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 | 12257 |
| 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 03:35:06 | 99.3208 | 0.00995 | 7.9789 | 292.2915 | 66.7725 | 14.04871 | – |
| 2026 Jun 14 17:57 | 2026 Jun 12 03:35:06 | 99.3208 | 0.00995 | 7.9789 | 292.2915 | 66.7725 | 14.04871 | – |
| 2026 Jun 13 17:56 | 2026 Jun 12 03:35:06 | 99.3208 | 0.00995 | 7.9789 | 292.2915 | 66.7725 | 14.04871 | – |
| 2026 Jun 12 17:56 | 2026 Jun 12 03:35:06 | 99.3208 | 0.00995 | 7.9789 | 292.2915 | 66.7725 | 14.04871 | – |
| 2026 Jun 11 17:57 | 2026 Jun 06 14:15:44 | 99.3202 | 0.00998 | 7.5985 | 307.7113 | 66.7725 | 14.04871 | – |
| 2026 Jun 10 17:56 | 2026 Jun 06 14:15:44 | 99.3202 | 0.00998 | 7.5985 | 307.7113 | 66.7725 | 14.04871 | – |
| 2026 Jun 09 17:57 | 2026 Jun 06 14:15:44 | 99.3202 | 0.00998 | 7.5985 | 307.7113 | 66.7725 | 14.04871 | – |
| 2026 Jun 08 17:56 | 2026 Jun 06 14:15:44 | 99.3202 | 0.00998 | 7.5985 | 307.7113 | 66.7725 | 14.04871 | – |
| 2026 Jun 07 17:56 | 2026 Jun 06 14:15:44 | 99.3202 | 0.00998 | 7.5985 | 307.7113 | 66.7725 | 14.04871 | – |
| 2026 Jun 06 17:56 | 2026 May 31 09:33:20 | 99.3199 | 0.01001 | 7.1743 | 324.9498 | 66.7725 | 14.04871 | – |
| 2026 Jun 05 17:56 | 2026 May 31 09:33:20 | 99.3199 | 0.01001 | 7.1743 | 324.9498 | 66.7725 | 14.04871 | – |
| 2026 Jun 04 17:57 | 2026 May 31 09:33:20 | 99.3199 | 0.01001 | 7.1743 | 324.9498 | 66.7725 | 14.04871 | – |
| 2026 Jun 02 17:56 | 2026 May 31 09:33:20 | 99.3199 | 0.01001 | 7.1743 | 324.9498 | 66.7725 | 14.04871 | – |
| 2026 Jun 01 17:57 | 2026 May 31 09:33:20 | 99.3199 | 0.01001 | 7.1743 | 324.9498 | 66.7725 | 14.04871 | – |
| 2026 May 31 17:58 | 2026 May 31 09:33:20 | 99.3199 | 0.01001 | 7.1743 | 324.9498 | 66.7725 | 14.04871 | – |
| 2026 May 30 17:57 | 2026 May 25 20:13:56 | 99.3198 | 0.01004 | 6.7939 | 340.3585 | 66.7725 | 14.04871 | – |
| 2026 May 29 17:57 | 2026 May 25 20:13:56 | 99.3198 | 0.01004 | 6.7939 | 340.3585 | 66.7725 | 14.04871 | – |
| 2026 May 28 17:56 | 2026 May 25 20:13:56 | 99.3198 | 0.01004 | 6.7939 | 340.3585 | 66.7725 | 14.04871 | – |
| 2026 May 27 17:57 | 2026 May 25 20:13:56 | 99.3198 | 0.01004 | 6.7939 | 340.3585 | 66.7725 | 14.04871 | – |
| 2026 May 26 17:57 | 2026 May 25 20:13:56 | 99.3198 | 0.01004 | 6.7939 | 340.3585 | 66.7725 | 14.04871 | – |
| 2026 May 25 17:57 | 2026 May 20 20:34:58 | 99.3196 | 0.01007 | 6.4526 | 354.0721 | 66.7725 | 14.04871 | – |
| 2026 May 24 17:57 | 2026 May 20 20:34:58 | 99.3196 | 0.01007 | 6.4526 | 354.0721 | 66.7725 | 14.04871 | – |
| 2026 May 23 17:58 | 2026 May 20 20:34:58 | 99.3196 | 0.01007 | 6.4526 | 354.0721 | 66.7725 | 14.04871 | – |
| 2026 May 22 17:57 | 2026 May 20 20:34:58 | 99.3196 | 0.01007 | 6.4526 | 354.0721 | 66.7725 | 14.04871 | – |
| 2026 May 21 17:57 | 2026 May 20 20:34:58 | 99.3196 | 0.01007 | 6.4526 | 354.0721 | 66.7725 | 14.04871 | – |
| 2026 May 20 17:57 | 2026 May 15 20:56:00 | 99.3193 | 0.01009 | 6.1113 | 7.7456 | 66.7725 | 14.04871 | – |
| 2026 May 19 17:58 | 2026 May 15 20:56:00 | 99.3193 | 0.01009 | 6.1113 | 7.7456 | 66.7725 | 14.04871 | – |