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 | 21355 |
| 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 22 17:57 | 2026 Apr 19 04:04:07 | 99.6356 | 0.01504 | 5.8104 | 144.2718 | 235.2659 | 13.14191 | – |
| 2026 Apr 21 17:57 | 2026 Apr 19 04:04:07 | 99.6356 | 0.01504 | 5.8104 | 144.2718 | 235.2659 | 13.14191 | – |
| 2026 Apr 20 17:57 | 2026 Apr 19 04:04:07 | 99.6356 | 0.01504 | 5.8104 | 144.2718 | 235.2659 | 13.14191 | – |
| 2026 Apr 19 17:58 | 2026 Apr 19 04:04:07 | 99.6356 | 0.01504 | 5.8104 | 144.2718 | 235.2659 | 13.14191 | – |
| 2026 Apr 18 17:56 | 2026 Apr 12 20:37:52 | 99.6347 | 0.01502 | 5.4281 | 158.9921 | 235.2659 | 13.14191 | – |
| 2026 Apr 16 17:57 | 2026 Apr 12 20:37:52 | 99.6347 | 0.01502 | 5.4281 | 158.9921 | 235.2659 | 13.14191 | – |
| 2026 Apr 14 17:57 | 2026 Apr 12 20:37:52 | 99.6347 | 0.01502 | 5.4281 | 158.9921 | 235.2659 | 13.14191 | – |
| 2026 Apr 13 17:57 | 2026 Apr 12 20:37:52 | 99.6347 | 0.01502 | 5.4281 | 158.9921 | 235.2659 | 13.14191 | – |
| 2026 Apr 12 17:57 | 2026 Apr 08 10:58:54 | 99.6342 | 0.01500 | 5.1614 | 169.2763 | 235.2659 | 13.14191 | – |
| 2026 Apr 11 17:57 | 2026 Apr 08 10:58:54 | 99.6342 | 0.01500 | 5.1614 | 169.2763 | 235.2659 | 13.14191 | – |
| 2026 Apr 10 17:58 | 2026 Apr 08 10:58:54 | 99.6342 | 0.01500 | 5.1614 | 169.2763 | 235.2659 | 13.14191 | – |
| 2026 Apr 09 18:01 | 2026 Apr 08 10:58:54 | 99.6342 | 0.01500 | 5.1614 | 169.2763 | 235.2659 | 13.14191 | – |
| 2026 Apr 08 17:57 | 2026 Apr 08 10:58:54 | 99.6342 | 0.01500 | 5.1614 | 169.2763 | 235.2659 | 13.14191 | – |
| 2026 Apr 07 17:57 | 2026 Apr 01 21:21:48 | 99.6336 | 0.01498 | 4.7636 | 184.6288 | 235.2659 | 13.14191 | – |
| 2026 Apr 06 17:57 | 2026 Apr 01 21:21:48 | 99.6336 | 0.01498 | 4.7636 | 184.6288 | 235.2659 | 13.14191 | – |
| 2026 Apr 05 17:56 | 2026 Apr 01 21:21:48 | 99.6336 | 0.01498 | 4.7636 | 184.6288 | 235.2659 | 13.14191 | – |
| 2026 Apr 04 17:57 | 2026 Apr 01 21:21:48 | 99.6336 | 0.01498 | 4.7636 | 184.6288 | 235.2659 | 13.14191 | – |
| 2026 Apr 03 17:56 | 2026 Apr 01 21:21:48 | 99.6336 | 0.01498 | 4.7636 | 184.6288 | 235.2659 | 13.14191 | – |
| 2026 Apr 02 18:03 | 2026 Apr 01 21:21:48 | 99.6336 | 0.01498 | 4.7636 | 184.6288 | 235.2659 | 13.14191 | – |
| 2026 Mar 31 17:57 | 2026 Mar 26 10:44:53 | 99.6328 | 0.01496 | 4.3734 | 199.7110 | 235.2659 | 13.14191 | – |
| 2026 Mar 30 17:58 | 2026 Mar 26 10:44:53 | 99.6328 | 0.01496 | 4.3734 | 199.7110 | 235.2659 | 13.14191 | – |
| 2026 Mar 29 17:57 | 2026 Mar 26 10:44:53 | 99.6328 | 0.01496 | 4.3734 | 199.7110 | 235.2659 | 13.14191 | – |
| 2026 Mar 28 18:57 | 2026 Mar 26 10:44:53 | 99.6328 | 0.01496 | 4.3734 | 199.7110 | 235.2659 | 13.14191 | – |
| 2026 Mar 27 18:57 | 2026 Mar 26 10:44:53 | 99.6328 | 0.01496 | 4.3734 | 199.7110 | 235.2659 | 13.14191 | – |
| 2026 Mar 26 18:57 | 2026 Mar 26 10:44:53 | 99.6328 | 0.01496 | 4.3734 | 199.7110 | 235.2659 | 13.14191 | – |