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 | 21985 |
| 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 |
| 2025 Dec 21 18:57 | 2025 Dec 20 09:03:47 | 99.5269 | 0.00339 | 14.4248 | 292.0722 | 247.9510 | 14.03556 | – |
| 2025 Dec 20 18:57 | 2025 Dec 20 09:03:47 | 99.5269 | 0.00339 | 14.4248 | 292.0722 | 247.9510 | 14.03556 | – |
| 2025 Dec 19 18:57 | 2025 Dec 11 13:54:06 | 99.5253 | 0.00347 | 13.8106 | 313.0952 | 247.9510 | 14.03556 | – |
| 2025 Dec 18 18:57 | 2025 Dec 11 13:54:06 | 99.5253 | 0.00347 | 13.8106 | 313.0952 | 247.9510 | 14.03556 | – |
| 2025 Dec 17 18:58 | 2025 Dec 11 13:54:06 | 99.5253 | 0.00347 | 13.8106 | 313.0952 | 247.9510 | 14.03556 | – |
| 2025 Dec 16 18:57 | 2025 Dec 11 13:54:06 | 99.5253 | 0.00347 | 13.8106 | 313.0952 | 247.9510 | 14.03556 | – |
| 2025 Dec 15 18:58 | 2025 Dec 11 13:54:06 | 99.5253 | 0.00347 | 13.8106 | 313.0952 | 247.9510 | 14.03556 | – |
| 2025 Dec 14 18:56 | 2025 Dec 11 13:54:06 | 99.5253 | 0.00347 | 13.8106 | 313.0952 | 247.9510 | 14.03556 | – |
| 2025 Dec 13 18:56 | 2025 Dec 11 13:54:06 | 99.5253 | 0.00347 | 13.8106 | 313.0952 | 247.9510 | 14.03556 | – |
| 2025 Dec 12 18:57 | 2025 Dec 11 13:54:06 | 99.5253 | 0.00347 | 13.8106 | 313.0952 | 247.9510 | 14.03556 | – |
| 2025 Dec 11 18:56 | 2025 Dec 06 02:43:59 | 99.5254 | 0.00349 | 13.4292 | 326.3793 | 247.9510 | 14.03556 | – |
| 2025 Dec 10 18:56 | 2025 Dec 06 02:43:59 | 99.5254 | 0.00349 | 13.4292 | 326.3793 | 247.9510 | 14.03556 | – |
| 2025 Dec 09 18:56 | 2025 Dec 06 02:43:59 | 99.5254 | 0.00349 | 13.4292 | 326.3793 | 247.9510 | 14.03556 | – |
| 2025 Dec 08 18:56 | 2025 Dec 06 02:43:59 | 99.5254 | 0.00349 | 13.4292 | 326.3793 | 247.9510 | 14.03556 | – |
| 2025 Dec 07 18:56 | 2025 Dec 06 02:43:59 | 99.5254 | 0.00349 | 13.4292 | 326.3793 | 247.9510 | 14.03556 | – |
| 2025 Dec 06 18:56 | 2025 Dec 01 21:08:00 | 99.5252 | 0.00348 | 13.1338 | 336.7579 | 247.9510 | 14.03556 | – |
| 2025 Dec 05 18:57 | 2025 Dec 01 21:08:00 | 99.5252 | 0.00348 | 13.1338 | 336.7579 | 247.9510 | 14.03556 | – |
| 2025 Dec 04 18:57 | 2025 Dec 01 21:08:00 | 99.5252 | 0.00348 | 13.1338 | 336.7579 | 247.9510 | 14.03556 | – |
| 2025 Dec 03 18:56 | 2025 Dec 01 21:08:00 | 99.5252 | 0.00348 | 13.1338 | 336.7579 | 247.9510 | 14.03556 | – |
| 2025 Dec 02 18:56 | 2025 Dec 01 21:08:00 | 99.5252 | 0.00348 | 13.1338 | 336.7579 | 247.9510 | 14.03556 | – |
| 2025 Nov 30 18:57 | 2025 Nov 22 13:10:47 | 99.5223 | 0.00350 | 12.4828 | 358.1725 | 247.9510 | 14.03556 | – |
| 2025 Nov 29 18:56 | 2025 Nov 22 13:10:47 | 99.5223 | 0.00350 | 12.4828 | 358.1725 | 247.9510 | 14.03556 | – |
| 2025 Nov 28 18:57 | 2025 Nov 22 13:10:47 | 99.5223 | 0.00350 | 12.4828 | 358.1725 | 247.9510 | 14.03556 | – |
| 2025 Nov 27 18:57 | 2025 Nov 22 13:10:47 | 99.5223 | 0.00350 | 12.4828 | 358.1725 | 247.9510 | 14.03556 | – |
| 2025 Nov 26 18:57 | 2025 Nov 22 13:10:47 | 99.5223 | 0.00350 | 12.4828 | 358.1725 | 247.9510 | 14.03556 | – |
| 2025 Nov 25 18:57 | 2025 Nov 22 13:10:47 | 99.5223 | 0.00350 | 12.4828 | 358.1725 | 247.9510 | 14.03556 | – |
| 2025 Nov 24 18:56 | 2025 Nov 13 08:56:47 | 99.5226 | 0.00331 | 11.8431 | 19.6353 | 247.9510 | 14.03556 | – |