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 | 21281 |
| 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 Jul 24 17:56 | 2026 Jul 21 06:25:50 | 99.9993 | 0.00562 | 8.8731 | 213.9526 | 302.1878 | 13.34336 | – |
| 2026 Jul 23 17:57 | 2026 Jul 21 06:25:50 | 99.9993 | 0.00562 | 8.8731 | 213.9526 | 302.1878 | 13.34336 | – |
| 2026 Jul 22 17:57 | 2026 Jul 21 06:25:50 | 99.9993 | 0.00562 | 8.8731 | 213.9526 | 302.1878 | 13.34336 | – |
| 2026 Jul 21 17:57 | 2026 Jul 21 06:25:50 | 99.9993 | 0.00562 | 8.8731 | 213.9526 | 302.1878 | 13.34336 | – |
| 2026 Jul 20 17:57 | 2026 Jul 16 05:55:27 | 99.9996 | 0.00561 | 8.5462 | 226.0887 | 302.1878 | 13.34336 | – |
| 2026 Jul 19 19:06 | 2026 Jul 16 05:55:27 | 99.9996 | 0.00561 | 8.5462 | 226.0887 | 302.1878 | 13.34336 | – |
| 2026 Jul 19 17:57 | 2026 Jul 16 05:55:27 | 99.9996 | 0.00561 | 8.5462 | 226.0887 | 302.1878 | 13.34336 | – |
| 2026 Jul 18 17:57 | 2026 Jul 16 05:55:27 | 99.9996 | 0.00561 | 8.5462 | 226.0887 | 302.1878 | 13.34336 | – |
| 2026 Jul 17 17:57 | 2026 Jul 16 05:55:27 | 99.9996 | 0.00561 | 8.5462 | 226.0887 | 302.1878 | 13.34336 | – |
| 2026 Jul 16 17:56 | 2026 Jul 16 05:55:27 | 99.9996 | 0.00561 | 8.5462 | 226.0887 | 302.1878 | 13.34336 | – |
| 2026 Jul 15 17:57 | 2026 Jul 11 07:04:53 | 99.9999 | 0.00560 | 8.2238 | 238.1038 | 302.1878 | 13.34336 | – |
| 2026 Jul 14 17:56 | 2026 Jul 11 07:04:53 | 99.9999 | 0.00560 | 8.2238 | 238.1038 | 302.1878 | 13.34336 | – |
| 2026 Jul 13 17:56 | 2026 Jul 11 07:04:53 | 99.9999 | 0.00560 | 8.2238 | 238.1038 | 302.1878 | 13.34336 | – |
| 2026 Jul 12 17:56 | 2026 Jul 11 07:04:53 | 99.9999 | 0.00560 | 8.2238 | 238.1038 | 302.1878 | 13.34336 | – |
| 2026 Jul 11 17:56 | 2026 Jul 11 07:04:53 | 99.9999 | 0.00560 | 8.2238 | 238.1038 | 302.1878 | 13.34336 | – |
| 2026 Jul 09 17:56 | 2026 Jul 05 07:06:56 | 100.0000 | 0.00560 | 7.8333 | 252.6907 | 302.1878 | 13.34336 | – |
| 2026 Jul 08 17:56 | 2026 Jul 05 07:06:56 | 100.0000 | 0.00560 | 7.8333 | 252.6907 | 302.1878 | 13.34336 | – |
| 2026 Jul 07 17:56 | 2026 Jul 05 07:06:56 | 100.0000 | 0.00560 | 7.8333 | 252.6907 | 302.1878 | 13.34336 | – |
| 2026 Jul 06 17:57 | 2026 Jul 05 07:06:56 | 100.0000 | 0.00560 | 7.8333 | 252.6907 | 302.1878 | 13.34336 | – |
| 2026 Jul 05 17:56 | 2026 Jul 05 07:06:56 | 100.0000 | 0.00560 | 7.8333 | 252.6907 | 302.1878 | 13.34336 | – |
| 2026 Jul 04 17:56 | 2026 Jun 29 08:46:48 | 100.0003 | 0.00560 | 7.4472 | 267.1031 | 302.1878 | 13.34336 | – |
| 2026 Jul 03 17:57 | 2026 Jun 29 08:46:48 | 100.0003 | 0.00560 | 7.4472 | 267.1031 | 302.1878 | 13.34336 | – |
| 2026 Jul 02 17:56 | 2026 Jun 29 08:46:48 | 100.0003 | 0.00560 | 7.4472 | 267.1031 | 302.1878 | 13.34336 | – |
| 2026 Jul 01 17:56 | 2026 Jun 29 08:46:48 | 100.0003 | 0.00560 | 7.4472 | 267.1031 | 302.1878 | 13.34336 | – |
| 2026 Jun 30 17:56 | 2026 Jun 29 08:46:48 | 100.0003 | 0.00560 | 7.4472 | 267.1031 | 302.1878 | 13.34336 | – |
| 2026 Jun 29 17:57 | 2026 Jun 29 08:46:48 | 100.0003 | 0.00560 | 7.4472 | 267.1031 | 302.1878 | 13.34336 | – |
| 2026 Jun 28 17:56 | 2026 Jun 22 07:37:25 | 100.0003 | 0.00561 | 6.9883 | 284.2087 | 302.1878 | 13.34336 | – |
| 2026 Jun 27 17:55 | 2026 Jun 22 07:37:25 | 100.0003 | 0.00561 | 6.9883 | 284.2087 | 302.1878 | 13.34336 | – |