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 | 21499 |
| 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 Jun 30 17:56 | 2026 Jun 28 21:03:07 | 99.6095 | 0.01377 | 20.7208 | 232.5465 | 281.2630 | 13.41002 | – |
| 2026 Jun 29 17:57 | 2026 Jun 28 21:03:07 | 99.6095 | 0.01377 | 20.7208 | 232.5465 | 281.2630 | 13.41002 | – |
| 2026 Jun 28 17:56 | 2026 Jun 22 08:36:26 | 99.6099 | 0.01353 | 20.3080 | 248.4312 | 281.2630 | 13.41002 | – |
| 2026 Jun 27 17:55 | 2026 Jun 22 08:36:26 | 99.6099 | 0.01353 | 20.3080 | 248.4312 | 281.2630 | 13.41002 | – |
| 2026 Jun 26 17:56 | 2026 Jun 22 08:36:26 | 99.6099 | 0.01353 | 20.3080 | 248.4312 | 281.2630 | 13.41002 | – |
| 2026 Jun 25 17:56 | 2026 Jun 22 08:36:26 | 99.6099 | 0.01353 | 20.3080 | 248.4312 | 281.2630 | 13.41002 | – |
| 2026 Jun 24 17:55 | 2026 Jun 22 08:36:26 | 99.6099 | 0.01353 | 20.3080 | 248.4312 | 281.2630 | 13.41002 | – |
| 2026 Jun 23 17:56 | 2026 Jun 22 08:36:26 | 99.6099 | 0.01353 | 20.3080 | 248.4312 | 281.2630 | 13.41002 | – |
| 2026 Jun 22 17:56 | 2026 Jun 16 07:43:42 | 99.6111 | 0.01328 | 19.9255 | 263.3592 | 281.2630 | 13.41002 | – |
| 2026 Jun 21 17:57 | 2026 Jun 16 07:43:42 | 99.6111 | 0.01328 | 19.9255 | 263.3592 | 281.2630 | 13.41002 | – |
| 2026 Jun 20 17:56 | 2026 Jun 16 07:43:42 | 99.6111 | 0.01328 | 19.9255 | 263.3592 | 281.2630 | 13.41002 | – |
| 2026 Jun 19 17:57 | 2026 Jun 16 07:43:42 | 99.6111 | 0.01328 | 19.9255 | 263.3592 | 281.2630 | 13.41002 | – |
| 2026 Jun 18 17:56 | 2026 Jun 16 07:43:42 | 99.6111 | 0.01328 | 19.9255 | 263.3592 | 281.2630 | 13.41002 | – |
| 2026 Jun 17 17:57 | 2026 Jun 16 07:43:42 | 99.6111 | 0.01328 | 19.9255 | 263.3592 | 281.2630 | 13.41002 | – |
| 2026 Jun 16 17:55 | 2026 Jun 10 03:42:50 | 99.6121 | 0.01304 | 19.5351 | 279.0917 | 281.2630 | 13.41002 | – |
| 2026 Jun 15 17:56 | 2026 Jun 10 03:42:50 | 99.6121 | 0.01304 | 19.5351 | 279.0917 | 281.2630 | 13.41002 | – |
| 2026 Jun 14 17:57 | 2026 Jun 10 03:42:50 | 99.6121 | 0.01304 | 19.5351 | 279.0917 | 281.2630 | 13.41002 | – |
| 2026 Jun 13 17:56 | 2026 Jun 10 03:42:50 | 99.6121 | 0.01304 | 19.5351 | 279.0917 | 281.2630 | 13.41002 | – |
| 2026 Jun 12 17:56 | 2026 Jun 10 03:42:50 | 99.6121 | 0.01304 | 19.5351 | 279.0917 | 281.2630 | 13.41002 | – |
| 2026 Jun 11 17:57 | 2026 Jun 01 07:38:01 | 99.6131 | 0.01290 | 18.9754 | 301.4362 | 281.2630 | 13.41002 | – |
| 2026 Jun 10 17:56 | 2026 Jun 01 07:38:01 | 99.6131 | 0.01290 | 18.9754 | 301.4362 | 281.2630 | 13.41002 | – |
| 2026 Jun 09 17:57 | 2026 Jun 01 07:38:01 | 99.6131 | 0.01290 | 18.9754 | 301.4362 | 281.2630 | 13.41002 | – |
| 2026 Jun 08 17:56 | 2026 Jun 01 07:38:01 | 99.6131 | 0.01290 | 18.9754 | 301.4362 | 281.2630 | 13.41002 | – |
| 2026 Jun 07 17:56 | 2026 Jun 01 07:38:01 | 99.6131 | 0.01290 | 18.9754 | 301.4362 | 281.2630 | 13.41002 | – |
| 2026 Jun 06 17:56 | 2026 May 30 20:26:58 | 99.6132 | 0.01287 | 18.8826 | 305.2209 | 281.2630 | 13.41002 | – |
| 2026 Jun 05 17:56 | 2026 May 30 20:26:58 | 99.6132 | 0.01287 | 18.8826 | 305.2209 | 281.2630 | 13.41002 | – |
| 2026 Jun 04 17:57 | 2026 May 30 20:26:58 | 99.6132 | 0.01287 | 18.8826 | 305.2209 | 281.2630 | 13.41002 | – |