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 May 01 17:56 | 2026 Apr 30 13:31:55 | 98.9496 | 0.00194 | 4.2960 | 155.4207 | 204.7890 | 14.02695 | – |
| 2026 Apr 30 17:56 | 2026 Apr 30 13:31:55 | 98.9496 | 0.00194 | 4.2960 | 155.4207 | 204.7890 | 14.02695 | – |
| 2026 Apr 29 17:57 | 2026 Apr 24 06:52:52 | 98.9484 | 0.00191 | 3.8848 | 172.2947 | 204.7890 | 14.02695 | – |
| 2026 Apr 28 17:56 | 2026 Apr 24 06:52:52 | 98.9484 | 0.00191 | 3.8848 | 172.2947 | 204.7890 | 14.02695 | – |
| 2026 Apr 27 17:58 | 2026 Apr 24 06:52:52 | 98.9484 | 0.00191 | 3.8848 | 172.2947 | 204.7890 | 14.02695 | – |
| 2026 Apr 26 17:58 | 2026 Apr 24 06:52:52 | 98.9484 | 0.00191 | 3.8848 | 172.2947 | 204.7890 | 14.02695 | – |
| 2026 Apr 25 17:58 | 2026 Apr 24 06:52:52 | 98.9484 | 0.00191 | 3.8848 | 172.2947 | 204.7890 | 14.02695 | – |
| 2026 Apr 24 17:59 | 2026 Apr 24 06:52:52 | 98.9484 | 0.00191 | 3.8848 | 172.2947 | 204.7890 | 14.02695 | – |
| 2026 Apr 23 17:57 | 2026 Apr 19 07:02:42 | 98.9482 | 0.00187 | 3.5578 | 185.9409 | 204.7890 | 14.02695 | – |
| 2026 Apr 22 17:57 | 2026 Apr 19 07:02:42 | 98.9482 | 0.00187 | 3.5578 | 185.9409 | 204.7890 | 14.02695 | – |
| 2026 Apr 21 17:57 | 2026 Apr 19 07:02:42 | 98.9482 | 0.00187 | 3.5578 | 185.9409 | 204.7890 | 14.02695 | – |
| 2026 Apr 20 17:57 | 2026 Apr 19 07:02:42 | 98.9482 | 0.00187 | 3.5578 | 185.9409 | 204.7890 | 14.02695 | – |
| 2026 Apr 19 17:58 | 2026 Apr 19 07:02:42 | 98.9482 | 0.00187 | 3.5578 | 185.9409 | 204.7890 | 14.02695 | – |
| 2026 Apr 18 17:56 | 2026 Apr 12 19:15:28 | 98.9478 | 0.00182 | 3.1326 | 204.1503 | 204.7890 | 14.02695 | – |
| 2026 Apr 16 17:57 | 2026 Apr 12 19:15:28 | 98.9478 | 0.00182 | 3.1326 | 204.1503 | 204.7890 | 14.02695 | – |
| 2026 Apr 14 17:57 | 2026 Apr 12 19:15:28 | 98.9478 | 0.00182 | 3.1326 | 204.1503 | 204.7890 | 14.02695 | – |
| 2026 Apr 13 17:57 | 2026 Apr 12 19:15:28 | 98.9478 | 0.00182 | 3.1326 | 204.1503 | 204.7890 | 14.02695 | – |
| 2026 Apr 12 17:57 | 2026 Apr 08 07:24:18 | 98.9478 | 0.00180 | 2.8383 | 217.1480 | 204.7890 | 14.02695 | – |
| 2026 Apr 11 17:57 | 2026 Apr 08 07:24:18 | 98.9478 | 0.00180 | 2.8383 | 217.1480 | 204.7890 | 14.02695 | – |
| 2026 Apr 10 17:58 | 2026 Apr 08 07:24:18 | 98.9478 | 0.00180 | 2.8383 | 217.1480 | 204.7890 | 14.02695 | – |
| 2026 Apr 09 18:01 | 2026 Apr 08 07:24:18 | 98.9478 | 0.00180 | 2.8383 | 217.1480 | 204.7890 | 14.02695 | – |
| 2026 Apr 08 17:57 | 2026 Apr 08 07:24:18 | 98.9478 | 0.00180 | 2.8383 | 217.1480 | 204.7890 | 14.02695 | – |
| 2026 Apr 07 17:57 | 2026 Mar 31 07:40:01 | 98.9476 | 0.00179 | 2.3150 | 241.1014 | 204.7890 | 14.02695 | – |
| 2026 Apr 06 17:57 | 2026 Mar 31 07:40:01 | 98.9476 | 0.00179 | 2.3150 | 241.1014 | 204.7890 | 14.02695 | – |
| 2026 Apr 05 17:56 | 2026 Mar 31 07:40:01 | 98.9476 | 0.00179 | 2.3150 | 241.1014 | 204.7890 | 14.02695 | – |
| 2026 Apr 04 17:57 | 2026 Mar 31 07:40:01 | 98.9476 | 0.00179 | 2.3150 | 241.1014 | 204.7890 | 14.02695 | – |