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 | 21273 |
| 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 13:28:58 | 99.6946 | 0.00355 | 14.7605 | 279.1682 | 138.1550 | 13.37932 | – |
| 2026 Jan 10 18:57 | 2026 Jan 06 02:48:02 | 99.6948 | 0.00356 | 14.4145 | 292.5259 | 138.1550 | 13.37932 | – |
| 2026 Jan 09 18:57 | 2026 Jan 06 02:48:02 | 99.6948 | 0.00356 | 14.4145 | 292.5259 | 138.1550 | 13.37932 | – |
| 2026 Jan 08 18:56 | 2026 Jan 06 02:48:02 | 99.6948 | 0.00356 | 14.4145 | 292.5259 | 138.1550 | 13.37932 | – |
| 2026 Jan 07 18:57 | 2026 Jan 06 02:48:02 | 99.6948 | 0.00356 | 14.4145 | 292.5259 | 138.1550 | 13.37932 | – |
| 2026 Jan 06 18:56 | 2026 Jan 06 02:48:02 | 99.6948 | 0.00356 | 14.4145 | 292.5259 | 138.1550 | 13.37932 | – |
| 2026 Jan 05 18:57 | 2025 Dec 31 13:43:06 | 99.6947 | 0.00357 | 14.0622 | 306.2619 | 138.1550 | 13.37932 | – |
| 2026 Jan 04 18:56 | 2025 Dec 31 13:43:06 | 99.6947 | 0.00357 | 14.0622 | 306.2619 | 138.1550 | 13.37932 | – |
| 2026 Jan 03 18:57 | 2025 Dec 31 13:43:06 | 99.6947 | 0.00357 | 14.0622 | 306.2619 | 138.1550 | 13.37932 | – |
| 2026 Jan 01 18:56 | 2025 Dec 31 13:43:06 | 99.6947 | 0.00357 | 14.0622 | 306.2619 | 138.1550 | 13.37932 | – |
| 2025 Dec 31 18:57 | 2025 Dec 31 13:43:06 | 99.6947 | 0.00357 | 14.0622 | 306.2619 | 138.1550 | 13.37932 | – |
| 2025 Dec 30 18:56 | 2025 Dec 26 11:38:59 | 99.6948 | 0.00358 | 13.7390 | 318.7276 | 138.1550 | 13.37932 | – |
| 2025 Dec 29 18:56 | 2025 Dec 26 11:38:59 | 99.6948 | 0.00358 | 13.7390 | 318.7276 | 138.1550 | 13.37932 | – |
| 2025 Dec 28 18:57 | 2025 Dec 26 11:38:59 | 99.6948 | 0.00358 | 13.7390 | 318.7276 | 138.1550 | 13.37932 | – |
| 2025 Dec 27 18:57 | 2025 Dec 26 11:38:59 | 99.6948 | 0.00358 | 13.7390 | 318.7276 | 138.1550 | 13.37932 | – |
| 2025 Dec 26 18:56 | 2025 Dec 26 11:38:59 | 99.6948 | 0.00358 | 13.7390 | 318.7276 | 138.1550 | 13.37932 | – |
| 2025 Dec 25 18:57 | 2025 Dec 20 12:02:56 | 99.6950 | 0.00359 | 13.3588 | 333.3794 | 138.1550 | 13.37932 | – |
| 2025 Dec 24 18:56 | 2025 Dec 20 12:02:56 | 99.6950 | 0.00359 | 13.3588 | 333.3794 | 138.1550 | 13.37932 | – |
| 2025 Dec 23 18:56 | 2025 Dec 20 12:02:56 | 99.6950 | 0.00359 | 13.3588 | 333.3794 | 138.1550 | 13.37932 | – |
| 2025 Dec 22 18:57 | 2025 Dec 20 12:02:56 | 99.6950 | 0.00359 | 13.3588 | 333.3794 | 138.1550 | 13.37932 | – |
| 2025 Dec 21 18:57 | 2025 Dec 20 12:02:56 | 99.6950 | 0.00359 | 13.3588 | 333.3794 | 138.1550 | 13.37932 | – |
| 2025 Dec 20 18:57 | 2025 Dec 20 12:02:56 | 99.6950 | 0.00359 | 13.3588 | 333.3794 | 138.1550 | 13.37932 | – |
| 2025 Dec 19 18:57 | 2025 Dec 12 01:46:48 | 99.6955 | 0.00361 | 12.8233 | 353.9056 | 138.1550 | 13.37932 | – |
| 2025 Dec 18 18:57 | 2025 Dec 12 01:46:48 | 99.6955 | 0.00361 | 12.8233 | 353.9056 | 138.1550 | 13.37932 | – |
| 2025 Dec 17 18:58 | 2025 Dec 12 01:46:48 | 99.6955 | 0.00361 | 12.8233 | 353.9056 | 138.1550 | 13.37932 | – |
| 2025 Dec 16 18:57 | 2025 Dec 12 01:46:48 | 99.6955 | 0.00361 | 12.8233 | 353.9056 | 138.1550 | 13.37932 | – |