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 | 21290 |
| 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 Jun 26 17:56 | 2026 Jun 22 05:49:23 | 99.5539 | 0.05114 | 4.9309 | 158.6672 | 355.7944 | 12.43348 | – |
| 2026 Jun 25 17:56 | 2026 Jun 22 05:49:23 | 99.5539 | 0.05114 | 4.9309 | 158.6672 | 355.7944 | 12.43348 | – |
| 2026 Jun 24 17:55 | 2026 Jun 22 05:49:23 | 99.5539 | 0.05114 | 4.9309 | 158.6672 | 355.7944 | 12.43348 | – |
| 2026 Jun 23 17:56 | 2026 Jun 22 05:49:23 | 99.5539 | 0.05114 | 4.9309 | 158.6672 | 355.7944 | 12.43348 | – |
| 2026 Jun 22 17:56 | 2026 Jun 15 11:43:08 | 99.5555 | 0.05112 | 4.5727 | 172.6609 | 355.7944 | 12.43348 | – |
| 2026 Jun 21 17:57 | 2026 Jun 15 11:43:08 | 99.5555 | 0.05112 | 4.5727 | 172.6609 | 355.7944 | 12.43348 | – |
| 2026 Jun 20 17:56 | 2026 Jun 15 11:43:08 | 99.5555 | 0.05112 | 4.5727 | 172.6609 | 355.7944 | 12.43348 | – |
| 2026 Jun 19 17:57 | 2026 Jun 15 11:43:08 | 99.5555 | 0.05112 | 4.5727 | 172.6609 | 355.7944 | 12.43348 | – |
| 2026 Jun 18 17:56 | 2026 Jun 15 11:43:08 | 99.5555 | 0.05112 | 4.5727 | 172.6609 | 355.7944 | 12.43348 | – |
| 2026 Jun 17 17:57 | 2026 Jun 15 11:43:08 | 99.5555 | 0.05112 | 4.5727 | 172.6609 | 355.7944 | 12.43348 | – |
| 2026 Jun 16 17:55 | 2026 Jun 05 12:15:21 | 99.5560 | 0.05109 | 4.0433 | 193.3216 | 355.7944 | 12.43348 | – |
| 2026 Jun 15 17:56 | 2026 Jun 05 12:15:21 | 99.5560 | 0.05109 | 4.0433 | 193.3216 | 355.7944 | 12.43348 | – |
| 2026 Jun 14 17:57 | 2026 Jun 05 12:15:21 | 99.5560 | 0.05109 | 4.0433 | 193.3216 | 355.7944 | 12.43348 | – |
| 2026 Jun 13 17:56 | 2026 Jun 05 12:15:21 | 99.5560 | 0.05109 | 4.0433 | 193.3216 | 355.7944 | 12.43348 | – |
| 2026 Jun 12 17:56 | 2026 Jun 05 12:15:21 | 99.5560 | 0.05109 | 4.0433 | 193.3216 | 355.7944 | 12.43348 | – |
| 2026 Jun 11 17:57 | 2026 Jun 05 12:15:21 | 99.5560 | 0.05109 | 4.0433 | 193.3216 | 355.7944 | 12.43348 | – |
| 2026 Jun 10 17:56 | 2026 Jun 05 12:15:21 | 99.5560 | 0.05109 | 4.0433 | 193.3216 | 355.7944 | 12.43348 | – |
| 2026 Jun 09 17:57 | 2026 Jun 05 12:15:21 | 99.5560 | 0.05109 | 4.0433 | 193.3216 | 355.7944 | 12.43348 | – |
| 2026 Jun 08 17:56 | 2026 Jun 05 12:15:21 | 99.5560 | 0.05109 | 4.0433 | 193.3216 | 355.7944 | 12.43348 | – |
| 2026 Jun 07 17:56 | 2026 Jun 05 12:15:21 | 99.5560 | 0.05109 | 4.0433 | 193.3216 | 355.7944 | 12.43348 | – |
| 2026 Jun 06 17:56 | 2026 May 31 04:42:47 | 99.5561 | 0.05108 | 3.7614 | 204.3308 | 355.7944 | 12.43348 | – |
| 2026 Jun 05 17:56 | 2026 May 31 04:42:47 | 99.5561 | 0.05108 | 3.7614 | 204.3308 | 355.7944 | 12.43348 | – |
| 2026 Jun 04 17:57 | 2026 May 31 04:42:47 | 99.5561 | 0.05108 | 3.7614 | 204.3308 | 355.7944 | 12.43348 | – |
| 2026 Jun 02 17:56 | 2026 May 31 04:42:47 | 99.5561 | 0.05108 | 3.7614 | 204.3308 | 355.7944 | 12.43348 | – |
| 2026 Jun 01 17:57 | 2026 May 31 04:42:47 | 99.5561 | 0.05108 | 3.7614 | 204.3308 | 355.7944 | 12.43348 | – |
| 2026 May 31 17:58 | 2026 May 31 04:42:47 | 99.5561 | 0.05108 | 3.7614 | 204.3308 | 355.7944 | 12.43348 | – |
| 2026 May 30 17:57 | 2026 May 26 04:58:48 | 99.5564 | 0.05107 | 3.4967 | 214.6662 | 355.7944 | 12.43348 | – |