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 | 21437 |
| 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 May 01 17:56 | 2026 Apr 30 05:12:38 | 100.1932 | 0.00551 | 1.4360 | 204.6463 | 310.0302 | 13.37485 | – |
| 2026 Apr 30 17:56 | 2026 Apr 30 05:12:38 | 100.1932 | 0.00551 | 1.4360 | 204.6463 | 310.0302 | 13.37485 | – |
| 2026 Apr 29 17:57 | 2026 Apr 24 05:34:53 | 100.1934 | 0.00550 | 1.0368 | 219.2019 | 310.0302 | 13.37485 | – |
| 2026 Apr 28 17:56 | 2026 Apr 24 05:34:53 | 100.1934 | 0.00550 | 1.0368 | 219.2019 | 310.0302 | 13.37485 | – |
| 2026 Apr 27 17:58 | 2026 Apr 24 05:34:53 | 100.1934 | 0.00550 | 1.0368 | 219.2019 | 310.0302 | 13.37485 | – |
| 2026 Apr 26 17:58 | 2026 Apr 24 05:34:53 | 100.1934 | 0.00550 | 1.0368 | 219.2019 | 310.0302 | 13.37485 | – |
| 2026 Apr 25 17:58 | 2026 Apr 24 05:34:53 | 100.1934 | 0.00550 | 1.0368 | 219.2019 | 310.0302 | 13.37485 | – |
| 2026 Apr 24 17:59 | 2026 Apr 24 05:34:53 | 100.1934 | 0.00550 | 1.0368 | 219.2019 | 310.0302 | 13.37485 | – |
| 2026 Apr 23 17:57 | 2026 Apr 19 05:17:54 | 100.1937 | 0.00550 | 0.7025 | 231.4104 | 310.0302 | 13.37485 | – |
| 2026 Apr 22 17:57 | 2026 Apr 19 05:17:54 | 100.1937 | 0.00550 | 0.7025 | 231.4104 | 310.0302 | 13.37485 | – |
| 2026 Apr 21 17:57 | 2026 Apr 19 05:17:54 | 100.1937 | 0.00550 | 0.7025 | 231.4104 | 310.0302 | 13.37485 | – |
| 2026 Apr 20 17:57 | 2026 Apr 19 05:17:54 | 100.1937 | 0.00550 | 0.7025 | 231.4104 | 310.0302 | 13.37485 | – |
| 2026 Apr 19 17:58 | 2026 Apr 19 05:17:54 | 100.1937 | 0.00550 | 0.7025 | 231.4104 | 310.0302 | 13.37485 | – |
| 2026 Apr 18 17:56 | 2026 Apr 13 05:40:26 | 100.1943 | 0.00550 | 0.3034 | 245.9821 | 310.0302 | 13.37485 | – |
| 2026 Apr 16 17:57 | 2026 Apr 13 05:40:26 | 100.1943 | 0.00550 | 0.3034 | 245.9821 | 310.0302 | 13.37485 | – |
| 2026 Apr 14 17:57 | 2026 Apr 13 05:40:26 | 100.1943 | 0.00550 | 0.3034 | 245.9821 | 310.0302 | 13.37485 | – |
| 2026 Apr 13 17:57 | 2026 Apr 13 05:40:26 | 100.1943 | 0.00550 | 0.3034 | 245.9821 | 310.0302 | 13.37485 | – |
| 2026 Apr 12 17:57 | 2026 Apr 08 05:22:42 | 100.1944 | 0.00552 | 23.9690 | 258.1504 | 310.0302 | 13.37485 | – |
| 2026 Apr 11 17:57 | 2026 Apr 08 05:22:42 | 100.1944 | 0.00552 | 23.9690 | 258.1504 | 310.0302 | 13.37485 | – |
| 2026 Apr 10 17:58 | 2026 Apr 08 05:22:42 | 100.1944 | 0.00552 | 23.9690 | 258.1504 | 310.0302 | 13.37485 | – |
| 2026 Apr 09 18:01 | 2026 Apr 08 05:22:42 | 100.1944 | 0.00552 | 23.9690 | 258.1504 | 310.0302 | 13.37485 | – |
| 2026 Apr 08 17:57 | 2026 Apr 08 05:22:42 | 100.1944 | 0.00552 | 23.9690 | 258.1504 | 310.0302 | 13.37485 | – |
| 2026 Apr 07 17:57 | 2026 Apr 02 05:45:27 | 100.1955 | 0.00553 | 23.5698 | 272.6314 | 310.0302 | 13.37485 | – |
| 2026 Apr 06 17:57 | 2026 Apr 02 05:45:27 | 100.1955 | 0.00553 | 23.5698 | 272.6314 | 310.0302 | 13.37485 | – |
| 2026 Apr 05 17:56 | 2026 Apr 02 05:45:27 | 100.1955 | 0.00553 | 23.5698 | 272.6314 | 310.0302 | 13.37485 | – |
| 2026 Apr 04 17:57 | 2026 Apr 02 05:45:27 | 100.1955 | 0.00553 | 23.5698 | 272.6314 | 310.0302 | 13.37485 | – |