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 | 21291 |
| 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 Feb 01 18:56 | 2026 Jan 27 16:40:35 | 99.8673 | 0.01371 | 12.3152 | 55.8818 | 316.3282 | 13.83250 | – |
| 2026 Jan 31 18:56 | 2026 Jan 27 16:40:35 | 99.8673 | 0.01371 | 12.3152 | 55.8818 | 316.3282 | 13.83250 | – |
| 2026 Jan 30 18:57 | 2026 Jan 27 16:40:35 | 99.8673 | 0.01371 | 12.3152 | 55.8818 | 316.3282 | 13.83250 | – |
| 2026 Jan 29 18:56 | 2026 Jan 27 16:40:35 | 99.8673 | 0.01371 | 12.3152 | 55.8818 | 316.3282 | 13.83250 | – |
| 2026 Jan 28 18:56 | 2026 Jan 27 16:40:35 | 99.8673 | 0.01371 | 12.3152 | 55.8818 | 316.3282 | 13.83250 | – |
| 2026 Jan 27 18:56 | 2026 Jan 22 08:26:57 | 99.8665 | 0.01373 | 11.9417 | 69.8229 | 316.3282 | 13.83250 | – |
| 2026 Jan 26 18:57 | 2026 Jan 22 08:26:57 | 99.8665 | 0.01373 | 11.9417 | 69.8229 | 316.3282 | 13.83250 | – |
| 2026 Jan 25 18:57 | 2026 Jan 22 08:26:57 | 99.8665 | 0.01373 | 11.9417 | 69.8229 | 316.3282 | 13.83250 | – |
| 2026 Jan 24 18:58 | 2026 Jan 22 08:26:57 | 99.8665 | 0.01373 | 11.9417 | 69.8229 | 316.3282 | 13.83250 | – |
| 2026 Jan 22 18:56 | 2026 Jan 22 08:26:57 | 99.8665 | 0.01373 | 11.9417 | 69.8229 | 316.3282 | 13.83250 | – |
| 2026 Jan 21 18:56 | 2026 Jan 16 10:06:51 | 99.8659 | 0.01374 | 11.5273 | 85.2817 | 316.3282 | 13.83250 | – |
| 2026 Jan 20 19:06 | 2026 Jan 16 10:06:51 | 99.8659 | 0.01374 | 11.5273 | 85.2817 | 316.3282 | 13.83250 | – |
| 2026 Jan 19 18:57 | 2026 Jan 16 10:06:51 | 99.8659 | 0.01374 | 11.5273 | 85.2817 | 316.3282 | 13.83250 | – |
| 2026 Jan 18 18:57 | 2026 Jan 16 10:06:51 | 99.8659 | 0.01374 | 11.5273 | 85.2817 | 316.3282 | 13.83250 | – |
| 2026 Jan 17 18:56 | 2026 Jan 16 10:06:51 | 99.8659 | 0.01374 | 11.5273 | 85.2817 | 316.3282 | 13.83250 | – |
| 2026 Jan 16 18:57 | 2026 Jan 16 10:06:51 | 99.8659 | 0.01374 | 11.5273 | 85.2817 | 316.3282 | 13.83250 | – |
| 2026 Jan 15 18:56 | 2026 Jan 10 10:01:45 | 99.8653 | 0.01375 | 11.1078 | 100.9154 | 316.3282 | 13.83250 | – |
| 2026 Jan 13 18:56 | 2026 Jan 10 10:01:45 | 99.8653 | 0.01375 | 11.1078 | 100.9154 | 316.3282 | 13.83250 | – |
| 2026 Jan 11 18:57 | 2026 Jan 10 10:01:45 | 99.8653 | 0.01375 | 11.1078 | 100.9154 | 316.3282 | 13.83250 | – |
| 2026 Jan 10 18:57 | 2026 Jan 05 22:41:42 | 99.8651 | 0.01376 | 10.7953 | 112.5645 | 316.3282 | 13.83250 | – |
| 2026 Jan 09 18:57 | 2026 Jan 05 22:41:42 | 99.8651 | 0.01376 | 10.7953 | 112.5645 | 316.3282 | 13.83250 | – |
| 2026 Jan 08 18:56 | 2026 Jan 05 22:41:42 | 99.8651 | 0.01376 | 10.7953 | 112.5645 | 316.3282 | 13.83250 | – |
| 2026 Jan 07 18:57 | 2026 Jan 05 22:41:42 | 99.8651 | 0.01376 | 10.7953 | 112.5645 | 316.3282 | 13.83250 | – |
| 2026 Jan 06 18:56 | 2026 Jan 05 22:41:42 | 99.8651 | 0.01376 | 10.7953 | 112.5645 | 316.3282 | 13.83250 | – |
| 2026 Jan 05 18:57 | 2025 Dec 31 08:43:28 | 99.8647 | 0.01376 | 10.4052 | 127.0932 | 316.3282 | 13.83250 | – |