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 | 21546 |
| 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 18 17:56 | 2025 Sep 14 11:35:35 | 99.5352 | 0.06101 | 16.8605 | 161.6411 | 325.3487 | 12.28483 | – |
| 2025 Sep 15 17:56 | 2025 Sep 14 11:35:35 | 99.5352 | 0.06101 | 16.8605 | 161.6411 | 325.3487 | 12.28483 | – |
| 2025 Sep 12 17:57 | 2025 Sep 02 23:28:40 | 99.5353 | 0.06088 | 16.2669 | 184.8864 | 325.3487 | 12.28483 | – |
| 2025 Sep 11 17:57 | 2025 Sep 02 23:28:40 | 99.5353 | 0.06088 | 16.2669 | 184.8864 | 325.3487 | 12.28483 | – |
| 2025 Sep 10 17:56 | 2025 Sep 02 23:28:40 | 99.5353 | 0.06088 | 16.2669 | 184.8864 | 325.3487 | 12.28483 | – |
| 2025 Sep 08 17:57 | 2025 Sep 02 23:28:40 | 99.5353 | 0.06088 | 16.2669 | 184.8864 | 325.3487 | 12.28483 | – |
| 2025 Sep 07 17:56 | 2025 Sep 02 23:28:40 | 99.5353 | 0.06088 | 16.2669 | 184.8864 | 325.3487 | 12.28483 | – |
| 2025 Sep 06 20:41 | 2025 Sep 02 23:28:40 | 99.5353 | 0.06088 | 16.2669 | 184.8864 | 325.3487 | 12.28483 | – |
| 2025 Sep 03 17:57 | 2025 Sep 02 23:28:40 | 99.5353 | 0.06088 | 16.2669 | 184.8864 | 325.3487 | 12.28483 | – |
| 2025 Sep 02 17:56 | 2025 Aug 27 13:35:30 | 99.5345 | 0.06080 | 15.9360 | 197.8583 | 325.3487 | 12.28483 | – |
| 2025 Sep 01 17:56 | 2025 Aug 27 13:35:30 | 99.5345 | 0.06080 | 15.9360 | 197.8583 | 325.3487 | 12.28483 | – |
| 2025 Aug 31 17:56 | 2025 Aug 27 13:35:30 | 99.5345 | 0.06080 | 15.9360 | 197.8583 | 325.3487 | 12.28483 | – |
| 2025 Aug 30 17:56 | 2025 Aug 27 13:35:30 | 99.5345 | 0.06080 | 15.9360 | 197.8583 | 325.3487 | 12.28483 | – |
| 2025 Aug 29 17:56 | 2025 Aug 27 13:35:30 | 99.5345 | 0.06080 | 15.9360 | 197.8583 | 325.3487 | 12.28483 | – |
| 2025 Aug 28 17:57 | 2025 Aug 27 13:35:30 | 99.5345 | 0.06080 | 15.9360 | 197.8583 | 325.3487 | 12.28483 | – |
| 2025 Aug 27 17:56 | 2025 Aug 21 11:11:10 | 99.5341 | 0.06074 | 15.6212 | 210.2164 | 325.3487 | 12.28483 | – |
| 2025 Aug 26 17:56 | 2025 Aug 21 11:11:10 | 99.5341 | 0.06074 | 15.6212 | 210.2164 | 325.3487 | 12.28483 | – |
| 2025 Aug 25 17:56 | 2025 Aug 21 11:11:10 | 99.5341 | 0.06074 | 15.6212 | 210.2164 | 325.3487 | 12.28483 | – |
| 2025 Aug 24 17:56 | 2025 Aug 21 11:11:10 | 99.5341 | 0.06074 | 15.6212 | 210.2164 | 325.3487 | 12.28483 | – |
| 2025 Aug 23 17:56 | 2025 Aug 21 11:11:10 | 99.5341 | 0.06074 | 15.6212 | 210.2164 | 325.3487 | 12.28483 | – |
| 2025 Aug 22 17:56 | 2025 Aug 18 12:40:06 | 99.5342 | 0.06071 | 15.4696 | 216.1729 | 325.3487 | 12.28483 | – |