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 | 21565 |
| 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 23 18:56 | 2025 Dec 18 09:21:17 | 99.8231 | 0.03621 | 9.3922 | 1.9580 | 53.1192 | 12.81499 | – |
| 2025 Dec 22 18:57 | 2025 Dec 18 09:21:17 | 99.8231 | 0.03621 | 9.3922 | 1.9580 | 53.1192 | 12.81499 | – |
| 2025 Dec 21 18:57 | 2025 Dec 18 09:21:17 | 99.8231 | 0.03621 | 9.3922 | 1.9580 | 53.1192 | 12.81499 | – |
| 2025 Dec 20 18:57 | 2025 Dec 18 09:21:17 | 99.8231 | 0.03621 | 9.3922 | 1.9580 | 53.1192 | 12.81499 | – |
| 2025 Dec 19 18:57 | 2025 Dec 12 00:01:51 | 99.8235 | 0.03616 | 9.0193 | 16.1265 | 53.1192 | 12.81499 | – |
| 2025 Dec 18 18:57 | 2025 Dec 12 00:01:51 | 99.8235 | 0.03616 | 9.0193 | 16.1265 | 53.1192 | 12.81499 | – |
| 2025 Dec 17 18:58 | 2025 Dec 12 00:01:51 | 99.8235 | 0.03616 | 9.0193 | 16.1265 | 53.1192 | 12.81499 | – |
| 2025 Dec 16 18:57 | 2025 Dec 12 00:01:51 | 99.8235 | 0.03616 | 9.0193 | 16.1265 | 53.1192 | 12.81499 | – |
| 2025 Dec 15 18:58 | 2025 Dec 12 00:01:51 | 99.8235 | 0.03616 | 9.0193 | 16.1265 | 53.1192 | 12.81499 | – |
| 2025 Dec 14 18:56 | 2025 Dec 12 00:01:51 | 99.8235 | 0.03616 | 9.0193 | 16.1265 | 53.1192 | 12.81499 | – |
| 2025 Dec 13 18:56 | 2025 Dec 12 00:01:51 | 99.8235 | 0.03616 | 9.0193 | 16.1265 | 53.1192 | 12.81499 | – |
| 2025 Dec 12 18:57 | 2025 Dec 12 00:01:51 | 99.8235 | 0.03616 | 9.0193 | 16.1265 | 53.1192 | 12.81499 | – |
| 2025 Dec 11 18:56 | 2025 Dec 07 00:06:59 | 99.8242 | 0.03614 | 8.7278 | 27.2220 | 53.1192 | 12.81499 | – |
| 2025 Dec 10 18:56 | 2025 Dec 07 00:06:59 | 99.8242 | 0.03614 | 8.7278 | 27.2220 | 53.1192 | 12.81499 | – |
| 2025 Dec 09 18:56 | 2025 Dec 07 00:06:59 | 99.8242 | 0.03614 | 8.7278 | 27.2220 | 53.1192 | 12.81499 | – |
| 2025 Dec 08 18:56 | 2025 Dec 07 00:06:59 | 99.8242 | 0.03614 | 8.7278 | 27.2220 | 53.1192 | 12.81499 | – |
| 2025 Dec 07 18:56 | 2025 Dec 07 00:06:59 | 99.8242 | 0.03614 | 8.7278 | 27.2220 | 53.1192 | 12.81499 | – |
| 2025 Dec 06 18:56 | 2025 Dec 01 16:10:29 | 99.8249 | 0.03614 | 8.4166 | 39.0463 | 53.1192 | 12.81499 | – |
| 2025 Dec 05 18:57 | 2025 Dec 01 16:10:29 | 99.8249 | 0.03614 | 8.4166 | 39.0463 | 53.1192 | 12.81499 | – |
| 2025 Dec 04 18:57 | 2025 Dec 01 16:10:29 | 99.8249 | 0.03614 | 8.4166 | 39.0463 | 53.1192 | 12.81499 | – |
| 2025 Dec 03 18:56 | 2025 Dec 01 16:10:29 | 99.8249 | 0.03614 | 8.4166 | 39.0463 | 53.1192 | 12.81499 | – |
| 2025 Dec 02 18:56 | 2025 Dec 01 16:10:29 | 99.8249 | 0.03614 | 8.4166 | 39.0463 | 53.1192 | 12.81499 | – |
| 2025 Nov 30 18:57 | 2025 Nov 24 10:10:55 | 99.8253 | 0.03616 | 7.9936 | 55.1167 | 53.1192 | 12.81499 | – |
| 2025 Nov 29 18:56 | 2025 Nov 24 10:10:55 | 99.8253 | 0.03616 | 7.9936 | 55.1167 | 53.1192 | 12.81499 | – |
| 2025 Nov 28 18:57 | 2025 Nov 24 10:10:55 | 99.8253 | 0.03616 | 7.9936 | 55.1167 | 53.1192 | 12.81499 | – |
| 2025 Nov 27 18:57 | 2025 Nov 24 10:10:55 | 99.8253 | 0.03616 | 7.9936 | 55.1167 | 53.1192 | 12.81499 | – |
| 2025 Nov 26 18:57 | 2025 Nov 24 10:10:55 | 99.8253 | 0.03616 | 7.9936 | 55.1167 | 53.1192 | 12.81499 | – |