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 | 21500 |
| 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 03 17:57 | 2026 Apr 30 11:32:09 | 100.0445 | 0.01579 | 20.1864 | 213.9667 | 203.6348 | 14.40786 | – |
| 2026 May 02 17:57 | 2026 Apr 30 11:32:09 | 100.0445 | 0.01579 | 20.1864 | 213.9667 | 203.6348 | 14.40786 | – |
| 2026 May 01 17:56 | 2026 Apr 30 11:32:09 | 100.0445 | 0.01579 | 20.1864 | 213.9667 | 203.6348 | 14.40786 | – |
| 2026 Apr 30 17:56 | 2026 Apr 30 11:32:09 | 100.0445 | 0.01579 | 20.1864 | 213.9667 | 203.6348 | 14.40786 | – |
| 2026 Apr 29 17:57 | 2026 Apr 24 10:24:04 | 100.0455 | 0.01578 | 19.7133 | 231.2811 | 203.6348 | 14.40786 | – |
| 2026 Apr 28 17:56 | 2026 Apr 24 10:24:04 | 100.0455 | 0.01578 | 19.7133 | 231.2811 | 203.6348 | 14.40786 | – |
| 2026 Apr 27 17:58 | 2026 Apr 24 10:24:04 | 100.0455 | 0.01578 | 19.7133 | 231.2811 | 203.6348 | 14.40786 | – |
| 2026 Apr 26 17:58 | 2026 Apr 24 10:24:04 | 100.0455 | 0.01578 | 19.7133 | 231.2811 | 203.6348 | 14.40786 | – |
| 2026 Apr 25 17:58 | 2026 Apr 24 10:24:04 | 100.0455 | 0.01578 | 19.7133 | 231.2811 | 203.6348 | 14.40786 | – |
| 2026 Apr 24 17:59 | 2026 Apr 24 10:24:04 | 100.0455 | 0.01578 | 19.7133 | 231.2811 | 203.6348 | 14.40786 | – |
| 2026 Apr 23 17:57 | 2026 Apr 19 00:51:30 | 100.0440 | 0.01578 | 19.2911 | 246.7565 | 203.6348 | 14.40786 | – |
| 2026 Apr 22 17:57 | 2026 Apr 19 00:51:30 | 100.0440 | 0.01578 | 19.2911 | 246.7565 | 203.6348 | 14.40786 | – |
| 2026 Apr 21 17:57 | 2026 Apr 19 00:51:30 | 100.0440 | 0.01578 | 19.2911 | 246.7565 | 203.6348 | 14.40786 | – |
| 2026 Apr 20 17:57 | 2026 Apr 19 00:51:30 | 100.0440 | 0.01578 | 19.2911 | 246.7565 | 203.6348 | 14.40786 | – |
| 2026 Apr 19 17:58 | 2026 Apr 19 00:51:30 | 100.0440 | 0.01578 | 19.2911 | 246.7565 | 203.6348 | 14.40786 | – |
| 2026 Apr 18 17:56 | 2026 Apr 11 22:58:19 | 100.0448 | 0.01578 | 18.7374 | 267.0645 | 203.6348 | 14.40786 | – |
| 2026 Apr 16 17:57 | 2026 Apr 11 22:58:19 | 100.0448 | 0.01578 | 18.7374 | 267.0645 | 203.6348 | 14.40786 | – |
| 2026 Apr 14 17:57 | 2026 Apr 11 22:58:19 | 100.0448 | 0.01578 | 18.7374 | 267.0645 | 203.6348 | 14.40786 | – |
| 2026 Apr 13 17:57 | 2026 Apr 11 22:58:19 | 100.0448 | 0.01578 | 18.7374 | 267.0645 | 203.6348 | 14.40786 | – |
| 2026 Apr 12 17:57 | 2026 Apr 08 11:09:47 | 100.0445 | 0.01578 | 18.4642 | 277.0778 | 203.6348 | 14.40786 | – |
| 2026 Apr 11 17:57 | 2026 Apr 08 11:09:47 | 100.0445 | 0.01578 | 18.4642 | 277.0778 | 203.6348 | 14.40786 | – |
| 2026 Apr 10 17:58 | 2026 Apr 08 11:09:47 | 100.0445 | 0.01578 | 18.4642 | 277.0778 | 203.6348 | 14.40786 | – |
| 2026 Apr 09 18:01 | 2026 Apr 08 11:09:47 | 100.0445 | 0.01578 | 18.4642 | 277.0778 | 203.6348 | 14.40786 | – |
| 2026 Apr 08 17:57 | 2026 Apr 08 11:09:47 | 100.0445 | 0.01578 | 18.4642 | 277.0778 | 203.6348 | 14.40786 | – |
| 2026 Apr 07 17:57 | 2026 Apr 01 22:56:34 | 100.0440 | 0.01580 | 17.9552 | 295.7170 | 203.6348 | 14.40786 | – |
| 2026 Apr 06 17:57 | 2026 Apr 01 22:56:34 | 100.0440 | 0.01580 | 17.9552 | 295.7170 | 203.6348 | 14.40786 | – |