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 | 21499 |
| 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 20:41:02 | 99.6209 | 0.01455 | 11.4090 | 232.1933 | 281.1737 | 13.40466 | – |
| 2026 Feb 04 18:57 | 2026 Feb 01 20:41:02 | 99.6209 | 0.01455 | 11.4090 | 232.1933 | 281.1737 | 13.40466 | – |
| 2026 Feb 03 18:56 | 2026 Feb 01 20:41:02 | 99.6209 | 0.01455 | 11.4090 | 232.1933 | 281.1737 | 13.40466 | – |
| 2026 Feb 02 18:56 | 2026 Feb 01 20:41:02 | 99.6209 | 0.01455 | 11.4090 | 232.1933 | 281.1737 | 13.40466 | – |
| 2026 Feb 01 18:56 | 2026 Jan 27 20:40:14 | 99.6215 | 0.01447 | 11.0921 | 244.0597 | 281.1737 | 13.40466 | – |
| 2026 Jan 31 18:56 | 2026 Jan 27 20:40:14 | 99.6215 | 0.01447 | 11.0921 | 244.0597 | 281.1737 | 13.40466 | – |
| 2026 Jan 30 18:57 | 2026 Jan 27 20:40:14 | 99.6215 | 0.01447 | 11.0921 | 244.0597 | 281.1737 | 13.40466 | – |
| 2026 Jan 29 18:56 | 2026 Jan 27 20:40:14 | 99.6215 | 0.01447 | 11.0921 | 244.0597 | 281.1737 | 13.40466 | – |
| 2026 Jan 28 18:56 | 2026 Jan 27 20:40:14 | 99.6215 | 0.01447 | 11.0921 | 244.0597 | 281.1737 | 13.40466 | – |
| 2026 Jan 27 18:56 | 2026 Jan 19 07:57:18 | 99.6226 | 0.01431 | 10.5519 | 264.5422 | 281.1737 | 13.40466 | – |
| 2026 Jan 26 18:57 | 2026 Jan 19 07:57:18 | 99.6226 | 0.01431 | 10.5519 | 264.5422 | 281.1737 | 13.40466 | – |
| 2026 Jan 25 18:57 | 2026 Jan 19 07:57:18 | 99.6226 | 0.01431 | 10.5519 | 264.5422 | 281.1737 | 13.40466 | – |
| 2026 Jan 24 18:58 | 2026 Jan 19 07:57:18 | 99.6226 | 0.01431 | 10.5519 | 264.5422 | 281.1737 | 13.40466 | – |
| 2026 Jan 22 18:56 | 2026 Jan 19 07:57:18 | 99.6226 | 0.01431 | 10.5519 | 264.5422 | 281.1737 | 13.40466 | – |
| 2026 Jan 21 18:56 | 2026 Jan 12 20:35:53 | 99.6231 | 0.01412 | 10.1418 | 280.1217 | 281.1737 | 13.40466 | – |