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 | 21599 |
| 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 Jan 03 18:57 | 2025 Dec 29 12:24:13 | 99.8277 | 0.04246 | 18.6957 | 164.1982 | 11.3245 | 12.72608 | – |
| 2026 Jan 01 18:56 | 2025 Dec 29 12:24:13 | 99.8277 | 0.04246 | 18.6957 | 164.1982 | 11.3245 | 12.72608 | – |
| 2025 Dec 31 18:57 | 2025 Dec 29 12:24:13 | 99.8277 | 0.04246 | 18.6957 | 164.1982 | 11.3245 | 12.72608 | – |
| 2025 Dec 30 18:56 | 2025 Dec 17 13:38:00 | 99.8271 | 0.04255 | 18.0087 | 190.4394 | 11.3245 | 12.72608 | – |
| 2025 Dec 29 18:56 | 2025 Dec 17 13:38:00 | 99.8271 | 0.04255 | 18.0087 | 190.4394 | 11.3245 | 12.72608 | – |
| 2025 Dec 28 18:57 | 2025 Dec 17 13:38:00 | 99.8271 | 0.04255 | 18.0087 | 190.4394 | 11.3245 | 12.72608 | – |
| 2025 Dec 27 18:57 | 2025 Dec 17 13:38:00 | 99.8271 | 0.04255 | 18.0087 | 190.4394 | 11.3245 | 12.72608 | – |
| 2025 Dec 26 18:56 | 2025 Dec 17 13:38:00 | 99.8271 | 0.04255 | 18.0087 | 190.4394 | 11.3245 | 12.72608 | – |
| 2025 Dec 25 18:57 | 2025 Dec 17 13:38:00 | 99.8271 | 0.04255 | 18.0087 | 190.4394 | 11.3245 | 12.72608 | – |
| 2025 Dec 24 18:56 | 2025 Dec 17 13:38:00 | 99.8271 | 0.04255 | 18.0087 | 190.4394 | 11.3245 | 12.72608 | – |
| 2025 Dec 23 18:56 | 2025 Dec 17 13:38:00 | 99.8271 | 0.04255 | 18.0087 | 190.4394 | 11.3245 | 12.72608 | – |
| 2025 Dec 22 18:57 | 2025 Dec 17 13:38:00 | 99.8271 | 0.04255 | 18.0087 | 190.4394 | 11.3245 | 12.72608 | – |
| 2025 Dec 21 18:57 | 2025 Dec 17 13:38:00 | 99.8271 | 0.04255 | 18.0087 | 190.4394 | 11.3245 | 12.72608 | – |
| 2025 Dec 20 18:57 | 2025 Dec 17 13:38:00 | 99.8271 | 0.04255 | 18.0087 | 190.4394 | 11.3245 | 12.72608 | – |
| 2025 Dec 19 18:57 | 2025 Dec 10 13:43:01 | 99.8269 | 0.04267 | 17.6064 | 205.8002 | 11.3245 | 12.72608 | – |
| 2025 Dec 18 18:57 | 2025 Dec 10 13:43:01 | 99.8269 | 0.04267 | 17.6064 | 205.8002 | 11.3245 | 12.72608 | – |
| 2025 Dec 17 18:58 | 2025 Dec 10 13:43:01 | 99.8269 | 0.04267 | 17.6064 | 205.8002 | 11.3245 | 12.72608 | – |
| 2025 Dec 16 18:57 | 2025 Dec 10 13:43:01 | 99.8269 | 0.04267 | 17.6064 | 205.8002 | 11.3245 | 12.72608 | – |
| 2025 Dec 15 18:58 | 2025 Dec 10 13:43:01 | 99.8269 | 0.04267 | 17.6064 | 205.8002 | 11.3245 | 12.72608 | – |
| 2025 Dec 14 18:56 | 2025 Dec 10 13:43:01 | 99.8269 | 0.04267 | 17.6064 | 205.8002 | 11.3245 | 12.72608 | – |
| 2025 Dec 13 18:56 | 2025 Dec 10 13:43:01 | 99.8269 | 0.04267 | 17.6064 | 205.8002 | 11.3245 | 12.72608 | – |
| 2025 Dec 12 18:57 | 2025 Dec 10 13:43:01 | 99.8269 | 0.04267 | 17.6064 | 205.8002 | 11.3245 | 12.72608 | – |
| 2025 Dec 11 18:56 | 2025 Dec 01 12:44:47 | 99.8266 | 0.04288 | 17.0866 | 225.5642 | 11.3245 | 12.72608 | – |
| 2025 Dec 10 18:56 | 2025 Dec 01 12:44:47 | 99.8266 | 0.04288 | 17.0866 | 225.5642 | 11.3245 | 12.72608 | – |
| 2025 Dec 09 18:56 | 2025 Dec 01 12:44:47 | 99.8266 | 0.04288 | 17.0866 | 225.5642 | 11.3245 | 12.72608 | – |
| 2025 Dec 08 18:56 | 2025 Dec 01 12:44:47 | 99.8266 | 0.04288 | 17.0866 | 225.5642 | 11.3245 | 12.72608 | – |
| 2025 Dec 07 18:56 | 2025 Dec 01 12:44:47 | 99.8266 | 0.04288 | 17.0866 | 225.5642 | 11.3245 | 12.72608 | – |