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 | 21598 |
| 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 16 18:57 | 2025 Dec 11 23:25:26 | 99.5579 | 0.03511 | 23.6690 | 167.4161 | 223.5163 | 12.84261 | – |
| 2025 Dec 15 18:58 | 2025 Dec 11 23:25:26 | 99.5579 | 0.03511 | 23.6690 | 167.4161 | 223.5163 | 12.84261 | – |
| 2025 Dec 14 18:56 | 2025 Dec 11 23:25:26 | 99.5579 | 0.03511 | 23.6690 | 167.4161 | 223.5163 | 12.84261 | – |
| 2025 Dec 13 18:56 | 2025 Dec 11 23:25:26 | 99.5579 | 0.03511 | 23.6690 | 167.4161 | 223.5163 | 12.84261 | – |
| 2025 Dec 12 18:57 | 2025 Dec 11 23:25:26 | 99.5579 | 0.03511 | 23.6690 | 167.4161 | 223.5163 | 12.84261 | – |
| 2025 Dec 11 18:56 | 2025 Dec 05 23:27:07 | 99.5570 | 0.03514 | 23.3267 | 180.8029 | 223.5163 | 12.84261 | – |
| 2025 Dec 10 18:56 | 2025 Dec 05 23:27:07 | 99.5570 | 0.03514 | 23.3267 | 180.8029 | 223.5163 | 12.84261 | – |
| 2025 Dec 09 18:56 | 2025 Dec 05 23:27:07 | 99.5570 | 0.03514 | 23.3267 | 180.8029 | 223.5163 | 12.84261 | – |
| 2025 Dec 08 18:56 | 2025 Dec 05 23:27:07 | 99.5570 | 0.03514 | 23.3267 | 180.8029 | 223.5163 | 12.84261 | – |
| 2025 Dec 07 18:56 | 2025 Dec 05 23:27:07 | 99.5570 | 0.03514 | 23.3267 | 180.8029 | 223.5163 | 12.84261 | – |
| 2025 Dec 06 18:56 | 2025 Nov 26 12:01:19 | 99.5616 | 0.03521 | 22.7859 | 201.9109 | 223.5163 | 12.84261 | – |
| 2025 Dec 05 18:57 | 2025 Nov 26 12:01:19 | 99.5616 | 0.03521 | 22.7859 | 201.9109 | 223.5163 | 12.84261 | – |
| 2025 Dec 04 18:57 | 2025 Nov 26 12:01:19 | 99.5616 | 0.03521 | 22.7859 | 201.9109 | 223.5163 | 12.84261 | – |
| 2025 Dec 03 18:56 | 2025 Nov 26 12:01:19 | 99.5616 | 0.03521 | 22.7859 | 201.9109 | 223.5163 | 12.84261 | – |
| 2025 Dec 02 18:56 | 2025 Nov 26 12:01:19 | 99.5616 | 0.03521 | 22.7859 | 201.9109 | 223.5163 | 12.84261 | – |
| 2025 Nov 30 18:57 | 2025 Nov 25 11:43:12 | 99.5589 | 0.03505 | 22.7282 | 203.9536 | 223.5163 | 12.84261 | – |
| 2025 Nov 29 18:56 | 2025 Nov 25 11:43:12 | 99.5589 | 0.03505 | 22.7282 | 203.9536 | 223.5163 | 12.84261 | – |
| 2025 Nov 28 18:57 | 2025 Nov 25 11:43:12 | 99.5589 | 0.03505 | 22.7282 | 203.9536 | 223.5163 | 12.84261 | – |
| 2025 Nov 27 18:57 | 2025 Nov 25 11:43:12 | 99.5589 | 0.03505 | 22.7282 | 203.9536 | 223.5163 | 12.84261 | – |
| 2025 Nov 26 18:57 | 2025 Nov 25 11:43:12 | 99.5589 | 0.03505 | 22.7282 | 203.9536 | 223.5163 | 12.84261 | – |
| 2025 Nov 25 18:57 | 2025 Nov 25 11:43:12 | 99.5589 | 0.03505 | 22.7282 | 203.9536 | 223.5163 | 12.84261 | – |