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 16 18:57 | 2026 Jan 16 08:47:32 | 99.9299 | 0.02481 | 11.4307 | 9.7099 | 19.0720 | 13.57548 | – |
| 2026 Jan 15 18:56 | 2026 Jan 10 09:38:47 | 99.9290 | 0.02483 | 11.0288 | 24.6309 | 19.0720 | 13.57548 | – |
| 2026 Jan 13 18:56 | 2026 Jan 10 09:38:47 | 99.9290 | 0.02483 | 11.0288 | 24.6309 | 19.0720 | 13.57548 | – |
| 2026 Jan 11 18:57 | 2026 Jan 10 09:38:47 | 99.9290 | 0.02483 | 11.0288 | 24.6309 | 19.0720 | 13.57548 | – |
| 2026 Jan 10 18:57 | 2026 Jan 05 22:12:37 | 99.9291 | 0.02483 | 10.7271 | 35.8327 | 19.0720 | 13.57548 | – |
| 2026 Jan 09 18:57 | 2026 Jan 05 22:12:37 | 99.9291 | 0.02483 | 10.7271 | 35.8327 | 19.0720 | 13.57548 | – |
| 2026 Jan 08 18:56 | 2026 Jan 05 22:12:37 | 99.9291 | 0.02483 | 10.7271 | 35.8327 | 19.0720 | 13.57548 | – |
| 2026 Jan 07 18:57 | 2026 Jan 05 22:12:37 | 99.9291 | 0.02483 | 10.7271 | 35.8327 | 19.0720 | 13.57548 | – |
| 2026 Jan 06 18:56 | 2026 Jan 05 22:12:37 | 99.9291 | 0.02483 | 10.7271 | 35.8327 | 19.0720 | 13.57548 | – |
| 2026 Jan 05 18:57 | 2025 Dec 31 09:05:19 | 99.9285 | 0.02485 | 10.3534 | 49.6817 | 19.0720 | 13.57548 | – |
| 2026 Jan 04 18:56 | 2025 Dec 31 09:05:19 | 99.9285 | 0.02485 | 10.3534 | 49.6817 | 19.0720 | 13.57548 | – |
| 2026 Jan 03 18:57 | 2025 Dec 31 09:05:19 | 99.9285 | 0.02485 | 10.3534 | 49.6817 | 19.0720 | 13.57548 | – |
| 2026 Jan 01 18:56 | 2025 Dec 31 09:05:19 | 99.9285 | 0.02485 | 10.3534 | 49.6817 | 19.0720 | 13.57548 | – |
| 2025 Dec 31 18:57 | 2025 Dec 31 09:05:19 | 99.9285 | 0.02485 | 10.3534 | 49.6817 | 19.0720 | 13.57548 | – |
| 2025 Dec 30 18:56 | 2025 Dec 26 08:41:45 | 99.9284 | 0.02486 | 10.0155 | 62.2297 | 19.0720 | 13.57548 | – |
| 2025 Dec 29 18:56 | 2025 Dec 26 08:41:45 | 99.9284 | 0.02486 | 10.0155 | 62.2297 | 19.0720 | 13.57548 | – |
| 2025 Dec 28 18:57 | 2025 Dec 26 08:41:45 | 99.9284 | 0.02486 | 10.0155 | 62.2297 | 19.0720 | 13.57548 | – |
| 2025 Dec 27 18:57 | 2025 Dec 26 08:41:45 | 99.9284 | 0.02486 | 10.0155 | 62.2297 | 19.0720 | 13.57548 | – |
| 2025 Dec 26 18:56 | 2025 Dec 26 08:41:45 | 99.9284 | 0.02486 | 10.0155 | 62.2297 | 19.0720 | 13.57548 | – |
| 2025 Dec 25 18:57 | 2025 Dec 19 08:39:37 | 99.9281 | 0.02488 | 9.5439 | 79.7095 | 19.0720 | 13.57548 | – |
| 2025 Dec 24 18:56 | 2025 Dec 19 08:39:37 | 99.9281 | 0.02488 | 9.5439 | 79.7095 | 19.0720 | 13.57548 | – |
| 2025 Dec 23 18:56 | 2025 Dec 19 08:39:37 | 99.9281 | 0.02488 | 9.5439 | 79.7095 | 19.0720 | 13.57548 | – |
| 2025 Dec 22 18:57 | 2025 Dec 19 08:39:37 | 99.9281 | 0.02488 | 9.5439 | 79.7095 | 19.0720 | 13.57548 | – |
| 2025 Dec 21 18:57 | 2025 Dec 19 08:39:37 | 99.9281 | 0.02488 | 9.5439 | 79.7095 | 19.0720 | 13.57548 | – |
| 2025 Dec 20 18:57 | 2025 Dec 19 08:39:37 | 99.9281 | 0.02488 | 9.5439 | 79.7095 | 19.0720 | 13.57548 | – |