Orbital elements of DELTA 1 DEB
| Launched | 4 March 1978 |
| Flight ended | – |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 12255 |
| 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 15 17:56 | 2026 Jun 12 01:49:56 | 98.9516 | 0.00202 | 7.0819 | 41.6995 | 318.5710 | 14.02720 | – |
| 2026 Jun 14 17:57 | 2026 Jun 12 01:49:56 | 98.9516 | 0.00202 | 7.0819 | 41.6995 | 318.5710 | 14.02720 | – |
| 2026 Jun 13 17:56 | 2026 Jun 12 01:49:56 | 98.9516 | 0.00202 | 7.0819 | 41.6995 | 318.5710 | 14.02720 | – |
| 2026 Jun 12 17:56 | 2026 Jun 12 01:49:56 | 98.9516 | 0.00202 | 7.0819 | 41.6995 | 318.5710 | 14.02720 | – |
| 2026 Jun 11 17:57 | 2026 Jun 06 02:01:56 | 98.9513 | 0.00205 | 6.6892 | 57.4505 | 318.5710 | 14.02720 | – |
| 2026 Jun 10 17:56 | 2026 Jun 06 02:01:56 | 98.9513 | 0.00205 | 6.6892 | 57.4505 | 318.5710 | 14.02720 | – |
| 2026 Jun 09 17:57 | 2026 Jun 06 02:01:56 | 98.9513 | 0.00205 | 6.6892 | 57.4505 | 318.5710 | 14.02720 | – |
| 2026 Jun 08 17:56 | 2026 Jun 06 02:01:56 | 98.9513 | 0.00205 | 6.6892 | 57.4505 | 318.5710 | 14.02720 | – |
| 2026 Jun 07 17:56 | 2026 Jun 06 02:01:56 | 98.9513 | 0.00205 | 6.6892 | 57.4505 | 318.5710 | 14.02720 | – |
| 2026 Jun 06 17:56 | 2026 May 31 07:22:05 | 98.9520 | 0.00207 | 6.3106 | 72.3338 | 318.5710 | 14.02720 | – |
| 2026 Jun 05 17:56 | 2026 May 31 07:22:05 | 98.9520 | 0.00207 | 6.3106 | 72.3338 | 318.5710 | 14.02720 | – |
| 2026 Jun 04 17:57 | 2026 May 31 07:22:05 | 98.9520 | 0.00207 | 6.3106 | 72.3338 | 318.5710 | 14.02720 | – |
| 2026 Jun 02 17:56 | 2026 May 31 07:22:05 | 98.9520 | 0.00207 | 6.3106 | 72.3338 | 318.5710 | 14.02720 | – |
| 2026 Jun 01 17:57 | 2026 May 31 07:22:05 | 98.9520 | 0.00207 | 6.3106 | 72.3338 | 318.5710 | 14.02720 | – |
| 2026 May 31 17:58 | 2026 May 31 07:22:05 | 98.9520 | 0.00207 | 6.3106 | 72.3338 | 318.5710 | 14.02720 | – |
| 2026 May 30 17:57 | 2026 May 23 19:37:04 | 98.9523 | 0.00206 | 5.8198 | 91.9668 | 318.5710 | 14.02720 | – |
| 2026 May 29 17:57 | 2026 May 23 19:37:04 | 98.9523 | 0.00206 | 5.8198 | 91.9668 | 318.5710 | 14.02720 | – |
| 2026 May 28 17:56 | 2026 May 23 19:37:04 | 98.9523 | 0.00206 | 5.8198 | 91.9668 | 318.5710 | 14.02720 | – |
| 2026 May 27 17:57 | 2026 May 23 19:37:04 | 98.9523 | 0.00206 | 5.8198 | 91.9668 | 318.5710 | 14.02720 | – |
| 2026 May 26 17:57 | 2026 May 23 19:37:04 | 98.9523 | 0.00206 | 5.8198 | 91.9668 | 318.5710 | 14.02720 | – |
| 2026 May 25 17:57 | 2026 May 20 07:44:03 | 98.9527 | 0.00206 | 5.5908 | 101.3402 | 318.5710 | 14.02720 | – |
| 2026 May 24 17:57 | 2026 May 20 07:44:03 | 98.9527 | 0.00206 | 5.5908 | 101.3402 | 318.5710 | 14.02720 | – |
| 2026 May 23 17:58 | 2026 May 20 07:44:03 | 98.9527 | 0.00206 | 5.5908 | 101.3402 | 318.5710 | 14.02720 | – |
| 2026 May 22 17:57 | 2026 May 20 07:44:03 | 98.9527 | 0.00206 | 5.5908 | 101.3402 | 318.5710 | 14.02720 | – |
| 2026 May 21 17:57 | 2026 May 20 07:44:03 | 98.9527 | 0.00206 | 5.5908 | 101.3402 | 318.5710 | 14.02720 | – |
| 2026 May 20 17:57 | 2026 May 11 13:10:08 | 98.9517 | 0.00200 | 5.0157 | 125.2956 | 318.5710 | 14.02720 | – |
| 2026 May 19 17:58 | 2026 May 11 13:10:08 | 98.9517 | 0.00200 | 5.0157 | 125.2956 | 318.5710 | 14.02720 | – |