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 | 21351 |
| 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 Dec 23 18:56 | 2025 Dec 20 06:37:04 | 99.8229 | 0.00656 | 8.1023 | 26.8697 | 34.8323 | 13.31627 | – |
| 2025 Dec 22 18:57 | 2025 Dec 20 06:37:04 | 99.8229 | 0.00656 | 8.1023 | 26.8697 | 34.8323 | 13.31627 | – |
| 2025 Dec 21 18:57 | 2025 Dec 20 06:37:04 | 99.8229 | 0.00656 | 8.1023 | 26.8697 | 34.8323 | 13.31627 | – |
| 2025 Dec 20 18:57 | 2025 Dec 20 06:37:04 | 99.8229 | 0.00656 | 8.1023 | 26.8697 | 34.8323 | 13.31627 | – |
| 2025 Dec 19 18:57 | 2025 Dec 12 07:25:55 | 99.8225 | 0.00658 | 7.5951 | 45.8421 | 34.8323 | 13.31627 | – |
| 2025 Dec 18 18:57 | 2025 Dec 12 07:25:55 | 99.8225 | 0.00658 | 7.5951 | 45.8421 | 34.8323 | 13.31627 | – |
| 2025 Dec 17 18:58 | 2025 Dec 12 07:25:55 | 99.8225 | 0.00658 | 7.5951 | 45.8421 | 34.8323 | 13.31627 | – |
| 2025 Dec 16 18:57 | 2025 Dec 12 07:25:55 | 99.8225 | 0.00658 | 7.5951 | 45.8421 | 34.8323 | 13.31627 | – |
| 2025 Dec 15 18:58 | 2025 Dec 12 07:25:55 | 99.8225 | 0.00658 | 7.5951 | 45.8421 | 34.8323 | 13.31627 | – |
| 2025 Dec 14 18:56 | 2025 Dec 12 07:25:55 | 99.8225 | 0.00658 | 7.5951 | 45.8421 | 34.8323 | 13.31627 | – |
| 2025 Dec 13 18:56 | 2025 Dec 12 07:25:55 | 99.8225 | 0.00658 | 7.5951 | 45.8421 | 34.8323 | 13.31627 | – |
| 2025 Dec 12 18:57 | 2025 Dec 12 07:25:55 | 99.8225 | 0.00658 | 7.5951 | 45.8421 | 34.8323 | 13.31627 | – |
| 2025 Dec 11 18:56 | 2025 Dec 07 03:37:02 | 99.8223 | 0.00659 | 7.2667 | 58.1114 | 34.8323 | 13.31627 | – |
| 2025 Dec 10 18:56 | 2025 Dec 07 03:37:02 | 99.8223 | 0.00659 | 7.2667 | 58.1114 | 34.8323 | 13.31627 | – |
| 2025 Dec 09 18:56 | 2025 Dec 07 03:37:02 | 99.8223 | 0.00659 | 7.2667 | 58.1114 | 34.8323 | 13.31627 | – |
| 2025 Dec 08 18:56 | 2025 Dec 07 03:37:02 | 99.8223 | 0.00659 | 7.2667 | 58.1114 | 34.8323 | 13.31627 | – |
| 2025 Dec 07 18:56 | 2025 Dec 07 03:37:02 | 99.8223 | 0.00659 | 7.2667 | 58.1114 | 34.8323 | 13.31627 | – |
| 2025 Dec 06 18:56 | 2025 Dec 02 07:37:09 | 99.8222 | 0.00660 | 6.9591 | 69.5899 | 34.8323 | 13.31627 | – |
| 2025 Dec 05 18:57 | 2025 Dec 02 07:37:09 | 99.8222 | 0.00660 | 6.9591 | 69.5899 | 34.8323 | 13.31627 | – |
| 2025 Dec 04 18:57 | 2025 Dec 02 07:37:09 | 99.8222 | 0.00660 | 6.9591 | 69.5899 | 34.8323 | 13.31627 | – |
| 2025 Dec 03 18:56 | 2025 Dec 02 07:37:09 | 99.8222 | 0.00660 | 6.9591 | 69.5899 | 34.8323 | 13.31627 | – |
| 2025 Dec 02 18:56 | 2025 Dec 02 07:37:09 | 99.8222 | 0.00660 | 6.9591 | 69.5899 | 34.8323 | 13.31627 | – |
| 2025 Nov 30 18:57 | 2025 Nov 25 07:55:11 | 99.8216 | 0.00661 | 6.5143 | 86.1680 | 34.8323 | 13.31627 | – |
| 2025 Nov 29 18:56 | 2025 Nov 25 07:55:11 | 99.8216 | 0.00661 | 6.5143 | 86.1680 | 34.8323 | 13.31627 | – |
| 2025 Nov 28 18:57 | 2025 Nov 25 07:55:11 | 99.8216 | 0.00661 | 6.5143 | 86.1680 | 34.8323 | 13.31627 | – |
| 2025 Nov 27 18:57 | 2025 Nov 25 07:55:11 | 99.8216 | 0.00661 | 6.5143 | 86.1680 | 34.8323 | 13.31627 | – |
| 2025 Nov 26 18:57 | 2025 Nov 25 07:55:11 | 99.8216 | 0.00661 | 6.5143 | 86.1680 | 34.8323 | 13.31627 | – |