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 | 21496 |
| 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 May 11 17:56 | 2026 May 09 22:17:38 | 99.8337 | 0.03417 | 0.5818 | 120.6241 | 255.4884 | 12.82605 | – |
| 2026 May 10 17:57 | 2026 May 09 22:17:38 | 99.8337 | 0.03417 | 0.5818 | 120.6241 | 255.4884 | 12.82605 | – |
| 2026 May 09 17:57 | 2026 May 04 13:24:54 | 99.8343 | 0.03415 | 0.2676 | 132.4198 | 255.4884 | 12.82605 | – |
| 2026 May 08 17:57 | 2026 May 04 13:24:54 | 99.8343 | 0.03415 | 0.2676 | 132.4198 | 255.4884 | 12.82605 | – |
| 2026 May 07 17:58 | 2026 May 04 13:24:54 | 99.8343 | 0.03415 | 0.2676 | 132.4198 | 255.4884 | 12.82605 | – |
| 2026 May 06 17:57 | 2026 May 04 13:24:54 | 99.8343 | 0.03415 | 0.2676 | 132.4198 | 255.4884 | 12.82605 | – |
| 2026 May 05 17:57 | 2026 May 04 13:24:54 | 99.8343 | 0.03415 | 0.2676 | 132.4198 | 255.4884 | 12.82605 | – |
| 2026 May 04 17:57 | 2026 Apr 30 13:54:04 | 99.8351 | 0.03413 | 0.0348 | 141.1609 | 255.4884 | 12.82605 | – |
| 2026 May 03 17:57 | 2026 Apr 30 13:54:04 | 99.8351 | 0.03413 | 0.0348 | 141.1609 | 255.4884 | 12.82605 | – |
| 2026 May 02 17:57 | 2026 Apr 30 13:54:04 | 99.8351 | 0.03413 | 0.0348 | 141.1609 | 255.4884 | 12.82605 | – |
| 2026 May 01 17:56 | 2026 Apr 30 13:54:04 | 99.8351 | 0.03413 | 0.0348 | 141.1609 | 255.4884 | 12.82605 | – |
| 2026 Apr 30 17:56 | 2026 Apr 30 13:54:04 | 99.8351 | 0.03413 | 0.0348 | 141.1609 | 255.4884 | 12.82605 | – |
| 2026 Apr 29 17:57 | 2026 Apr 22 04:04:07 | 99.8359 | 0.03411 | 23.5427 | 159.6476 | 255.4884 | 12.82605 | – |
| 2026 Apr 28 17:56 | 2026 Apr 22 04:04:07 | 99.8359 | 0.03411 | 23.5427 | 159.6476 | 255.4884 | 12.82605 | – |
| 2026 Apr 27 17:58 | 2026 Apr 22 04:04:07 | 99.8359 | 0.03411 | 23.5427 | 159.6476 | 255.4884 | 12.82605 | – |
| 2026 Apr 26 17:58 | 2026 Apr 22 04:04:07 | 99.8359 | 0.03411 | 23.5427 | 159.6476 | 255.4884 | 12.82605 | – |
| 2026 Apr 25 17:58 | 2026 Apr 22 04:04:07 | 99.8359 | 0.03411 | 23.5427 | 159.6476 | 255.4884 | 12.82605 | – |
| 2026 Apr 24 17:59 | 2026 Apr 22 04:04:07 | 99.8359 | 0.03411 | 23.5427 | 159.6476 | 255.4884 | 12.82605 | – |
| 2026 Apr 23 17:57 | 2026 Apr 19 03:13:24 | 99.8362 | 0.03410 | 23.3651 | 166.3229 | 255.4884 | 12.82605 | – |
| 2026 Apr 22 17:57 | 2026 Apr 19 03:13:24 | 99.8362 | 0.03410 | 23.3651 | 166.3229 | 255.4884 | 12.82605 | – |
| 2026 Apr 21 17:57 | 2026 Apr 19 03:13:24 | 99.8362 | 0.03410 | 23.3651 | 166.3229 | 255.4884 | 12.82605 | – |
| 2026 Apr 20 17:57 | 2026 Apr 19 03:13:24 | 99.8362 | 0.03410 | 23.3651 | 166.3229 | 255.4884 | 12.82605 | – |
| 2026 Apr 19 17:58 | 2026 Apr 19 03:13:24 | 99.8362 | 0.03410 | 23.3651 | 166.3229 | 255.4884 | 12.82605 | – |
| 2026 Apr 18 17:56 | 2026 Apr 13 03:01:58 | 99.8371 | 0.03408 | 23.0135 | 179.5430 | 255.4884 | 12.82605 | – |
| 2026 Apr 16 17:57 | 2026 Apr 13 03:01:58 | 99.8371 | 0.03408 | 23.0135 | 179.5430 | 255.4884 | 12.82605 | – |
| 2026 Apr 14 17:57 | 2026 Apr 13 03:01:58 | 99.8371 | 0.03408 | 23.0135 | 179.5430 | 255.4884 | 12.82605 | – |