | 250.2602 | 13.31055 | – |
| 2026 May 30 17:57 | 2026 May 25 06:14:21 | 99.7279 | 0.00805 | 4.0904 | 333.9443 | 250.2602 | 13.31055 | – |
| 2026 May 29 17:57 | 2026 May 25 06:14:21 | 99.7279 | 0.00805 | 4.0904 | 333.9443 | 250.2602 | 13.31055 | – |
| 2026 May 28 17:56 | 2026 May 25 06:14:21 | 99.7279 | 0.00805 | 4.0904 | 333.9443 | 250.2602 | 13.31055 | – |