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 | 21271 |
| 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 23 17:57 | 2026 Apr 19 00:47:41 | 99.5575 | 0.02445 | 9.6424 | 89.8076 | 302.4407 | 13.02520 | – |
| 2026 Apr 22 17:57 | 2026 Apr 19 00:47:41 | 99.5575 | 0.02445 | 9.6424 | 89.8076 | 302.4407 | 13.02520 | – |
| 2026 Apr 21 17:57 | 2026 Apr 19 00:47:41 | 99.5575 | 0.02445 | 9.6424 | 89.8076 | 302.4407 | 13.02520 | – |
| 2026 Apr 20 17:57 | 2026 Apr 19 00:47:41 | 99.5575 | 0.02445 | 9.6424 | 89.8076 | 302.4407 | 13.02520 | – |
| 2026 Apr 19 17:58 | 2026 Apr 19 00:47:41 | 99.5575 | 0.02445 | 9.6424 | 89.8076 | 302.4407 | 13.02520 | – |
| 2026 Apr 18 17:56 | 2026 Apr 13 00:59:53 | 99.5586 | 0.02445 | 9.2895 | 103.4853 | 302.4407 | 13.02520 | – |
| 2026 Apr 16 17:57 | 2026 Apr 13 00:59:53 | 99.5586 | 0.02445 | 9.2895 | 103.4853 | 302.4407 | 13.02520 | – |
| 2026 Apr 14 17:57 | 2026 Apr 13 00:59:53 | 99.5586 | 0.02445 | 9.2895 | 103.4853 | 302.4407 | 13.02520 | – |
| 2026 Apr 13 17:57 | 2026 Apr 13 00:59:53 | 99.5586 | 0.02445 | 9.2895 | 103.4853 | 302.4407 | 13.02520 | – |
| 2026 Apr 12 17:57 | 2026 Apr 08 01:10:34 | 99.5599 | 0.02445 | 8.9953 | 114.8783 | 302.4407 | 13.02520 | – |
| 2026 Apr 11 17:57 | 2026 Apr 08 01:10:34 | 99.5599 | 0.02445 | 8.9953 | 114.8783 | 302.4407 | 13.02520 | – |
| 2026 Apr 10 17:58 | 2026 Apr 08 01:10:34 | 99.5599 | 0.02445 | 8.9953 | 114.8783 | 302.4407 | 13.02520 | – |
| 2026 Apr 09 18:01 | 2026 Apr 08 01:10:34 | 99.5599 | 0.02445 | 8.9953 | 114.8783 | 302.4407 | 13.02520 | – |
| 2026 Apr 08 17:57 | 2026 Apr 08 01:10:34 | 99.5599 | 0.02445 | 8.9953 | 114.8783 | 302.4407 | 13.02520 | – |
| 2026 Apr 07 17:57 | 2026 Apr 02 01:22:54 | 99.5616 | 0.02445 | 8.6422 | 128.5499 | 302.4407 | 13.02520 | – |
| 2026 Apr 06 17:57 | 2026 Apr 02 01:22:54 | 99.5616 | 0.02445 | 8.6422 | 128.5499 | 302.4407 | 13.02520 | – |
| 2026 Apr 05 17:56 | 2026 Apr 02 01:22:54 | 99.5616 | 0.02445 | 8.6422 | 128.5499 | 302.4407 | 13.02520 | – |
| 2026 Apr 04 17:57 | 2026 Apr 02 01:22:54 | 99.5616 | 0.02445 | 8.6422 | 128.5499 | 302.4407 | 13.02520 | – |
| 2026 Apr 03 17:56 | 2026 Apr 02 01:22:54 | 99.5616 | 0.02445 | 8.6422 | 128.5499 | 302.4407 | 13.02520 | – |
| 2026 Apr 02 18:03 | 2026 Apr 02 01:22:54 | 99.5616 | 0.02445 | 8.6422 | 128.5499 | 302.4407 | 13.02520 | – |
| 2026 Mar 31 17:57 | 2026 Mar 26 13:19:23 | 99.5642 | 0.02444 | 8.2589 | 143.3921 | 302.4407 | 13.02520 | – |
| 2026 Mar 30 17:58 | 2026 Mar 26 13:19:23 | 99.5642 | 0.02444 | 8.2589 | 143.3921 | 302.4407 | 13.02520 | – |
| 2026 Mar 29 17:57 | 2026 Mar 26 13:19:23 | 99.5642 | 0.02444 | 8.2589 | 143.3921 | 302.4407 | 13.02520 | – |
| 2026 Mar 28 18:57 | 2026 Mar 26 13:19:23 | 99.5642 | 0.02444 | 8.2589 | 143.3921 | 302.4407 | 13.02520 | – |
| 2026 Mar 27 18:57 | 2026 Mar 26 13:19:23 | 99.5642 | 0.02444 | 8.2589 | 143.3921 | 302.4407 | 13.02520 | – |