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 | 21283 |
| 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 13 17:57 | 2026 Apr 13 06:02:02 | 99.7881 | 0.02429 | 13.5962 | 50.1657 | 338.0372 | 12.97953 | – |
| 2026 Apr 12 17:57 | 2026 Apr 08 05:47:47 | 99.7882 | 0.02431 | 13.2966 | 61.4969 | 338.0372 | 12.97953 | – |
| 2026 Apr 11 17:57 | 2026 Apr 08 05:47:47 | 99.7882 | 0.02431 | 13.2966 | 61.4969 | 338.0372 | 12.97953 | – |
| 2026 Apr 10 17:58 | 2026 Apr 08 05:47:47 | 99.7882 | 0.02431 | 13.2966 | 61.4969 | 338.0372 | 12.97953 | – |
| 2026 Apr 09 18:01 | 2026 Apr 08 05:47:47 | 99.7882 | 0.02431 | 13.2966 | 61.4969 | 338.0372 | 12.97953 | – |
| 2026 Apr 08 17:57 | 2026 Apr 08 05:47:47 | 99.7882 | 0.02431 | 13.2966 | 61.4969 | 338.0372 | 12.97953 | – |
| 2026 Apr 07 17:57 | 2026 Apr 02 05:29:58 | 99.7888 | 0.02433 | 12.9369 | 75.0697 | 338.0372 | 12.97953 | – |
| 2026 Apr 06 17:57 | 2026 Apr 02 05:29:58 | 99.7888 | 0.02433 | 12.9369 | 75.0697 | 338.0372 | 12.97953 | – |
| 2026 Apr 05 17:56 | 2026 Apr 02 05:29:58 | 99.7888 | 0.02433 | 12.9369 | 75.0697 | 338.0372 | 12.97953 | – |
| 2026 Apr 04 17:57 | 2026 Apr 02 05:29:58 | 99.7888 | 0.02433 | 12.9369 | 75.0697 | 338.0372 | 12.97953 | – |
| 2026 Apr 03 17:56 | 2026 Apr 02 05:29:58 | 99.7888 | 0.02433 | 12.9369 | 75.0697 | 338.0372 | 12.97953 | – |
| 2026 Apr 02 18:03 | 2026 Apr 02 05:29:58 | 99.7888 | 0.02433 | 12.9369 | 75.0697 | 338.0372 | 12.97953 | – |
| 2026 Mar 31 17:57 | 2026 Mar 26 05:09:52 | 99.7887 | 0.02435 | 12.5173 | 90.8793 | 338.0372 | 12.97953 | – |
| 2026 Mar 30 17:58 | 2026 Mar 26 05:09:52 | 99.7887 | 0.02435 | 12.5173 | 90.8793 | 338.0372 | 12.97953 | – |
| 2026 Mar 29 17:57 | 2026 Mar 26 05:09:52 | 99.7887 | 0.02435 | 12.5173 | 90.8793 | 338.0372 | 12.97953 | – |
| 2026 Mar 28 18:57 | 2026 Mar 26 05:09:52 | 99.7887 | 0.02435 | 12.5173 | 90.8793 | 338.0372 | 12.97953 | – |
| 2026 Mar 27 18:57 | 2026 Mar 26 05:09:52 | 99.7887 | 0.02435 | 12.5173 | 90.8793 | 338.0372 | 12.97953 | – |
| 2026 Mar 26 18:57 | 2026 Mar 26 05:09:52 | 99.7887 | 0.02435 | 12.5173 | 90.8793 | 338.0372 | 12.97953 | – |
| 2026 Mar 25 18:56 | 2026 Mar 20 12:26:30 | 99.7878 | 0.02436 | 12.1765 | 103.7100 | 338.0372 | 12.97953 | – |
| 2026 Mar 24 18:56 | 2026 Mar 20 12:26:30 | 99.7878 | 0.02436 | 12.1765 | 103.7100 | 338.0372 | 12.97953 | – |
| 2026 Mar 23 18:56 | 2026 Mar 20 12:26:30 | 99.7878 | 0.02436 | 12.1765 | 103.7100 | 338.0372 | 12.97953 | – |
| 2026 Mar 22 18:56 | 2026 Mar 20 12:26:30 | 99.7878 | 0.02436 | 12.1765 | 103.7100 | 338.0372 | 12.97953 | – |
| 2026 Mar 21 19:05 | 2026 Mar 20 12:26:30 | 99.7878 | 0.02436 | 12.1765 | 103.7100 | 338.0372 | 12.97953 | – |
| 2026 Mar 20 18:57 | 2026 Mar 20 12:26:30 | 99.7878 | 0.02436 | 12.1765 | 103.7100 | 338.0372 | 12.97953 | – |
| 2026 Mar 19 18:56 | 2026 Mar 15 13:48:57 | 99.7871 | 0.02437 | 11.8808 | 114.8409 | 338.0372 | 12.97953 | – |
| 2026 Mar 18 18:56 | 2026 Mar 15 13:48:57 | 99.7871 | 0.02437 | 11.8808 | 114.8409 | 338.0372 | 12.97953 | – |
| 2026 Mar 17 18:56 | 2026 Mar 15 13:48:57 | 99.7871 | 0.02437 | 11.8808 | 114.8409 | 338.0372 | 12.97953 | – |