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 | 21549 |
| 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 Aug 12 17:56 | 2026 Aug 06 22:05:39 | 99.7849 | 0.02024 | 13.4350 | 129.4264 | 289.3575 | 13.09516 | – |
| 2026 Aug 11 17:56 | 2026 Aug 06 22:05:39 | 99.7849 | 0.02024 | 13.4350 | 129.4264 | 289.3575 | 13.09516 | – |
| 2026 Aug 10 17:56 | 2026 Aug 06 22:05:39 | 99.7849 | 0.02024 | 13.4350 | 129.4264 | 289.3575 | 13.09516 | – |
| 2026 Aug 09 17:57 | 2026 Aug 06 22:05:39 | 99.7849 | 0.02024 | 13.4350 | 129.4264 | 289.3575 | 13.09516 | – |
| 2026 Aug 08 17:57 | 2026 Aug 06 22:05:39 | 99.7849 | 0.02024 | 13.4350 | 129.4264 | 289.3575 | 13.09516 | – |
| 2026 Aug 07 17:57 | 2026 Aug 06 22:05:39 | 99.7849 | 0.02024 | 13.4350 | 129.4264 | 289.3575 | 13.09516 | – |
| 2026 Aug 06 17:57 | 2026 Jul 31 10:42:33 | 99.7843 | 0.02018 | 13.0399 | 144.3314 | 289.3575 | 13.09516 | – |
| 2026 Aug 05 17:56 | 2026 Jul 31 10:42:33 | 99.7843 | 0.02018 | 13.0399 | 144.3314 | 289.3575 | 13.09516 | – |
| 2026 Aug 04 17:57 | 2026 Jul 31 10:42:33 | 99.7843 | 0.02018 | 13.0399 | 144.3314 | 289.3575 | 13.09516 | – |
| 2026 Aug 03 17:56 | 2026 Jul 31 10:42:33 | 99.7843 | 0.02018 | 13.0399 | 144.3314 | 289.3575 | 13.09516 | – |
| 2026 Aug 02 17:57 | 2026 Jul 31 10:42:33 | 99.7843 | 0.02018 | 13.0399 | 144.3314 | 289.3575 | 13.09516 | – |
| 2026 Aug 01 17:57 | 2026 Jul 31 10:42:33 | 99.7843 | 0.02018 | 13.0399 | 144.3314 | 289.3575 | 13.09516 | – |
| 2026 Jul 31 17:56 | 2026 Jul 27 09:33:56 | 99.7839 | 0.02014 | 12.7929 | 153.6675 | 289.3575 | 13.09516 | – |
| 2026 Jul 30 17:57 | 2026 Jul 27 09:33:56 | 99.7839 | 0.02014 | 12.7929 | 153.6675 | 289.3575 | 13.09516 | – |
| 2026 Jul 29 17:57 | 2026 Jul 27 09:33:56 | 99.7839 | 0.02014 | 12.7929 | 153.6675 | 289.3575 | 13.09516 | – |
| 2026 Jul 28 17:57 | 2026 Jul 27 09:33:56 | 99.7839 | 0.02014 | 12.7929 | 153.6675 | 289.3575 | 13.09516 | – |
| 2026 Jul 27 17:57 | 2026 Jul 27 09:33:56 | 99.7839 | 0.02014 | 12.7929 | 153.6675 | 289.3575 | 13.09516 | – |
| 2026 Jul 26 17:56 | 2026 Jul 20 10:40:07 | 99.7833 | 0.02008 | 12.3685 | 169.7391 | 289.3575 | 13.09516 | – |
| 2026 Jul 25 17:57 | 2026 Jul 20 10:40:07 | 99.7833 | 0.02008 | 12.3685 | 169.7391 | 289.3575 | 13.09516 | – |
| 2026 Jul 24 17:56 | 2026 Jul 20 10:40:07 | 99.7833 | 0.02008 | 12.3685 | 169.7391 | 289.3575 | 13.09516 | – |
| 2026 Jul 23 17:57 | 2026 Jul 20 10:40:07 | 99.7833 | 0.02008 | 12.3685 | 169.7391 | 289.3575 | 13.09516 | – |
| 2026 Jul 22 17:57 | 2026 Jul 20 10:40:07 | 99.7833 | 0.02008 | 12.3685 | 169.7391 | 289.3575 | 13.09516 | – |
| 2026 Jul 21 17:57 | 2026 Jul 20 10:40:07 | 99.7833 | 0.02008 | 12.3685 | 169.7391 | 289.3575 | 13.09516 | – |
| 2026 Jul 20 17:57 | 2026 Jul 15 22:00:30 | 99.7832 | 0.02004 | 12.0922 | 180.2253 | 289.3575 | 13.09516 | – |
| 2026 Jul 19 19:06 | 2026 Jul 15 22:00:30 | 99.7832 | 0.02004 | 12.0922 | 180.2253 | 289.3575 | 13.09516 | – |
| 2026 Jul 19 17:57 | 2026 Jul 15 22:00:30 | 99.7832 | 0.02004 | 12.0922 | 180.2253 | 289.3575 | 13.09516 | – |
| 2026 Jul 18 17:57 | 2026 Jul 15 22:00:30 | 99.7832 | 0.02004 | 12.0922 | 180.2253 | 289.3575 | 13.09516 | – |
| 2026 Jul 17 17:57 | 2026 Jul 15 22:00:30 | 99.7832 | 0.02004 | 12.0922 | 180.2253 | 289.3575 | 13.09516 | – |
| 2026 Jul 16 17:56 | 2026 Jul 15 22:00:30 | 99.7832 | 0.02004 | 12.0922 | 180.2253 | 289.3575 | 13.09516 | – |