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 | 21351 |
| 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 Apr 29 17:57 | 2026 Apr 24 06:58:39 | 99.8385 | 0.00662 | 16.0654 | 87.3947 | 303.0325 | 13.31643 | – |
| 2026 Apr 28 17:56 | 2026 Apr 24 06:58:39 | 99.8385 | 0.00662 | 16.0654 | 87.3947 | 303.0325 | 13.31643 | – |
| 2026 Apr 27 17:58 | 2026 Apr 24 06:58:39 | 99.8385 | 0.00662 | 16.0654 | 87.3947 | 303.0325 | 13.31643 | – |
| 2026 Apr 26 17:58 | 2026 Apr 24 06:58:39 | 99.8385 | 0.00662 | 16.0654 | 87.3947 | 303.0325 | 13.31643 | – |
| 2026 Apr 25 17:58 | 2026 Apr 24 06:58:39 | 99.8385 | 0.00662 | 16.0654 | 87.3947 | 303.0325 | 13.31643 | – |
| 2026 Apr 24 17:59 | 2026 Apr 24 06:58:39 | 99.8385 | 0.00662 | 16.0654 | 87.3947 | 303.0325 | 13.31643 | – |
| 2026 Apr 23 17:57 | 2026 Apr 19 07:56:55 | 99.8374 | 0.00662 | 15.7493 | 99.1211 | 303.0325 | 13.31643 | – |
| 2026 Apr 22 17:57 | 2026 Apr 19 07:56:55 | 99.8374 | 0.00662 | 15.7493 | 99.1211 | 303.0325 | 13.31643 | – |
| 2026 Apr 21 17:57 | 2026 Apr 19 07:56:55 | 99.8374 | 0.00662 | 15.7493 | 99.1211 | 303.0325 | 13.31643 | – |
| 2026 Apr 20 17:57 | 2026 Apr 19 07:56:55 | 99.8374 | 0.00662 | 15.7493 | 99.1211 | 303.0325 | 13.31643 | – |
| 2026 Apr 19 17:58 | 2026 Apr 19 07:56:55 | 99.8374 | 0.00662 | 15.7493 | 99.1211 | 303.0325 | 13.31643 | – |
| 2026 Apr 18 17:56 | 2026 Apr 13 07:42:29 | 99.8361 | 0.00662 | 15.3661 | 113.3348 | 303.0325 | 13.31643 | – |
| 2026 Apr 16 17:57 | 2026 Apr 13 07:42:29 | 99.8361 | 0.00662 | 15.3661 | 113.3348 | 303.0325 | 13.31643 | – |
| 2026 Apr 14 17:57 | 2026 Apr 13 07:42:29 | 99.8361 | 0.00662 | 15.3661 | 113.3348 | 303.0325 | 13.31643 | – |
| 2026 Apr 13 17:57 | 2026 Apr 13 07:42:29 | 99.8361 | 0.00662 | 15.3661 | 113.3348 | 303.0325 | 13.31643 | – |
| 2026 Apr 12 17:57 | 2026 Apr 08 06:53:56 | 99.8351 | 0.00662 | 15.0453 | 125.2361 | 303.0325 | 13.31643 | – |
| 2026 Apr 11 17:57 | 2026 Apr 08 06:53:56 | 99.8351 | 0.00662 | 15.0453 | 125.2361 | 303.0325 | 13.31643 | – |
| 2026 Apr 10 17:58 | 2026 Apr 08 06:53:56 | 99.8351 | 0.00662 | 15.0453 | 125.2361 | 303.0325 | 13.31643 | – |
| 2026 Apr 09 18:01 | 2026 Apr 08 06:53:56 | 99.8351 | 0.00662 | 15.0453 | 125.2361 | 303.0325 | 13.31643 | – |
| 2026 Apr 08 17:57 | 2026 Apr 08 06:53:56 | 99.8351 | 0.00662 | 15.0453 | 125.2361 | 303.0325 | 13.31643 | – |
| 2026 Apr 07 17:57 | 2026 Apr 02 08:24:40 | 99.8339 | 0.00661 | 14.6669 | 139.2950 | 303.0325 | 13.31643 | – |
| 2026 Apr 06 17:57 | 2026 Apr 02 08:24:40 | 99.8339 | 0.00661 | 14.6669 | 139.2950 | 303.0325 | 13.31643 | – |
| 2026 Apr 05 17:56 | 2026 Apr 02 08:24:40 | 99.8339 | 0.00661 | 14.6669 | 139.2950 | 303.0325 | 13.31643 | – |
| 2026 Apr 04 17:57 | 2026 Apr 02 08:24:40 | 99.8339 | 0.00661 | 14.6669 | 139.2950 | 303.0325 | 13.31643 | – |
| 2026 Apr 03 17:56 | 2026 Apr 02 08:24:40 | 99.8339 | 0.00661 | 14.6669 | 139.2950 | 303.0325 | 13.31643 | – |
| 2026 Apr 02 18:03 | 2026 Apr 02 08:24:40 | 99.8339 | 0.00661 | 14.6669 | 139.2950 | 303.0325 | 13.31643 | – |