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 | 21277 |
| 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 05 18:57 | 2025 Dec 31 09:30:32 | 99.7200 | 0.01328 | 9.7498 | 260.3977 | 161.6980 | 13.19216 | – |
| 2026 Jan 04 18:56 | 2025 Dec 31 09:30:32 | 99.7200 | 0.01328 | 9.7498 | 260.3977 | 161.6980 | 13.19216 | – |
| 2026 Jan 03 18:57 | 2025 Dec 31 09:30:32 | 99.7200 | 0.01328 | 9.7498 | 260.3977 | 161.6980 | 13.19216 | – |
| 2026 Jan 01 18:56 | 2025 Dec 31 09:30:32 | 99.7200 | 0.01328 | 9.7498 | 260.3977 | 161.6980 | 13.19216 | – |
| 2025 Dec 31 18:57 | 2025 Dec 31 09:30:32 | 99.7200 | 0.01328 | 9.7498 | 260.3977 | 161.6980 | 13.19216 | – |
| 2025 Dec 30 18:56 | 2025 Dec 26 09:08:38 | 99.7195 | 0.01327 | 9.4405 | 272.2106 | 161.6980 | 13.19216 | – |
| 2025 Dec 29 18:56 | 2025 Dec 26 09:08:38 | 99.7195 | 0.01327 | 9.4405 | 272.2106 | 161.6980 | 13.19216 | – |
| 2025 Dec 28 18:57 | 2025 Dec 26 09:08:38 | 99.7195 | 0.01327 | 9.4405 | 272.2106 | 161.6980 | 13.19216 | – |
| 2025 Dec 27 18:57 | 2025 Dec 26 09:08:38 | 99.7195 | 0.01327 | 9.4405 | 272.2106 | 161.6980 | 13.19216 | – |
| 2025 Dec 26 18:56 | 2025 Dec 26 09:08:38 | 99.7195 | 0.01327 | 9.4405 | 272.2106 | 161.6980 | 13.19216 | – |
| 2025 Dec 25 18:57 | 2025 Dec 20 15:02:24 | 99.7193 | 0.01326 | 9.0857 | 285.7876 | 161.6980 | 13.19216 | – |
| 2025 Dec 24 18:56 | 2025 Dec 20 15:02:24 | 99.7193 | 0.01326 | 9.0857 | 285.7876 | 161.6980 | 13.19216 | – |
| 2025 Dec 23 18:56 | 2025 Dec 20 15:02:24 | 99.7193 | 0.01326 | 9.0857 | 285.7876 | 161.6980 | 13.19216 | – |
| 2025 Dec 22 18:57 | 2025 Dec 20 15:02:24 | 99.7193 | 0.01326 | 9.0857 | 285.7876 | 161.6980 | 13.19216 | – |
| 2025 Dec 21 18:57 | 2025 Dec 20 15:02:24 | 99.7193 | 0.01326 | 9.0857 | 285.7876 | 161.6980 | 13.19216 | – |
| 2025 Dec 20 18:57 | 2025 Dec 20 15:02:24 | 99.7193 | 0.01326 | 9.0857 | 285.7876 | 161.6980 | 13.19216 | – |
| 2025 Dec 19 18:57 | 2025 Dec 12 06:51:24 | 99.7189 | 0.01325 | 8.5714 | 305.4751 | 161.6980 | 13.19216 | – |
| 2025 Dec 18 18:57 | 2025 Dec 12 06:51:24 | 99.7189 | 0.01325 | 8.5714 | 305.4751 | 161.6980 | 13.19216 | – |
| 2025 Dec 17 18:58 | 2025 Dec 12 06:51:24 | 99.7189 | 0.01325 | 8.5714 | 305.4751 | 161.6980 | 13.19216 | – |
| 2025 Dec 16 18:57 | 2025 Dec 12 06:51:24 | 99.7189 | 0.01325 | 8.5714 | 305.4751 | 161.6980 | 13.19216 | – |
| 2025 Dec 15 18:58 | 2025 Dec 12 06:51:24 | 99.7189 | 0.01325 | 8.5714 | 305.4751 | 161.6980 | 13.19216 | – |
| 2025 Dec 14 18:56 | 2025 Dec 12 06:51:24 | 99.7189 | 0.01325 | 8.5714 | 305.4751 | 161.6980 | 13.19216 | – |
| 2025 Dec 13 18:56 | 2025 Dec 12 06:51:24 | 99.7189 | 0.01325 | 8.5714 | 305.4751 | 161.6980 | 13.19216 | – |
| 2025 Dec 12 18:57 | 2025 Dec 12 06:51:24 | 99.7189 | 0.01325 | 8.5714 | 305.4751 | 161.6980 | 13.19216 | – |
| 2025 Dec 11 18:56 | 2025 Dec 07 03:43:18 | 99.7187 | 0.01324 | 8.2551 | 317.5949 | 161.6980 | 13.19216 | – |
| 2025 Dec 10 18:56 | 2025 Dec 07 03:43:18 | 99.7187 | 0.01324 | 8.2551 | 317.5949 | 161.6980 | 13.19216 | – |
| 2025 Dec 09 18:56 | 2025 Dec 07 03:43:18 | 99.7187 | 0.01324 | 8.2551 | 317.5949 | 161.6980 | 13.19216 | – |