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 | 21287 |
| 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 07 07:12:38 | 99.7397 | 0.01315 | 0.0433 | 136.4836 | 286.4191 | 13.17959 | – |
| 2026 Aug 11 17:56 | 2026 Aug 07 07:12:38 | 99.7397 | 0.01315 | 0.0433 | 136.4836 | 286.4191 | 13.17959 | – |
| 2026 Aug 10 17:56 | 2026 Aug 07 07:12:38 | 99.7397 | 0.01315 | 0.0433 | 136.4836 | 286.4191 | 13.17959 | – |
| 2026 Aug 09 17:57 | 2026 Aug 07 07:12:38 | 99.7397 | 0.01315 | 0.0433 | 136.4836 | 286.4191 | 13.17959 | – |
| 2026 Aug 08 17:57 | 2026 Aug 07 07:12:38 | 99.7397 | 0.01315 | 0.0433 | 136.4836 | 286.4191 | 13.17959 | – |
| 2026 Aug 07 17:57 | 2026 Aug 07 07:12:38 | 99.7397 | 0.01315 | 0.0433 | 136.4836 | 286.4191 | 13.17959 | – |
| 2026 Aug 06 17:57 | 2026 Aug 01 07:16:20 | 99.7388 | 0.01313 | 23.6738 | 150.4905 | 286.4191 | 13.17959 | – |
| 2026 Aug 05 17:56 | 2026 Aug 01 07:16:20 | 99.7388 | 0.01313 | 23.6738 | 150.4905 | 286.4191 | 13.17959 | – |
| 2026 Aug 04 17:57 | 2026 Aug 01 07:16:20 | 99.7388 | 0.01313 | 23.6738 | 150.4905 | 286.4191 | 13.17959 | – |
| 2026 Aug 03 17:56 | 2026 Aug 01 07:16:20 | 99.7388 | 0.01313 | 23.6738 | 150.4905 | 286.4191 | 13.17959 | – |
| 2026 Aug 02 17:57 | 2026 Aug 01 07:16:20 | 99.7388 | 0.01313 | 23.6738 | 150.4905 | 286.4191 | 13.17959 | – |
| 2026 Aug 01 17:57 | 2026 Aug 01 07:16:20 | 99.7388 | 0.01313 | 23.6738 | 150.4905 | 286.4191 | 13.17959 | – |
| 2026 Jul 31 17:56 | 2026 Jul 27 08:41:07 | 99.7378 | 0.01312 | 23.3693 | 162.0341 | 286.4191 | 13.17959 | – |
| 2026 Jul 30 17:57 | 2026 Jul 27 08:41:07 | 99.7378 | 0.01312 | 23.3693 | 162.0341 | 286.4191 | 13.17959 | – |
| 2026 Jul 29 17:57 | 2026 Jul 27 08:41:07 | 99.7378 | 0.01312 | 23.3693 | 162.0341 | 286.4191 | 13.17959 | – |
| 2026 Jul 28 17:57 | 2026 Jul 27 08:41:07 | 99.7378 | 0.01312 | 23.3693 | 162.0341 | 286.4191 | 13.17959 | – |
| 2026 Jul 27 17:57 | 2026 Jul 27 08:41:07 | 99.7378 | 0.01312 | 23.3693 | 162.0341 | 286.4191 | 13.17959 | – |
| 2026 Jul 26 17:56 | 2026 Jul 21 04:01:12 | 99.7370 | 0.01310 | 22.9877 | 176.5249 | 286.4191 | 13.17959 | – |
| 2026 Jul 25 17:57 | 2026 Jul 21 04:01:12 | 99.7370 | 0.01310 | 22.9877 | 176.5249 | 286.4191 | 13.17959 | – |
| 2026 Jul 24 17:56 | 2026 Jul 21 04:01:12 | 99.7370 | 0.01310 | 22.9877 | 176.5249 | 286.4191 | 13.17959 | – |
| 2026 Jul 23 17:57 | 2026 Jul 21 04:01:12 | 99.7370 | 0.01310 | 22.9877 | 176.5249 | 286.4191 | 13.17959 | – |
| 2026 Jul 22 17:57 | 2026 Jul 21 04:01:12 | 99.7370 | 0.01310 | 22.9877 | 176.5249 | 286.4191 | 13.17959 | – |
| 2026 Jul 21 17:57 | 2026 Jul 21 04:01:12 | 99.7370 | 0.01310 | 22.9877 | 176.5249 | 286.4191 | 13.17959 | – |
| 2026 Jul 20 17:57 | 2026 Jul 16 07:08:18 | 99.7361 | 0.01308 | 22.6877 | 187.9178 | 286.4191 | 13.17959 | – |
| 2026 Jul 19 19:06 | 2026 Jul 16 07:08:18 | 99.7361 | 0.01308 | 22.6877 | 187.9178 | 286.4191 | 13.17959 | – |
| 2026 Jul 19 17:57 | 2026 Jul 16 07:08:18 | 99.7361 | 0.01308 | 22.6877 | 187.9178 | 286.4191 | 13.17959 | – |
| 2026 Jul 18 17:57 | 2026 Jul 16 07:08:18 | 99.7361 | 0.01308 | 22.6877 | 187.9178 | 286.4191 | 13.17959 | – |
| 2026 Jul 17 17:57 | 2026 Jul 16 07:08:18 | 99.7361 | 0.01308 | 22.6877 | 187.9178 | 286.4191 | 13.17959 | – |
| 2026 Jul 16 17:56 | 2026 Jul 16 07:08:18 | 99.7361 | 0.01308 | 22.6877 | 187.9178 | 286.4191 | 13.17959 | – |