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 | 21438 |
| 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 Feb 05 18:58 | 2026 Feb 01 16:59:14 | 99.7286 | 0.00795 | 21.0027 | 243.4737 | 146.4076 | 13.30989 | – |
| 2026 Feb 04 18:57 | 2026 Feb 01 16:59:14 | 99.7286 | 0.00795 | 21.0027 | 243.4737 | 146.4076 | 13.30989 | – |
| 2026 Feb 03 18:56 | 2026 Feb 01 16:59:14 | 99.7286 | 0.00795 | 21.0027 | 243.4737 | 146.4076 | 13.30989 | – |
| 2026 Feb 02 18:56 | 2026 Feb 01 16:59:14 | 99.7286 | 0.00795 | 21.0027 | 243.4737 | 146.4076 | 13.30989 | – |
| 2026 Feb 01 18:56 | 2026 Jan 27 17:54:50 | 99.7281 | 0.00796 | 20.6903 | 255.4912 | 146.4076 | 13.30989 | – |
| 2026 Jan 31 18:56 | 2026 Jan 27 17:54:50 | 99.7281 | 0.00796 | 20.6903 | 255.4912 | 146.4076 | 13.30989 | – |
| 2026 Jan 30 18:57 | 2026 Jan 27 17:54:50 | 99.7281 | 0.00796 | 20.6903 | 255.4912 | 146.4076 | 13.30989 | – |
| 2026 Jan 29 18:56 | 2026 Jan 27 17:54:50 | 99.7281 | 0.00796 | 20.6903 | 255.4912 | 146.4076 | 13.30989 | – |
| 2026 Jan 28 18:56 | 2026 Jan 27 17:54:50 | 99.7281 | 0.00796 | 20.6903 | 255.4912 | 146.4076 | 13.30989 | – |
| 2026 Jan 27 18:56 | 2026 Jan 22 12:22:38 | 99.7282 | 0.00798 | 20.3609 | 268.1409 | 146.4076 | 13.30989 | – |
| 2026 Jan 26 18:57 | 2026 Jan 22 12:22:38 | 99.7282 | 0.00798 | 20.3609 | 268.1409 | 146.4076 | 13.30989 | – |
| 2026 Jan 25 18:57 | 2026 Jan 22 12:22:38 | 99.7282 | 0.00798 | 20.3609 | 268.1409 | 146.4076 | 13.30989 | – |