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 14 17:57 | 2026 Apr 13 00:59:53 | 99.5586 | 0.02445 | 9.2895 | 103.4853 | 287.8761 | 13.02518 | – |
| 2026 Apr 13 17:57 | 2026 Apr 13 00:59:53 | 99.5586 | 0.02445 | 9.2895 | 103.4853 | 287.8761 | 13.02518 | – |
| 2026 Apr 12 17:57 | 2026 Apr 08 01:10:34 | 99.5599 | 0.02445 | 8.9953 | 114.8783 | 287.8761 | 13.02518 | – |
| 2026 Apr 11 17:57 | 2026 Apr 08 01:10:34 | 99.5599 | 0.02445 | 8.9953 | 114.8783 | 287.8761 | 13.02518 | – |
| 2026 Apr 10 17:58 | 2026 Apr 08 01:10:34 | 99.5599 | 0.02445 | 8.9953 | 114.8783 | 287.8761 | 13.02518 | – |
| 2026 Apr 09 18:01 | 2026 Apr 08 01:10:34 | 99.5599 | 0.02445 | 8.9953 | 114.8783 | 287.8761 | 13.02518 | – |
| 2026 Apr 08 17:57 | 2026 Apr 08 01:10:34 | 99.5599 | 0.02445 | 8.9953 | 114.8783 | 287.8761 | 13.02518 | – |
| 2026 Apr 07 17:57 | 2026 Apr 02 01:22:54 | 99.5616 | 0.02445 | 8.6422 | 128.5499 | 287.8761 | 13.02518 | – |
| 2026 Apr 06 17:57 | 2026 Apr 02 01:22:54 | 99.5616 | 0.02445 | 8.6422 | 128.5499 | 287.8761 | 13.02518 | – |
| 2026 Apr 05 17:56 | 2026 Apr 02 01:22:54 | 99.5616 | 0.02445 | 8.6422 | 128.5499 | 287.8761 | 13.02518 | – |
| 2026 Apr 04 17:57 | 2026 Apr 02 01:22:54 | 99.5616 | 0.02445 | 8.6422 | 128.5499 | 287.8761 | 13.02518 | – |
| 2026 Apr 03 17:56 | 2026 Apr 02 01:22:54 | 99.5616 | 0.02445 | 8.6422 | 128.5499 | 287.8761 | 13.02518 | – |
| 2026 Apr 02 18:03 | 2026 Apr 02 01:22:54 | 99.5616 | 0.02445 | 8.6422 | 128.5499 | 287.8761 | 13.02518 | – |
| 2026 Mar 31 17:57 | 2026 Mar 26 13:19:23 | 99.5642 | 0.02444 | 8.2589 | 143.3921 | 287.8761 | 13.02518 | – |
| 2026 Mar 30 17:58 | 2026 Mar 26 13:19:23 | 99.5642 | 0.02444 | 8.2589 | 143.3921 | 287.8761 | 13.02518 | – |
| 2026 Mar 29 17:57 | 2026 Mar 26 13:19:23 | 99.5642 | 0.02444 | 8.2589 | 143.3921 | 287.8761 | 13.02518 | – |
| 2026 Mar 28 18:57 | 2026 Mar 26 13:19:23 | 99.5642 | 0.02444 | 8.2589 | 143.3921 | 287.8761 | 13.02518 | – |
| 2026 Mar 27 18:57 | 2026 Mar 26 13:19:23 | 99.5642 | 0.02444 | 8.2589 | 143.3921 | 287.8761 | 13.02518 | – |
| 2026 Mar 26 18:57 | 2026 Mar 26 13:19:23 | 99.5642 | 0.02444 | 8.2589 | 143.3921 | 287.8761 | 13.02518 | – |
| 2026 Mar 25 18:56 | 2026 Mar 20 13:31:48 | 99.5667 | 0.02443 | 7.9056 | 157.0690 | 287.8761 | 13.02518 | – |
| 2026 Mar 24 18:56 | 2026 Mar 20 13:31:48 | 99.5667 | 0.02443 | 7.9056 | 157.0690 | 287.8761 | 13.02518 | – |
| 2026 Mar 23 18:56 | 2026 Mar 20 13:31:48 | 99.5667 | 0.02443 | 7.9056 | 157.0690 | 287.8761 | 13.02518 | – |
| 2026 Mar 22 18:56 | 2026 Mar 20 13:31:48 | 99.5667 | 0.02443 | 7.9056 | 157.0690 | 287.8761 | 13.02518 | – |
| 2026 Mar 21 19:05 | 2026 Mar 20 13:31:48 | 99.5667 | 0.02443 | 7.9056 | 157.0690 | 287.8761 | 13.02518 | – |
| 2026 Mar 20 18:57 | 2026 Mar 20 13:31:48 | 99.5667 | 0.02443 | 7.9056 | 157.0690 | 287.8761 | 13.02518 | – |
| 2026 Mar 19 18:56 | 2026 Mar 15 13:42:08 | 99.5682 | 0.02442 | 7.6112 | 168.4753 | 287.8761 | 13.02518 | – |