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 | 21371 |
| 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 |
| 2025 Sep 15 17:56 | 2025 Sep 15 05:32:20 | 99.8024 | 0.01528 | 22.9033 | 31.3249 | 353.1787 | 13.14270 | – |
| 2025 Sep 12 17:57 | 2025 Sep 03 04:53:48 | 99.8034 | 0.01532 | 22.1622 | 59.2048 | 353.1787 | 13.14270 | – |
| 2025 Sep 11 17:57 | 2025 Sep 03 04:53:48 | 99.8034 | 0.01532 | 22.1622 | 59.2048 | 353.1787 | 13.14270 | – |
| 2025 Sep 10 17:56 | 2025 Sep 03 04:53:48 | 99.8034 | 0.01532 | 22.1622 | 59.2048 | 353.1787 | 13.14270 | – |
| 2025 Sep 08 17:57 | 2025 Sep 03 04:53:48 | 99.8034 | 0.01532 | 22.1622 | 59.2048 | 353.1787 | 13.14270 | – |
| 2025 Sep 07 17:56 | 2025 Sep 03 04:53:48 | 99.8034 | 0.01532 | 22.1622 | 59.2048 | 353.1787 | 13.14270 | – |
| 2025 Sep 06 20:41 | 2025 Sep 03 04:53:48 | 99.8034 | 0.01532 | 22.1622 | 59.2048 | 353.1787 | 13.14270 | – |
| 2025 Sep 03 17:57 | 2025 Sep 03 04:53:48 | 99.8034 | 0.01532 | 22.1622 | 59.2048 | 353.1787 | 13.14270 | – |
| 2025 Sep 02 17:56 | 2025 Aug 27 12:05:19 | 99.8038 | 0.01533 | 21.7493 | 74.7257 | 353.1787 | 13.14270 | – |
| 2025 Sep 01 17:56 | 2025 Aug 27 12:05:19 | 99.8038 | 0.01533 | 21.7493 | 74.7257 | 353.1787 | 13.14270 | – |
| 2025 Aug 31 17:56 | 2025 Aug 27 12:05:19 | 99.8038 | 0.01533 | 21.7493 | 74.7257 | 353.1787 | 13.14270 | – |
| 2025 Aug 30 17:56 | 2025 Aug 27 12:05:19 | 99.8038 | 0.01533 | 21.7493 | 74.7257 | 353.1787 | 13.14270 | – |
| 2025 Aug 29 17:56 | 2025 Aug 27 12:05:19 | 99.8038 | 0.01533 | 21.7493 | 74.7257 | 353.1787 | 13.14270 | – |
| 2025 Aug 28 17:57 | 2025 Aug 27 12:05:19 | 99.8038 | 0.01533 | 21.7493 | 74.7257 | 353.1787 | 13.14270 | – |
| 2025 Aug 27 17:56 | 2025 Aug 21 19:35:41 | 99.8042 | 0.01534 | 21.3988 | 87.8811 | 353.1787 | 13.14270 | – |
| 2025 Aug 26 17:56 | 2025 Aug 21 19:35:41 | 99.8042 | 0.01534 | 21.3988 | 87.8811 | 353.1787 | 13.14270 | – |
| 2025 Aug 25 17:56 | 2025 Aug 21 19:35:41 | 99.8042 | 0.01534 | 21.3988 | 87.8811 | 353.1787 | 13.14270 | – |
| 2025 Aug 24 17:56 | 2025 Aug 21 19:35:41 | 99.8042 | 0.01534 | 21.3988 | 87.8811 | 353.1787 | 13.14270 | – |
| 2025 Aug 23 17:56 | 2025 Aug 21 19:35:41 | 99.8042 | 0.01534 | 21.3988 | 87.8811 | 353.1787 | 13.14270 | – |
| 2025 Aug 22 17:56 | 2025 Aug 17 05:25:10 | 99.8043 | 0.01534 | 21.1158 | 98.4929 | 353.1787 | 13.14270 | – |