Orbital elements of DELTA 1 DEB
| Launched | 22 July 1972 |
| Flight ended | – |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 8539 |
| 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 Apr 30 17:56 | 2026 Apr 30 14:16:26 | 97.2610 | 0.02007 | 9.7949 | 84.1641 | 278.2378 | 14.21994 | – |
| 2026 Apr 29 17:57 | 2026 Apr 24 01:13:05 | 97.2620 | 0.02007 | 9.4350 | 103.6724 | 278.2378 | 14.21994 | – |
| 2026 Apr 28 17:56 | 2026 Apr 24 01:13:05 | 97.2620 | 0.02007 | 9.4350 | 103.6724 | 278.2378 | 14.21994 | – |
| 2026 Apr 27 17:58 | 2026 Apr 24 01:13:05 | 97.2620 | 0.02007 | 9.4350 | 103.6724 | 278.2378 | 14.21994 | – |
| 2026 Apr 26 17:58 | 2026 Apr 24 01:13:05 | 97.2620 | 0.02007 | 9.4350 | 103.6724 | 278.2378 | 14.21994 | – |
| 2026 Apr 25 17:58 | 2026 Apr 24 01:13:05 | 97.2620 | 0.02007 | 9.4350 | 103.6724 | 278.2378 | 14.21994 | – |
| 2026 Apr 24 17:59 | 2026 Apr 24 01:13:05 | 97.2620 | 0.02007 | 9.4350 | 103.6724 | 278.2378 | 14.21994 | – |
| 2026 Apr 23 17:57 | 2026 Apr 18 15:10:50 | 97.2629 | 0.02006 | 9.1370 | 119.8175 | 278.2378 | 14.21994 | – |
| 2026 Apr 22 17:57 | 2026 Apr 18 15:10:50 | 97.2629 | 0.02006 | 9.1370 | 119.8175 | 278.2378 | 14.21994 | – |
| 2026 Apr 21 17:57 | 2026 Apr 18 15:10:50 | 97.2629 | 0.02006 | 9.1370 | 119.8175 | 278.2378 | 14.21994 | – |
| 2026 Apr 20 17:57 | 2026 Apr 18 15:10:50 | 97.2629 | 0.02006 | 9.1370 | 119.8175 | 278.2378 | 14.21994 | – |
| 2026 Apr 19 17:58 | 2026 Apr 18 15:10:50 | 97.2629 | 0.02006 | 9.1370 | 119.8175 | 278.2378 | 14.21994 | – |
| 2026 Apr 18 17:56 | 2026 Apr 13 00:04:32 | 97.2639 | 0.02004 | 8.8273 | 136.6237 | 278.2378 | 14.21994 | – |
| 2026 Apr 16 17:57 | 2026 Apr 13 00:04:32 | 97.2639 | 0.02004 | 8.8273 | 136.6237 | 278.2378 | 14.21994 | – |
| 2026 Apr 14 17:57 | 2026 Apr 13 00:04:32 | 97.2639 | 0.02004 | 8.8273 | 136.6237 | 278.2378 | 14.21994 | – |
| 2026 Apr 13 17:57 | 2026 Apr 13 00:04:32 | 97.2639 | 0.02004 | 8.8273 | 136.6237 | 278.2378 | 14.21994 | – |
| 2026 Apr 12 17:57 | 2026 Apr 08 13:40:46 | 97.2646 | 0.02001 | 8.5834 | 149.8633 | 278.2378 | 14.21994 | – |
| 2026 Apr 11 17:57 | 2026 Apr 08 13:40:46 | 97.2646 | 0.02001 | 8.5834 | 149.8633 | 278.2378 | 14.21994 | – |
| 2026 Apr 10 17:58 | 2026 Apr 08 13:40:46 | 97.2646 | 0.02001 | 8.5834 | 149.8633 | 278.2378 | 14.21994 | – |
| 2026 Apr 09 18:01 | 2026 Apr 08 13:40:46 | 97.2646 | 0.02001 | 8.5834 | 149.8633 | 278.2378 | 14.21994 | – |
| 2026 Apr 08 17:57 | 2026 Apr 08 13:40:46 | 97.2646 | 0.02001 | 8.5834 | 149.8633 | 278.2378 | 14.21994 | – |
| 2026 Apr 07 17:57 | 2026 Apr 02 07:22:20 | 97.2654 | 0.01997 | 8.2388 | 168.6313 | 278.2378 | 14.21994 | – |
| 2026 Apr 06 17:57 | 2026 Apr 02 07:22:20 | 97.2654 | 0.01997 | 8.2388 | 168.6313 | 278.2378 | 14.21994 | – |
| 2026 Apr 05 17:56 | 2026 Apr 02 07:22:20 | 97.2654 | 0.01997 | 8.2388 | 168.6313 | 278.2378 | 14.21994 | – |
| 2026 Apr 04 17:57 | 2026 Apr 02 07:22:20 | 97.2654 | 0.01997 | 8.2388 | 168.6313 | 278.2378 | 14.21994 | – |
| 2026 Apr 03 17:56 | 2026 Apr 02 07:22:20 | 97.2654 | 0.01997 | 8.2388 | 168.6313 | 278.2378 | 14.21994 | – |