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 | 21317 |
| 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 02 17:57 | 2026 Apr 30 12:08:51 | 100.1017 | 0.02163 | 3.9161 | 77.7676 | 349.8305 | 13.38282 | – |
| 2026 May 01 17:56 | 2026 Apr 30 12:08:51 | 100.1017 | 0.02163 | 3.9161 | 77.7676 | 349.8305 | 13.38282 | – |
| 2026 Apr 30 17:56 | 2026 Apr 30 12:08:51 | 100.1017 | 0.02163 | 3.9161 | 77.7676 | 349.8305 | 13.38282 | – |
| 2026 Apr 29 17:57 | 2026 Apr 24 12:36:38 | 100.1016 | 0.02154 | 3.5199 | 91.9805 | 349.8305 | 13.38282 | – |
| 2026 Apr 28 17:56 | 2026 Apr 24 12:36:38 | 100.1016 | 0.02154 | 3.5199 | 91.9805 | 349.8305 | 13.38282 | – |
| 2026 Apr 27 17:58 | 2026 Apr 24 12:36:38 | 100.1016 | 0.02154 | 3.5199 | 91.9805 | 349.8305 | 13.38282 | – |
| 2026 Apr 26 17:58 | 2026 Apr 24 12:36:38 | 100.1016 | 0.02154 | 3.5199 | 91.9805 | 349.8305 | 13.38282 | – |
| 2026 Apr 25 17:58 | 2026 Apr 24 12:36:38 | 100.1016 | 0.02154 | 3.5199 | 91.9805 | 349.8305 | 13.38282 | – |
| 2026 Apr 24 17:59 | 2026 Apr 24 12:36:38 | 100.1016 | 0.02154 | 3.5199 | 91.9805 | 349.8305 | 13.38282 | – |
| 2026 Apr 23 17:57 | 2026 Apr 19 07:25:19 | 100.1014 | 0.02144 | 3.1743 | 104.4361 | 349.8305 | 13.38282 | – |
| 2026 Apr 22 17:57 | 2026 Apr 19 07:25:19 | 100.1014 | 0.02144 | 3.1743 | 104.4361 | 349.8305 | 13.38282 | – |
| 2026 Apr 21 17:57 | 2026 Apr 19 07:25:19 | 100.1014 | 0.02144 | 3.1743 | 104.4361 | 349.8305 | 13.38282 | – |
| 2026 Apr 20 17:57 | 2026 Apr 19 07:25:19 | 100.1014 | 0.02144 | 3.1743 | 104.4361 | 349.8305 | 13.38282 | – |
| 2026 Apr 19 17:58 | 2026 Apr 19 07:25:19 | 100.1014 | 0.02144 | 3.1743 | 104.4361 | 349.8305 | 13.38282 | – |
| 2026 Apr 18 17:56 | 2026 Apr 13 02:20:39 | 100.1010 | 0.02132 | 2.7628 | 119.3511 | 349.8305 | 13.38282 | – |
| 2026 Apr 16 17:57 | 2026 Apr 13 02:20:39 | 100.1010 | 0.02132 | 2.7628 | 119.3511 | 349.8305 | 13.38282 | – |
| 2026 Apr 14 17:57 | 2026 Apr 13 02:20:39 | 100.1010 | 0.02132 | 2.7628 | 119.3511 | 349.8305 | 13.38282 | – |
| 2026 Apr 13 17:57 | 2026 Apr 13 02:20:39 | 100.1010 | 0.02132 | 2.7628 | 119.3511 | 349.8305 | 13.38282 | – |
| 2026 Apr 12 17:57 | 2026 Apr 07 18:30:04 | 100.1006 | 0.02123 | 2.4099 | 132.2175 | 349.8305 | 13.38282 | – |
| 2026 Apr 11 17:57 | 2026 Apr 07 18:30:04 | 100.1006 | 0.02123 | 2.4099 | 132.2175 | 349.8305 | 13.38282 | – |
| 2026 Apr 10 17:58 | 2026 Apr 07 18:30:04 | 100.1006 | 0.02123 | 2.4099 | 132.2175 | 349.8305 | 13.38282 | – |
| 2026 Apr 09 18:01 | 2026 Apr 07 18:30:04 | 100.1006 | 0.02123 | 2.4099 | 132.2175 | 349.8305 | 13.38282 | – |
| 2026 Apr 08 17:57 | 2026 Apr 07 18:30:04 | 100.1006 | 0.02123 | 2.4099 | 132.2175 | 349.8305 | 13.38282 | – |
| 2026 Apr 07 17:57 | 2026 Mar 31 07:39:51 | 100.1008 | 0.02112 | 1.9164 | 150.3077 | 349.8305 | 13.38282 | – |
| 2026 Apr 06 17:57 | 2026 Mar 31 07:39:51 | 100.1008 | 0.02112 | 1.9164 | 150.3077 | 349.8305 | 13.38282 | – |
| 2026 Apr 05 17:56 | 2026 Mar 31 07:39:51 | 100.1008 | 0.02112 | 1.9164 | 150.3077 | 349.8305 | 13.38282 | – |