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 |
| 2025 Sep 15 17:56 | 2025 Sep 15 01:18:59 | 99.7088 | 0.00355 | 7.2275 | 205.9740 | 308.5930 | 13.37911 | – |
| 2025 Sep 12 17:57 | 2025 Sep 03 01:59:11 | 99.7110 | 0.00353 | 6.4659 | 235.5789 | 308.5930 | 13.37911 | – |
| 2025 Sep 11 17:57 | 2025 Sep 03 01:59:11 | 99.7110 | 0.00353 | 6.4659 | 235.5789 | 308.5930 | 13.37911 | – |
| 2025 Sep 10 17:56 | 2025 Sep 03 01:59:11 | 99.7110 | 0.00353 | 6.4659 | 235.5789 | 308.5930 | 13.37911 | – |
| 2025 Sep 08 17:57 | 2025 Sep 03 01:59:11 | 99.7110 | 0.00353 | 6.4659 | 235.5789 | 308.5930 | 13.37911 | – |
| 2025 Sep 07 17:56 | 2025 Sep 03 01:59:11 | 99.7110 | 0.00353 | 6.4659 | 235.5789 | 308.5930 | 13.37911 | – |
| 2025 Sep 06 20:41 | 2025 Sep 03 01:59:11 | 99.7110 | 0.00353 | 6.4659 | 235.5789 | 308.5930 | 13.37911 | – |
| 2025 Sep 03 17:57 | 2025 Sep 03 01:59:11 | 99.7110 | 0.00353 | 6.4659 | 235.5789 | 308.5930 | 13.37911 | – |
| 2025 Sep 02 17:56 | 2025 Aug 27 20:31:23 | 99.7120 | 0.00352 | 6.0696 | 251.0113 | 308.5930 | 13.37911 | – |
| 2025 Sep 01 17:56 | 2025 Aug 27 20:31:23 | 99.7120 | 0.00352 | 6.0696 | 251.0113 | 308.5930 | 13.37911 | – |
| 2025 Aug 31 17:56 | 2025 Aug 27 20:31:23 | 99.7120 | 0.00352 | 6.0696 | 251.0113 | 308.5930 | 13.37911 | – |
| 2025 Aug 30 17:56 | 2025 Aug 27 20:31:23 | 99.7120 | 0.00352 | 6.0696 | 251.0113 | 308.5930 | 13.37911 | – |
| 2025 Aug 29 17:56 | 2025 Aug 27 20:31:23 | 99.7120 | 0.00352 | 6.0696 | 251.0113 | 308.5930 | 13.37911 | – |
| 2025 Aug 28 17:57 | 2025 Aug 27 20:31:23 | 99.7120 | 0.00352 | 6.0696 | 251.0113 | 308.5930 | 13.37911 | – |
| 2025 Aug 27 17:56 | 2025 Aug 23 02:11:56 | 99.7126 | 0.00352 | 5.7665 | 262.8508 | 308.5930 | 13.37911 | – |
| 2025 Aug 26 17:56 | 2025 Aug 23 02:11:56 | 99.7126 | 0.00352 | 5.7665 | 262.8508 | 308.5930 | 13.37911 | – |
| 2025 Aug 25 17:56 | 2025 Aug 23 02:11:56 | 99.7126 | 0.00352 | 5.7665 | 262.8508 | 308.5930 | 13.37911 | – |
| 2025 Aug 24 17:56 | 2025 Aug 23 02:11:56 | 99.7126 | 0.00352 | 5.7665 | 262.8508 | 308.5930 | 13.37911 | – |
| 2025 Aug 23 17:56 | 2025 Aug 23 02:11:56 | 99.7126 | 0.00352 | 5.7665 | 262.8508 | 308.5930 | 13.37911 | – |
| 2025 Aug 22 17:56 | 2025 Aug 18 12:23:51 | 99.7134 | 0.00352 | 5.4753 | 274.2232 | 308.5930 | 13.37911 | – |
| 2025 Aug 20 17:56 | 2025 Aug 18 12:23:51 | 99.7134 | 0.00352 | 5.4753 | 274.2232 | 308.5930 | 13.37911 | – |