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 | 21471 |
| 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 01 18:56 | 2025 Dec 31 09:05:19 | 99.9285 | 0.02485 | 10.3534 | 49.6817 | 4.9764 | 13.57534 | – |
| 2025 Dec 31 18:57 | 2025 Dec 31 09:05:19 | 99.9285 | 0.02485 | 10.3534 | 49.6817 | 4.9764 | 13.57534 | – |
| 2025 Dec 30 18:56 | 2025 Dec 26 08:41:45 | 99.9284 | 0.02486 | 10.0155 | 62.2297 | 4.9764 | 13.57534 | – |
| 2025 Dec 29 18:56 | 2025 Dec 26 08:41:45 | 99.9284 | 0.02486 | 10.0155 | 62.2297 | 4.9764 | 13.57534 | – |
| 2025 Dec 28 18:57 | 2025 Dec 26 08:41:45 | 99.9284 | 0.02486 | 10.0155 | 62.2297 | 4.9764 | 13.57534 | – |
| 2025 Dec 27 18:57 | 2025 Dec 26 08:41:45 | 99.9284 | 0.02486 | 10.0155 | 62.2297 | 4.9764 | 13.57534 | – |
| 2025 Dec 26 18:56 | 2025 Dec 26 08:41:45 | 99.9284 | 0.02486 | 10.0155 | 62.2297 | 4.9764 | 13.57534 | – |
| 2025 Dec 25 18:57 | 2025 Dec 19 08:39:37 | 99.9281 | 0.02488 | 9.5439 | 79.7095 | 4.9764 | 13.57534 | – |
| 2025 Dec 24 18:56 | 2025 Dec 19 08:39:37 | 99.9281 | 0.02488 | 9.5439 | 79.7095 | 4.9764 | 13.57534 | – |
| 2025 Dec 23 18:56 | 2025 Dec 19 08:39:37 | 99.9281 | 0.02488 | 9.5439 | 79.7095 | 4.9764 | 13.57534 | – |
| 2025 Dec 22 18:57 | 2025 Dec 19 08:39:37 | 99.9281 | 0.02488 | 9.5439 | 79.7095 | 4.9764 | 13.57534 | – |
| 2025 Dec 21 18:57 | 2025 Dec 19 08:39:37 | 99.9281 | 0.02488 | 9.5439 | 79.7095 | 4.9764 | 13.57534 | – |
| 2025 Dec 20 18:57 | 2025 Dec 19 08:39:37 | 99.9281 | 0.02488 | 9.5439 | 79.7095 | 4.9764 | 13.57534 | – |
| 2025 Dec 19 18:57 | 2025 Dec 11 20:50:46 | 99.9279 | 0.02489 | 9.0391 | 98.4047 | 4.9764 | 13.57534 | – |
| 2025 Dec 18 18:57 | 2025 Dec 11 20:50:46 | 99.9279 | 0.02489 | 9.0391 | 98.4047 | 4.9764 | 13.57534 | – |
| 2025 Dec 17 18:58 | 2025 Dec 11 20:50:46 | 99.9279 | 0.02489 | 9.0391 | 98.4047 | 4.9764 | 13.57534 | – |
| 2025 Dec 16 18:57 | 2025 Dec 11 20:50:46 | 99.9279 | 0.02489 | 9.0391 | 98.4047 | 4.9764 | 13.57534 | – |
| 2025 Dec 15 18:58 | 2025 Dec 11 20:50:46 | 99.9279 | 0.02489 | 9.0391 | 98.4047 | 4.9764 | 13.57534 | – |
| 2025 Dec 14 18:56 | 2025 Dec 11 20:50:46 | 99.9279 | 0.02489 | 9.0391 | 98.4047 | 4.9764 | 13.57534 | – |
| 2025 Dec 13 18:56 | 2025 Dec 11 20:50:46 | 99.9279 | 0.02489 | 9.0391 | 98.4047 | 4.9764 | 13.57534 | – |
| 2025 Dec 12 18:57 | 2025 Dec 11 20:50:46 | 99.9279 | 0.02489 | 9.0391 | 98.4047 | 4.9764 | 13.57534 | – |
| 2025 Dec 11 18:56 | 2025 Dec 05 15:35:31 | 99.9272 | 0.02492 | 8.6202 | 113.9249 | 4.9764 | 13.57534 | – |
| 2025 Dec 10 18:56 | 2025 Dec 05 15:35:31 | 99.9272 | 0.02492 | 8.6202 | 113.9249 | 4.9764 | 13.57534 | – |
| 2025 Dec 09 18:56 | 2025 Dec 05 15:35:31 | 99.9272 | 0.02492 | 8.6202 | 113.9249 | 4.9764 | 13.57534 | – |
| 2025 Dec 08 18:56 | 2025 Dec 05 15:35:31 | 99.9272 | 0.02492 | 8.6202 | 113.9249 | 4.9764 | 13.57534 | – |
| 2025 Dec 07 18:56 | 2025 Dec 05 15:35:31 | 99.9272 | 0.02492 | 8.6202 | 113.9249 | 4.9764 | 13.57534 | – |
| 2025 Dec 06 18:56 | 2025 Dec 01 09:11:47 | 99.9277 | 0.02490 | 8.3328 | 124.5629 | 4.9764 | 13.57534 | – |