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 | 21442 |
| 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 30 12:29:04 | 99.4296 | 0.03319 | 18.1760 | 273.8417 | 275.4046 | 13.12213 | – |
| 2025 Dec 31 18:57 | 2025 Dec 30 12:29:04 | 99.4296 | 0.03319 | 18.1760 | 273.8417 | 275.4046 | 13.12213 | – |
| 2025 Dec 30 18:56 | 2025 Dec 23 00:17:20 | 99.4283 | 0.03367 | 17.7314 | 290.9475 | 275.4046 | 13.12213 | – |
| 2025 Dec 29 18:56 | 2025 Dec 23 00:17:20 | 99.4283 | 0.03367 | 17.7314 | 290.9475 | 275.4046 | 13.12213 | – |
| 2025 Dec 28 18:57 | 2025 Dec 23 00:17:20 | 99.4283 | 0.03367 | 17.7314 | 290.9475 | 275.4046 | 13.12213 | – |
| 2025 Dec 27 18:57 | 2025 Dec 23 00:17:20 | 99.4283 | 0.03367 | 17.7314 | 290.9475 | 275.4046 | 13.12213 | – |
| 2025 Dec 26 18:56 | 2025 Dec 23 00:17:20 | 99.4283 | 0.03367 | 17.7314 | 290.9475 | 275.4046 | 13.12213 | – |
| 2025 Dec 25 18:57 | 2025 Dec 18 13:09:32 | 99.4295 | 0.03390 | 17.4672 | 301.0309 | 275.4046 | 13.12213 | – |
| 2025 Dec 24 18:56 | 2025 Dec 18 13:09:32 | 99.4295 | 0.03390 | 17.4672 | 301.0309 | 275.4046 | 13.12213 | – |
| 2025 Dec 23 18:56 | 2025 Dec 18 13:09:32 | 99.4295 | 0.03390 | 17.4672 | 301.0309 | 275.4046 | 13.12213 | – |
| 2025 Dec 22 18:57 | 2025 Dec 18 13:09:32 | 99.4295 | 0.03390 | 17.4672 | 301.0309 | 275.4046 | 13.12213 | – |
| 2025 Dec 21 18:57 | 2025 Dec 18 13:09:32 | 99.4295 | 0.03390 | 17.4672 | 301.0309 | 275.4046 | 13.12213 | – |
| 2025 Dec 20 18:57 | 2025 Dec 18 13:09:32 | 99.4295 | 0.03390 | 17.4672 | 301.0309 | 275.4046 | 13.12213 | – |
| 2025 Dec 19 18:57 | 2025 Dec 07 11:48:05 | 99.4280 | 0.03429 | 16.8127 | 325.7276 | 275.4046 | 13.12213 | – |
| 2025 Dec 18 18:57 | 2025 Dec 07 11:48:05 | 99.4280 | 0.03429 | 16.8127 | 325.7276 | 275.4046 | 13.12213 | – |
| 2025 Dec 17 18:58 | 2025 Dec 07 11:48:05 | 99.4280 | 0.03429 | 16.8127 | 325.7276 | 275.4046 | 13.12213 | – |
| 2025 Dec 16 18:57 | 2025 Dec 07 11:48:05 | 99.4280 | 0.03429 | 16.8127 | 325.7276 | 275.4046 | 13.12213 | – |
| 2025 Dec 15 18:58 | 2025 Dec 07 11:48:05 | 99.4280 | 0.03429 | 16.8127 | 325.7276 | 275.4046 | 13.12213 | – |
| 2025 Dec 14 18:56 | 2025 Dec 07 11:48:05 | 99.4280 | 0.03429 | 16.8127 | 325.7276 | 275.4046 | 13.12213 | – |
| 2025 Dec 13 18:56 | 2025 Dec 07 11:48:05 | 99.4280 | 0.03429 | 16.8127 | 325.7276 | 275.4046 | 13.12213 | – |
| 2025 Dec 12 18:57 | 2025 Dec 07 11:48:05 | 99.4280 | 0.03429 | 16.8127 | 325.7276 | 275.4046 | 13.12213 | – |
| 2025 Dec 11 18:56 | 2025 Dec 06 23:57:02 | 99.4275 | 0.03430 | 16.7835 | 326.8213 | 275.4046 | 13.12213 | – |
| 2025 Dec 10 18:56 | 2025 Dec 06 23:57:02 | 99.4275 | 0.03430 | 16.7835 | 326.8213 | 275.4046 | 13.12213 | – |
| 2025 Dec 09 18:56 | 2025 Dec 06 23:57:02 | 99.4275 | 0.03430 | 16.7835 | 326.8213 | 275.4046 | 13.12213 | – |
| 2025 Dec 08 18:56 | 2025 Dec 06 23:57:02 | 99.4275 | 0.03430 | 16.7835 | 326.8213 | 275.4046 | 13.12213 | – |
| 2025 Dec 07 18:56 | 2025 Dec 06 23:57:02 | 99.4275 | 0.03430 | 16.7835 | 326.8213 | 275.4046 | 13.12213 | – |
| 2025 Dec 06 18:56 | 2025 Nov 28 23:47:13 | 99.4281 | 0.03437 | 16.3097 | 344.6541 | 275.4046 | 13.12213 | – |
| 2025 Dec 05 18:57 | 2025 Nov 28 23:47:13 | 99.4281 | 0.03437 | 16.3097 | 344.6541 | 275.4046 | 13.12213 | – |