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 | 21459 |
| 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 11 18:57 | 2026 Jan 11 10:34:11 | 99.6663 | 0.00524 | 13.0246 | 131.2439 | 300.8581 | 13.41352 | – |
| 2026 Jan 10 18:57 | 2026 Jan 06 05:45:43 | 99.6658 | 0.00523 | 12.6932 | 143.9034 | 300.8581 | 13.41352 | – |
| 2026 Jan 09 18:57 | 2026 Jan 06 05:45:43 | 99.6658 | 0.00523 | 12.6932 | 143.9034 | 300.8581 | 13.41352 | – |
| 2026 Jan 08 18:56 | 2026 Jan 06 05:45:43 | 99.6658 | 0.00523 | 12.6932 | 143.9034 | 300.8581 | 13.41352 | – |
| 2026 Jan 07 18:57 | 2026 Jan 06 05:45:43 | 99.6658 | 0.00523 | 12.6932 | 143.9034 | 300.8581 | 13.41352 | – |
| 2026 Jan 06 18:56 | 2026 Jan 06 05:45:43 | 99.6658 | 0.00523 | 12.6932 | 143.9034 | 300.8581 | 13.41352 | – |
| 2026 Jan 05 18:57 | 2025 Dec 31 11:20:28 | 99.6655 | 0.00523 | 12.3256 | 157.9615 | 300.8581 | 13.41352 | – |
| 2026 Jan 04 18:56 | 2025 Dec 31 11:20:28 | 99.6655 | 0.00523 | 12.3256 | 157.9615 | 300.8581 | 13.41352 | – |
| 2026 Jan 03 18:57 | 2025 Dec 31 11:20:28 | 99.6655 | 0.00523 | 12.3256 | 157.9615 | 300.8581 | 13.41352 | – |
| 2026 Jan 01 18:56 | 2025 Dec 31 11:20:28 | 99.6655 | 0.00523 | 12.3256 | 157.9615 | 300.8581 | 13.41352 | – |
| 2025 Dec 31 18:57 | 2025 Dec 31 11:20:28 | 99.6655 | 0.00523 | 12.3256 | 157.9615 | 300.8581 | 13.41352 | – |
| 2025 Dec 30 18:56 | 2025 Dec 26 11:17:07 | 99.6652 | 0.00522 | 12.0068 | 170.1664 | 300.8581 | 13.41352 | – |
| 2025 Dec 29 18:56 | 2025 Dec 26 11:17:07 | 99.6652 | 0.00522 | 12.0068 | 170.1664 | 300.8581 | 13.41352 | – |
| 2025 Dec 28 18:57 | 2025 Dec 26 11:17:07 | 99.6652 | 0.00522 | 12.0068 | 170.1664 | 300.8581 | 13.41352 | – |
| 2025 Dec 27 18:57 | 2025 Dec 26 11:17:07 | 99.6652 | 0.00522 | 12.0068 | 170.1664 | 300.8581 | 13.41352 | – |
| 2025 Dec 26 18:56 | 2025 Dec 26 11:17:07 | 99.6652 | 0.00522 | 12.0068 | 170.1664 | 300.8581 | 13.41352 | – |
| 2025 Dec 25 18:57 | 2025 Dec 20 12:14:10 | 99.6650 | 0.00522 | 11.6270 | 184.7249 | 300.8581 | 13.41352 | – |
| 2025 Dec 24 18:56 | 2025 Dec 20 12:14:10 | 99.6650 | 0.00522 | 11.6270 | 184.7249 | 300.8581 | 13.41352 | – |
| 2025 Dec 23 18:56 | 2025 Dec 20 12:14:10 | 99.6650 | 0.00522 | 11.6270 | 184.7249 | 300.8581 | 13.41352 | – |
| 2025 Dec 22 18:57 | 2025 Dec 20 12:14:10 | 99.6650 | 0.00522 | 11.6270 | 184.7249 | 300.8581 | 13.41352 | – |
| 2025 Dec 21 18:57 | 2025 Dec 20 12:14:10 | 99.6650 | 0.00522 | 11.6270 | 184.7249 | 300.8581 | 13.41352 | – |
| 2025 Dec 20 18:57 | 2025 Dec 20 12:14:10 | 99.6650 | 0.00522 | 11.6270 | 184.7249 | 300.8581 | 13.41352 | – |
| 2025 Dec 19 18:57 | 2025 Dec 12 06:05:37 | 99.6651 | 0.00521 | 11.1009 | 204.9202 | 300.8581 | 13.41352 | – |
| 2025 Dec 18 18:57 | 2025 Dec 12 06:05:37 | 99.6651 | 0.00521 | 11.1009 | 204.9202 | 300.8581 | 13.41352 | – |
| 2025 Dec 17 18:58 | 2025 Dec 12 06:05:37 | 99.6651 | 0.00521 | 11.1009 | 204.9202 | 300.8581 | 13.41352 | – |
| 2025 Dec 16 18:57 | 2025 Dec 12 06:05:37 | 99.6651 | 0.00521 | 11.1009 | 204.9202 | 300.8581 | 13.41352 | – |
| 2025 Dec 15 18:58 | 2025 Dec 12 06:05:37 | 99.6651 | 0.00521 | 11.1009 | 204.9202 | 300.8581 | 13.41352 | – |