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 | 21269 |
| 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 21 17:57 | 2026 May 21 14:21:49 | 99.7227 | 0.01194 | 0.9521 | 79.5626 | 310.7386 | 13.23730 | – |
| 2026 May 20 17:57 | 2026 May 16 14:38:16 | 99.7235 | 0.01193 | 0.6421 | 91.2857 | 310.7386 | 13.23730 | – |
| 2026 May 19 17:58 | 2026 May 16 14:38:16 | 99.7235 | 0.01193 | 0.6421 | 91.2857 | 310.7386 | 13.23730 | – |
| 2026 May 18 17:57 | 2026 May 16 14:38:16 | 99.7235 | 0.01193 | 0.6421 | 91.2857 | 310.7386 | 13.23730 | – |
| 2026 May 17 17:57 | 2026 May 16 14:38:16 | 99.7235 | 0.01193 | 0.6421 | 91.2857 | 310.7386 | 13.23730 | – |
| 2026 May 16 17:56 | 2026 May 16 14:38:16 | 99.7235 | 0.01193 | 0.6421 | 91.2857 | 310.7386 | 13.23730 | – |
| 2026 May 15 17:57 | 2026 May 10 10:36:34 | 99.7243 | 0.01191 | 0.2588 | 105.7998 | 310.7386 | 13.23730 | – |
| 2026 May 14 17:58 | 2026 May 10 10:36:34 | 99.7243 | 0.01191 | 0.2588 | 105.7998 | 310.7386 | 13.23730 | – |
| 2026 May 13 17:58 | 2026 May 10 10:36:34 | 99.7243 | 0.01191 | 0.2588 | 105.7998 | 310.7386 | 13.23730 | – |
| 2026 May 12 17:58 | 2026 May 10 10:36:34 | 99.7243 | 0.01191 | 0.2588 | 105.7998 | 310.7386 | 13.23730 | – |
| 2026 May 11 17:56 | 2026 May 10 10:36:34 | 99.7243 | 0.01191 | 0.2588 | 105.7998 | 310.7386 | 13.23730 | – |
| 2026 May 10 17:57 | 2026 May 10 10:36:34 | 99.7243 | 0.01191 | 0.2588 | 105.7998 | 310.7386 | 13.23730 | – |
| 2026 May 09 17:57 | 2026 May 05 10:55:41 | 99.7247 | 0.01189 | 23.9489 | 117.5561 | 310.7386 | 13.23730 | – |
| 2026 May 08 17:57 | 2026 May 05 10:55:41 | 99.7247 | 0.01189 | 23.9489 | 117.5561 | 310.7386 | 13.23730 | – |
| 2026 May 07 17:58 | 2026 May 05 10:55:41 | 99.7247 | 0.01189 | 23.9489 | 117.5561 | 310.7386 | 13.23730 | – |
| 2026 May 06 17:57 | 2026 May 05 10:55:41 | 99.7247 | 0.01189 | 23.9489 | 117.5561 | 310.7386 | 13.23730 | – |
| 2026 May 05 17:57 | 2026 May 05 10:55:41 | 99.7247 | 0.01189 | 23.9489 | 117.5561 | 310.7386 | 13.23730 | – |
| 2026 May 04 17:57 | 2026 Apr 30 14:04:55 | 99.7257 | 0.01188 | 23.6463 | 129.0523 | 310.7386 | 13.23730 | – |
| 2026 May 03 17:57 | 2026 Apr 30 14:04:55 | 99.7257 | 0.01188 | 23.6463 | 129.0523 | 310.7386 | 13.23730 | – |
| 2026 May 02 17:57 | 2026 Apr 30 14:04:55 | 99.7257 | 0.01188 | 23.6463 | 129.0523 | 310.7386 | 13.23730 | – |
| 2026 May 01 17:56 | 2026 Apr 30 14:04:55 | 99.7257 | 0.01188 | 23.6463 | 129.0523 | 310.7386 | 13.23730 | – |
| 2026 Apr 30 17:56 | 2026 Apr 30 14:04:55 | 99.7257 | 0.01188 | 23.6463 | 129.0523 | 310.7386 | 13.23730 | – |
| 2026 Apr 29 17:57 | 2026 Apr 24 13:09:31 | 99.7264 | 0.01185 | 23.2709 | 143.3342 | 310.7386 | 13.23730 | – |
| 2026 Apr 28 17:56 | 2026 Apr 24 13:09:31 | 99.7264 | 0.01185 | 23.2709 | 143.3342 | 310.7386 | 13.23730 | – |
| 2026 Apr 27 17:58 | 2026 Apr 24 13:09:31 | 99.7264 | 0.01185 | 23.2709 | 143.3342 | 310.7386 | 13.23730 | – |
| 2026 Apr 26 17:58 | 2026 Apr 24 13:09:31 | 99.7264 | 0.01185 | 23.2709 | 143.3342 | 310.7386 | 13.23730 | – |
| 2026 Apr 25 17:58 | 2026 Apr 24 13:09:31 | 99.7264 | 0.01185 | 23.2709 | 143.3342 | 310.7386 | 13.23730 | – |
| 2026 Apr 24 17:59 | 2026 Apr 24 13:09:31 | 99.7264 | 0.01185 | 23.2709 | 143.3342 | 310.7386 | 13.23730 | – |