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 19 17:58 | 2026 May 14 16:51:32 | 100.1920 | 0.00555 | 2.4021 | 169.5458 | 216.8953 | 13.37490 | – |
| 2026 May 18 17:57 | 2026 May 14 16:51:32 | 100.1920 | 0.00555 | 2.4021 | 169.5458 | 216.8953 | 13.37490 | – |
| 2026 May 17 17:57 | 2026 May 14 16:51:32 | 100.1920 | 0.00555 | 2.4021 | 169.5458 | 216.8953 | 13.37490 | – |
| 2026 May 16 17:56 | 2026 May 14 16:51:32 | 100.1920 | 0.00555 | 2.4021 | 169.5458 | 216.8953 | 13.37490 | – |
| 2026 May 15 17:57 | 2026 May 10 05:46:12 | 100.1923 | 0.00553 | 2.1045 | 180.3164 | 216.8953 | 13.37490 | – |
| 2026 May 14 17:58 | 2026 May 10 05:46:12 | 100.1923 | 0.00553 | 2.1045 | 180.3164 | 216.8953 | 13.37490 | – |
| 2026 May 13 17:58 | 2026 May 10 05:46:12 | 100.1923 | 0.00553 | 2.1045 | 180.3164 | 216.8953 | 13.37490 | – |
| 2026 May 12 17:58 | 2026 May 10 05:46:12 | 100.1923 | 0.00553 | 2.1045 | 180.3164 | 216.8953 | 13.37490 | – |
| 2026 May 11 17:56 | 2026 May 10 05:46:12 | 100.1923 | 0.00553 | 2.1045 | 180.3164 | 216.8953 | 13.37490 | – |
| 2026 May 10 17:57 | 2026 May 10 05:46:12 | 100.1923 | 0.00553 | 2.1045 | 180.3164 | 216.8953 | 13.37490 | – |
| 2026 May 09 17:57 | 2026 May 05 07:09:56 | 100.1926 | 0.00552 | 1.7749 | 192.3085 | 216.8953 | 13.37490 | – |
| 2026 May 08 17:57 | 2026 May 05 07:09:56 | 100.1926 | 0.00552 | 1.7749 | 192.3085 | 216.8953 | 13.37490 | – |
| 2026 May 07 17:58 | 2026 May 05 07:09:56 | 100.1926 | 0.00552 | 1.7749 | 192.3085 | 216.8953 | 13.37490 | – |
| 2026 May 06 17:57 | 2026 May 05 07:09:56 | 100.1926 | 0.00552 | 1.7749 | 192.3085 | 216.8953 | 13.37490 | – |
| 2026 May 05 17:57 | 2026 May 05 07:09:56 | 100.1926 | 0.00552 | 1.7749 | 192.3085 | 216.8953 | 13.37490 | – |
| 2026 May 04 17:57 | 2026 Apr 30 05:12:38 | 100.1932 | 0.00551 | 1.4360 | 204.6463 | 216.8953 | 13.37490 | – |
| 2026 May 03 17:57 | 2026 Apr 30 05:12:38 | 100.1932 | 0.00551 | 1.4360 | 204.6463 | 216.8953 | 13.37490 | – |
| 2026 May 02 17:57 | 2026 Apr 30 05:12:38 | 100.1932 | 0.00551 | 1.4360 | 204.6463 | 216.8953 | 13.37490 | – |
| 2026 May 01 17:56 | 2026 Apr 30 05:12:38 | 100.1932 | 0.00551 | 1.4360 | 204.6463 | 216.8953 | 13.37490 | – |
| 2026 Apr 30 17:56 | 2026 Apr 30 05:12:38 | 100.1932 | 0.00551 | 1.4360 | 204.6463 | 216.8953 | 13.37490 | – |
| 2026 Apr 29 17:57 | 2026 Apr 24 05:34:53 | 100.1934 | 0.00550 | 1.0368 | 219.2019 | 216.8953 | 13.37490 | – |
| 2026 Apr 28 17:56 | 2026 Apr 24 05:34:53 | 100.1934 | 0.00550 | 1.0368 | 219.2019 | 216.8953 | 13.37490 | – |
| 2026 Apr 27 17:58 | 2026 Apr 24 05:34:53 | 100.1934 | 0.00550 | 1.0368 | 219.2019 | 216.8953 | 13.37490 | – |
| 2026 Apr 26 17:58 | 2026 Apr 24 05:34:53 | 100.1934 | 0.00550 | 1.0368 | 219.2019 | 216.8953 | 13.37490 | – |
| 2026 Apr 25 17:58 | 2026 Apr 24 05:34:53 | 100.1934 | 0.00550 | 1.0368 | 219.2019 | 216.8953 | 13.37490 | – |
| 2026 Apr 24 17:59 | 2026 Apr 24 05:34:53 | 100.1934 | 0.00550 | 1.0368 | 219.2019 | 216.8953 | 13.37490 | – |
| 2026 Apr 23 17:57 | 2026 Apr 19 05:17:54 | 100.1937 | 0.00550 | 0.7025 | 231.4104 | 216.8953 | 13.37490 | – |
| 2026 Apr 22 17:57 | 2026 Apr 19 05:17:54 | 100.1937 | 0.00550 | 0.7025 | 231.4104 | 216.8953 | 13.37490 | – |