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 | 21438 |
| 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 Jan 22 18:56 | 2026 Jan 22 12:22:38 | 99.7282 | 0.00798 | 20.3609 | 268.1409 | 270.3160 | 13.30983 | – |
| 2026 Jan 21 18:56 | 2026 Jan 16 06:31:26 | 99.7282 | 0.00801 | 19.9677 | 283.1963 | 270.3160 | 13.30983 | – |
| 2026 Jan 20 19:06 | 2026 Jan 16 06:31:26 | 99.7282 | 0.00801 | 19.9677 | 283.1963 | 270.3160 | 13.30983 | – |
| 2026 Jan 19 18:57 | 2026 Jan 16 06:31:26 | 99.7282 | 0.00801 | 19.9677 | 283.1963 | 270.3160 | 13.30983 | – |
| 2026 Jan 18 18:57 | 2026 Jan 16 06:31:26 | 99.7282 | 0.00801 | 19.9677 | 283.1963 | 270.3160 | 13.30983 | – |
| 2026 Jan 17 18:56 | 2026 Jan 16 06:31:26 | 99.7282 | 0.00801 | 19.9677 | 283.1963 | 270.3160 | 13.30983 | – |
| 2026 Jan 16 18:57 | 2026 Jan 16 06:31:26 | 99.7282 | 0.00801 | 19.9677 | 283.1963 | 270.3160 | 13.30983 | – |
| 2026 Jan 15 18:56 | 2026 Jan 11 01:19:48 | 99.7279 | 0.00804 | 19.6392 | 295.7162 | 270.3160 | 13.30983 | – |
| 2026 Jan 13 18:56 | 2026 Jan 11 01:19:48 | 99.7279 | 0.00804 | 19.6392 | 295.7162 | 270.3160 | 13.30983 | – |
| 2026 Jan 11 18:57 | 2026 Jan 11 01:19:48 | 99.7279 | 0.00804 | 19.6392 | 295.7162 | 270.3160 | 13.30983 | – |
| 2026 Jan 10 18:57 | 2026 Jan 05 14:10:58 | 99.7277 | 0.00806 | 19.2951 | 308.8009 | 270.3160 | 13.30983 | – |
| 2026 Jan 09 18:57 | 2026 Jan 05 14:10:58 | 99.7277 | 0.00806 | 19.2951 | 308.8009 | 270.3160 | 13.30983 | – |
| 2026 Jan 08 18:56 | 2026 Jan 05 14:10:58 | 99.7277 | 0.00806 | 19.2951 | 308.8009 | 270.3160 | 13.30983 | – |
| 2026 Jan 07 18:57 | 2026 Jan 05 14:10:58 | 99.7277 | 0.00806 | 19.2951 | 308.8009 | 270.3160 | 13.30983 | – |
| 2026 Jan 06 18:56 | 2026 Jan 05 14:10:58 | 99.7277 | 0.00806 | 19.2951 | 308.8009 | 270.3160 | 13.30983 | – |
| 2026 Jan 05 18:57 | 2025 Dec 31 06:15:04 | 99.7274 | 0.00808 | 18.9594 | 321.5058 | 270.3160 | 13.30983 | – |
| 2026 Jan 04 18:56 | 2025 Dec 31 06:15:04 | 99.7274 | 0.00808 | 18.9594 | 321.5058 | 270.3160 | 13.30983 | – |
| 2026 Jan 03 18:57 | 2025 Dec 31 06:15:04 | 99.7274 | 0.00808 | 18.9594 | 321.5058 | 270.3160 | 13.30983 | – |
| 2026 Jan 01 18:56 | 2025 Dec 31 06:15:04 | 99.7274 | 0.00808 | 18.9594 | 321.5058 | 270.3160 | 13.30983 | – |
| 2025 Dec 31 18:57 | 2025 Dec 31 06:15:04 | 99.7274 | 0.00808 | 18.9594 | 321.5058 | 270.3160 | 13.30983 | – |
| 2025 Dec 30 18:56 | 2025 Dec 25 18:03:35 | 99.7272 | 0.00810 | 18.6126 | 334.6134 | 270.3160 | 13.30983 | – |
| 2025 Dec 29 18:56 | 2025 Dec 25 18:03:35 | 99.7272 | 0.00810 | 18.6126 | 334.6134 | 270.3160 | 13.30983 | – |
| 2025 Dec 28 18:57 | 2025 Dec 25 18:03:35 | 99.7272 | 0.00810 | 18.6126 | 334.6134 | 270.3160 | 13.30983 | – |
| 2025 Dec 27 18:57 | 2025 Dec 25 18:03:35 | 99.7272 | 0.00810 | 18.6126 | 334.6134 | 270.3160 | 13.30983 | – |
| 2025 Dec 26 18:56 | 2025 Dec 25 18:03:35 | 99.7272 | 0.00810 | 18.6126 | 334.6134 | 270.3160 | 13.30983 | – |