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 | 21545 |
| 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 Apr 13 17:57 | 2026 Apr 12 15:25:11 | 99.6792 | 0.02303 | 16.4893 | 230.3883 | 143.7331 | 13.22264 | – |
| 2026 Apr 12 17:57 | 2026 Apr 08 07:59:32 | 99.6783 | 0.02301 | 16.2231 | 240.5999 | 143.7331 | 13.22264 | – |
| 2026 Apr 11 17:57 | 2026 Apr 08 07:59:32 | 99.6783 | 0.02301 | 16.2231 | 240.5999 | 143.7331 | 13.22264 | – |
| 2026 Apr 10 17:58 | 2026 Apr 08 07:59:32 | 99.6783 | 0.02301 | 16.2231 | 240.5999 | 143.7331 | 13.22264 | – |
| 2026 Apr 09 18:01 | 2026 Apr 08 07:59:32 | 99.6783 | 0.02301 | 16.2231 | 240.5999 | 143.7331 | 13.22264 | – |
| 2026 Apr 08 17:57 | 2026 Apr 08 07:59:32 | 99.6783 | 0.02301 | 16.2231 | 240.5999 | 143.7331 | 13.22264 | – |
| 2026 Apr 07 17:57 | 2026 Apr 02 05:22:10 | 99.6770 | 0.02298 | 15.8457 | 255.1002 | 143.7331 | 13.22264 | – |
| 2026 Apr 06 17:57 | 2026 Apr 02 05:22:10 | 99.6770 | 0.02298 | 15.8457 | 255.1002 | 143.7331 | 13.22264 | – |
| 2026 Apr 05 17:56 | 2026 Apr 02 05:22:10 | 99.6770 | 0.02298 | 15.8457 | 255.1002 | 143.7331 | 13.22264 | – |
| 2026 Apr 04 17:57 | 2026 Apr 02 05:22:10 | 99.6770 | 0.02298 | 15.8457 | 255.1002 | 143.7331 | 13.22264 | – |
| 2026 Apr 03 17:56 | 2026 Apr 02 05:22:10 | 99.6770 | 0.02298 | 15.8457 | 255.1002 | 143.7331 | 13.22264 | – |
| 2026 Apr 02 18:03 | 2026 Apr 02 05:22:10 | 99.6770 | 0.02298 | 15.8457 | 255.1002 | 143.7331 | 13.22264 | – |
| 2026 Mar 31 17:57 | 2026 Mar 25 08:01:02 | 99.6753 | 0.02295 | 15.3585 | 273.8406 | 143.7331 | 13.22264 | – |
| 2026 Mar 30 17:58 | 2026 Mar 25 08:01:02 | 99.6753 | 0.02295 | 15.3585 | 273.8406 | 143.7331 | 13.22264 | – |
| 2026 Mar 29 17:57 | 2026 Mar 25 08:01:02 | 99.6753 | 0.02295 | 15.3585 | 273.8406 | 143.7331 | 13.22264 | – |
| 2026 Mar 28 18:57 | 2026 Mar 25 08:01:02 | 99.6753 | 0.02295 | 15.3585 | 273.8406 | 143.7331 | 13.22264 | – |
| 2026 Mar 27 18:57 | 2026 Mar 25 08:01:02 | 99.6753 | 0.02295 | 15.3585 | 273.8406 | 143.7331 | 13.22264 | – |
| 2026 Mar 26 18:57 | 2026 Mar 25 08:01:02 | 99.6753 | 0.02295 | 15.3585 | 273.8406 | 143.7331 | 13.22264 | – |
| 2026 Mar 25 18:56 | 2026 Mar 20 08:09:47 | 99.6742 | 0.02295 | 15.0501 | 285.7113 | 143.7331 | 13.22264 | – |
| 2026 Mar 24 18:56 | 2026 Mar 20 08:09:47 | 99.6742 | 0.02295 | 15.0501 | 285.7113 | 143.7331 | 13.22264 | – |
| 2026 Mar 23 18:56 | 2026 Mar 20 08:09:47 | 99.6742 | 0.02295 | 15.0501 | 285.7113 | 143.7331 | 13.22264 | – |
| 2026 Mar 22 18:56 | 2026 Mar 20 08:09:47 | 99.6742 | 0.02295 | 15.0501 | 285.7113 | 143.7331 | 13.22264 | – |
| 2026 Mar 21 19:05 | 2026 Mar 20 08:09:47 | 99.6742 | 0.02295 | 15.0501 | 285.7113 | 143.7331 | 13.22264 | – |
| 2026 Mar 20 18:57 | 2026 Mar 20 08:09:47 | 99.6742 | 0.02295 | 15.0501 | 285.7113 | 143.7331 | 13.22264 | – |
| 2026 Mar 19 18:56 | 2026 Mar 15 15:29:31 | 99.6731 | 0.02294 | 14.7602 | 296.8737 | 143.7331 | 13.22264 | – |
| 2026 Mar 18 18:56 | 2026 Mar 15 15:29:31 | 99.6731 | 0.02294 | 14.7602 | 296.8737 | 143.7331 | 13.22264 | – |
| 2026 Mar 17 18:56 | 2026 Mar 15 15:29:31 | 99.6731 | 0.02294 | 14.7602 | 296.8737 | 143.7331 | 13.22264 | – |