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 | 21566 |
| 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 May 06 17:57 | 2026 May 05 11:57:15 | 99.5744 | 0.03234 | 9.2681 | 235.1932 | 283.9455 | 12.83912 | – |
| 2026 May 05 17:57 | 2026 May 05 11:57:15 | 99.5744 | 0.03234 | 9.2681 | 235.1932 | 283.9455 | 12.83912 | – |
| 2026 May 04 17:57 | 2026 Apr 30 12:15:40 | 99.5746 | 0.03232 | 8.9832 | 246.3056 | 283.9455 | 12.83912 | – |
| 2026 May 03 17:57 | 2026 Apr 30 12:15:40 | 99.5746 | 0.03232 | 8.9832 | 246.3056 | 283.9455 | 12.83912 | – |
| 2026 May 02 17:57 | 2026 Apr 30 12:15:40 | 99.5746 | 0.03232 | 8.9832 | 246.3056 | 283.9455 | 12.83912 | – |
| 2026 May 01 17:56 | 2026 Apr 30 12:15:40 | 99.5746 | 0.03232 | 8.9832 | 246.3056 | 283.9455 | 12.83912 | – |
| 2026 Apr 30 17:56 | 2026 Apr 30 12:15:40 | 99.5746 | 0.03232 | 8.9832 | 246.3056 | 283.9455 | 12.83912 | – |
| 2026 Apr 29 17:57 | 2026 Apr 24 12:15:17 | 99.5755 | 0.03230 | 8.6404 | 259.6860 | 283.9455 | 12.83912 | – |
| 2026 Apr 28 17:56 | 2026 Apr 24 12:15:17 | 99.5755 | 0.03230 | 8.6404 | 259.6860 | 283.9455 | 12.83912 | – |
| 2026 Apr 27 17:58 | 2026 Apr 24 12:15:17 | 99.5755 | 0.03230 | 8.6404 | 259.6860 | 283.9455 | 12.83912 | – |
| 2026 Apr 26 17:58 | 2026 Apr 24 12:15:17 | 99.5755 | 0.03230 | 8.6404 | 259.6860 | 283.9455 | 12.83912 | – |
| 2026 Apr 25 17:58 | 2026 Apr 24 12:15:17 | 99.5755 | 0.03230 | 8.6404 | 259.6860 | 283.9455 | 12.83912 | – |
| 2026 Apr 24 17:59 | 2026 Apr 24 12:15:17 | 99.5755 | 0.03230 | 8.6404 | 259.6860 | 283.9455 | 12.83912 | – |
| 2026 Apr 23 17:57 | 2026 Apr 19 00:38:23 | 99.5762 | 0.03229 | 8.3270 | 271.9223 | 283.9455 | 12.83912 | – |
| 2026 Apr 22 17:57 | 2026 Apr 19 00:38:23 | 99.5762 | 0.03229 | 8.3270 | 271.9223 | 283.9455 | 12.83912 | – |
| 2026 Apr 21 17:57 | 2026 Apr 19 00:38:23 | 99.5762 | 0.03229 | 8.3270 | 271.9223 | 283.9455 | 12.83912 | – |
| 2026 Apr 20 17:57 | 2026 Apr 19 00:38:23 | 99.5762 | 0.03229 | 8.3270 | 271.9223 | 283.9455 | 12.83912 | – |
| 2026 Apr 19 17:58 | 2026 Apr 19 00:38:23 | 99.5762 | 0.03229 | 8.3270 | 271.9223 | 283.9455 | 12.83912 | – |
| 2026 Apr 18 17:56 | 2026 Apr 13 00:37:34 | 99.5768 | 0.03229 | 7.9841 | 285.3146 | 283.9455 | 12.83912 | – |
| 2026 Apr 16 17:57 | 2026 Apr 13 00:37:34 | 99.5768 | 0.03229 | 7.9841 | 285.3146 | 283.9455 | 12.83912 | – |
| 2026 Apr 14 17:57 | 2026 Apr 13 00:37:34 | 99.5768 | 0.03229 | 7.9841 | 285.3146 | 283.9455 | 12.83912 | – |
| 2026 Apr 13 17:57 | 2026 Apr 13 00:37:34 | 99.5768 | 0.03229 | 7.9841 | 285.3146 | 283.9455 | 12.83912 | – |
| 2026 Apr 12 17:57 | 2026 Apr 08 12:51:41 | 99.5773 | 0.03229 | 7.7275 | 295.3454 | 283.9455 | 12.83912 | – |
| 2026 Apr 11 17:57 | 2026 Apr 08 12:51:41 | 99.5773 | 0.03229 | 7.7275 | 295.3454 | 283.9455 | 12.83912 | – |
| 2026 Apr 10 17:58 | 2026 Apr 08 12:51:41 | 99.5773 | 0.03229 | 7.7275 | 295.3454 | 283.9455 | 12.83912 | – |
| 2026 Apr 09 18:01 | 2026 Apr 08 12:51:41 | 99.5773 | 0.03229 | 7.7275 | 295.3454 | 283.9455 | 12.83912 | – |