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 | 21283 |
| 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 20 17:56 | 2026 Jun 17 00:44:59 | 99.7938 | 0.02416 | 17.4732 | 263.3752 | 273.1482 | 12.97968 | – |
| 2026 Jun 19 17:57 | 2026 Jun 17 00:44:59 | 99.7938 | 0.02416 | 17.4732 | 263.3752 | 273.1482 | 12.97968 | – |
| 2026 Jun 18 17:56 | 2026 Jun 17 00:44:59 | 99.7938 | 0.02416 | 17.4732 | 263.3752 | 273.1482 | 12.97968 | – |
| 2026 Jun 17 17:57 | 2026 Jun 17 00:44:59 | 99.7938 | 0.02416 | 17.4732 | 263.3752 | 273.1482 | 12.97968 | – |
| 2026 Jun 16 17:55 | 2026 Jun 12 05:25:49 | 99.7940 | 0.02415 | 17.1855 | 274.2736 | 273.1482 | 12.97968 | – |
| 2026 Jun 15 17:56 | 2026 Jun 12 05:25:49 | 99.7940 | 0.02415 | 17.1855 | 274.2736 | 273.1482 | 12.97968 | – |
| 2026 Jun 14 17:57 | 2026 Jun 12 05:25:49 | 99.7940 | 0.02415 | 17.1855 | 274.2736 | 273.1482 | 12.97968 | – |
| 2026 Jun 13 17:56 | 2026 Jun 12 05:25:49 | 99.7940 | 0.02415 | 17.1855 | 274.2736 | 273.1482 | 12.97968 | – |
| 2026 Jun 12 17:56 | 2026 Jun 12 05:25:49 | 99.7940 | 0.02415 | 17.1855 | 274.2736 | 273.1482 | 12.97968 | – |
| 2026 Jun 11 17:57 | 2026 Jun 07 00:21:32 | 99.7943 | 0.02414 | 16.8736 | 286.0964 | 273.1482 | 12.97968 | – |
| 2026 Jun 10 17:56 | 2026 Jun 07 00:21:32 | 99.7943 | 0.02414 | 16.8736 | 286.0964 | 273.1482 | 12.97968 | – |
| 2026 Jun 09 17:57 | 2026 Jun 07 00:21:32 | 99.7943 | 0.02414 | 16.8736 | 286.0964 | 273.1482 | 12.97968 | – |
| 2026 Jun 08 17:56 | 2026 Jun 07 00:21:32 | 99.7943 | 0.02414 | 16.8736 | 286.0964 | 273.1482 | 12.97968 | – |
| 2026 Jun 07 17:56 | 2026 Jun 07 00:21:32 | 99.7943 | 0.02414 | 16.8736 | 286.0964 | 273.1482 | 12.97968 | – |
| 2026 Jun 06 17:56 | 2026 May 31 12:16:53 | 99.7938 | 0.02416 | 16.4843 | 300.8460 | 273.1482 | 12.97968 | – |
| 2026 Jun 05 17:56 | 2026 May 31 12:16:53 | 99.7938 | 0.02416 | 16.4843 | 300.8460 | 273.1482 | 12.97968 | – |
| 2026 Jun 04 17:57 | 2026 May 31 12:16:53 | 99.7938 | 0.02416 | 16.4843 | 300.8460 | 273.1482 | 12.97968 | – |
| 2026 Jun 02 17:56 | 2026 May 31 12:16:53 | 99.7938 | 0.02416 | 16.4843 | 300.8460 | 273.1482 | 12.97968 | – |
| 2026 Jun 01 17:57 | 2026 May 31 12:16:53 | 99.7938 | 0.02416 | 16.4843 | 300.8460 | 273.1482 | 12.97968 | – |
| 2026 May 31 17:58 | 2026 May 31 12:16:53 | 99.7938 | 0.02416 | 16.4843 | 300.8460 | 273.1482 | 12.97968 | – |
| 2026 May 30 17:57 | 2026 May 26 06:29:14 | 99.7927 | 0.02416 | 16.1705 | 312.7465 | 273.1482 | 12.97968 | – |
| 2026 May 29 17:57 | 2026 May 26 06:29:14 | 99.7927 | 0.02416 | 16.1705 | 312.7465 | 273.1482 | 12.97968 | – |
| 2026 May 28 17:56 | 2026 May 26 06:29:14 | 99.7927 | 0.02416 | 16.1705 | 312.7465 | 273.1482 | 12.97968 | – |
| 2026 May 27 17:57 | 2026 May 26 06:29:14 | 99.7927 | 0.02416 | 16.1705 | 312.7465 | 273.1482 | 12.97968 | – |
| 2026 May 26 17:57 | 2026 May 26 06:29:14 | 99.7927 | 0.02416 | 16.1705 | 312.7465 | 273.1482 | 12.97968 | – |
| 2026 May 25 17:57 | 2026 May 21 06:13:55 | 99.7916 | 0.02417 | 15.8706 | 324.1301 | 273.1482 | 12.97968 | – |
| 2026 May 24 17:57 | 2026 May 21 06:13:55 | 99.7916 | 0.02417 | 15.8706 | 324.1301 | 273.1482 | 12.97968 | – |