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 | 21504 |
| 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 27 18:56 | 2026 Jan 21 19:03:07 | 99.8205 | 0.05455 | 22.4217 | 110.0748 | 320.0705 | 12.48538 | – |
| 2026 Jan 26 18:57 | 2026 Jan 21 19:03:07 | 99.8205 | 0.05455 | 22.4217 | 110.0748 | 320.0705 | 12.48538 | – |
| 2026 Jan 25 18:57 | 2026 Jan 21 19:03:07 | 99.8205 | 0.05455 | 22.4217 | 110.0748 | 320.0705 | 12.48538 | – |
| 2026 Jan 24 18:58 | 2026 Jan 21 19:03:07 | 99.8205 | 0.05455 | 22.4217 | 110.0748 | 320.0705 | 12.48538 | – |
| 2026 Jan 22 18:56 | 2026 Jan 21 19:03:07 | 99.8205 | 0.05455 | 22.4217 | 110.0748 | 320.0705 | 12.48538 | – |
| 2026 Jan 21 18:56 | 2026 Jan 15 18:48:56 | 99.8188 | 0.05454 | 22.0908 | 122.5273 | 320.0705 | 12.48538 | – |
| 2026 Jan 20 19:06 | 2026 Jan 15 18:48:56 | 99.8188 | 0.05454 | 22.0908 | 122.5273 | 320.0705 | 12.48538 | – |
| 2026 Jan 19 18:57 | 2026 Jan 15 18:48:56 | 99.8188 | 0.05454 | 22.0908 | 122.5273 | 320.0705 | 12.48538 | – |
| 2026 Jan 18 18:57 | 2026 Jan 15 18:48:56 | 99.8188 | 0.05454 | 22.0908 | 122.5273 | 320.0705 | 12.48538 | – |
| 2026 Jan 17 18:56 | 2026 Jan 15 18:48:56 | 99.8188 | 0.05454 | 22.0908 | 122.5273 | 320.0705 | 12.48538 | – |
| 2026 Jan 16 18:57 | 2026 Jan 15 18:48:56 | 99.8188 | 0.05454 | 22.0908 | 122.5273 | 320.0705 | 12.48538 | – |
| 2026 Jan 15 18:56 | 2026 Jan 11 11:16:31 | 99.8184 | 0.05452 | 21.8533 | 131.4731 | 320.0705 | 12.48538 | – |
| 2026 Jan 13 18:56 | 2026 Jan 11 11:16:31 | 99.8184 | 0.05452 | 21.8533 | 131.4731 | 320.0705 | 12.48538 | – |
| 2026 Jan 11 18:57 | 2026 Jan 11 11:16:31 | 99.8184 | 0.05452 | 21.8533 | 131.4731 | 320.0705 | 12.48538 | – |
| 2026 Jan 10 18:57 | 2026 Jan 05 11:02:45 | 99.8175 | 0.05452 | 21.5223 | 143.9603 | 320.0705 | 12.48538 | – |
| 2026 Jan 09 18:57 | 2026 Jan 05 11:02:45 | 99.8175 | 0.05452 | 21.5223 | 143.9603 | 320.0705 | 12.48538 | – |
| 2026 Jan 08 18:56 | 2026 Jan 05 11:02:45 | 99.8175 | 0.05452 | 21.5223 | 143.9603 | 320.0705 | 12.48538 | – |
| 2026 Jan 07 18:57 | 2026 Jan 05 11:02:45 | 99.8175 | 0.05452 | 21.5223 | 143.9603 | 320.0705 | 12.48538 | – |
| 2026 Jan 06 18:56 | 2026 Jan 05 11:02:45 | 99.8175 | 0.05452 | 21.5223 | 143.9603 | 320.0705 | 12.48538 | – |
| 2026 Jan 05 18:57 | 2025 Dec 30 20:04:51 | 99.8183 | 0.05450 | 21.2127 | 155.6376 | 320.0705 | 12.48538 | – |
| 2026 Jan 04 18:56 | 2025 Dec 30 20:04:51 | 99.8183 | 0.05450 | 21.2127 | 155.6376 | 320.0705 | 12.48538 | – |
| 2026 Jan 03 18:57 | 2025 Dec 30 20:04:51 | 99.8183 | 0.05450 | 21.2127 | 155.6376 | 320.0705 | 12.48538 | – |
| 2026 Jan 01 18:56 | 2025 Dec 30 20:04:51 | 99.8183 | 0.05450 | 21.2127 | 155.6376 | 320.0705 | 12.48538 | – |
| 2025 Dec 31 18:57 | 2025 Dec 30 20:04:51 | 99.8183 | 0.05450 | 21.2127 | 155.6376 | 320.0705 | 12.48538 | – |