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 | 21549 |
| 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 13 17:58 | 2026 May 09 21:41:57 | 99.7852 | 0.02008 | 8.0034 | 336.0139 | 51.5929 | 13.09453 | – |
| 2026 May 12 17:58 | 2026 May 09 21:41:57 | 99.7852 | 0.02008 | 8.0034 | 336.0139 | 51.5929 | 13.09453 | – |
| 2026 May 11 17:56 | 2026 May 09 21:41:57 | 99.7852 | 0.02008 | 8.0034 | 336.0139 | 51.5929 | 13.09453 | – |
| 2026 May 10 17:57 | 2026 May 09 21:41:57 | 99.7852 | 0.02008 | 8.0034 | 336.0139 | 51.5929 | 13.09453 | – |
| 2026 May 09 17:57 | 2026 May 02 21:10:49 | 99.7826 | 0.02015 | 7.5747 | 352.2084 | 51.5929 | 13.09453 | – |
| 2026 May 08 17:57 | 2026 May 02 21:10:49 | 99.7826 | 0.02015 | 7.5747 | 352.2084 | 51.5929 | 13.09453 | – |
| 2026 May 07 17:58 | 2026 May 02 21:10:49 | 99.7826 | 0.02015 | 7.5747 | 352.2084 | 51.5929 | 13.09453 | – |
| 2026 May 06 17:57 | 2026 May 02 21:10:49 | 99.7826 | 0.02015 | 7.5747 | 352.2084 | 51.5929 | 13.09453 | – |
| 2026 May 05 17:57 | 2026 May 02 21:10:49 | 99.7826 | 0.02015 | 7.5747 | 352.2084 | 51.5929 | 13.09453 | – |
| 2026 May 04 17:57 | 2026 Apr 29 21:38:52 | 99.7823 | 0.02019 | 7.3928 | 359.0066 | 51.5929 | 13.09453 | – |
| 2026 May 03 17:57 | 2026 Apr 29 21:38:52 | 99.7823 | 0.02019 | 7.3928 | 359.0066 | 51.5929 | 13.09453 | – |
| 2026 May 02 17:57 | 2026 Apr 29 21:38:52 | 99.7823 | 0.02019 | 7.3928 | 359.0066 | 51.5929 | 13.09453 | – |
| 2026 May 01 17:56 | 2026 Apr 29 21:38:52 | 99.7823 | 0.02019 | 7.3928 | 359.0066 | 51.5929 | 13.09453 | – |
| 2026 Apr 30 17:56 | 2026 Apr 29 21:38:52 | 99.7823 | 0.02019 | 7.3928 | 359.0066 | 51.5929 | 13.09453 | – |
| 2026 Apr 29 17:57 | 2026 Apr 22 22:36:54 | 99.7824 | 0.02027 | 6.9682 | 14.8023 | 51.5929 | 13.09453 | – |
| 2026 Apr 28 17:56 | 2026 Apr 22 22:36:54 | 99.7824 | 0.02027 | 6.9682 | 14.8023 | 51.5929 | 13.09453 | – |
| 2026 Apr 27 17:58 | 2026 Apr 22 22:36:54 | 99.7824 | 0.02027 | 6.9682 | 14.8023 | 51.5929 | 13.09453 | – |
| 2026 Apr 26 17:58 | 2026 Apr 22 22:36:54 | 99.7824 | 0.02027 | 6.9682 | 14.8023 | 51.5929 | 13.09453 | – |
| 2026 Apr 25 17:58 | 2026 Apr 22 22:36:54 | 99.7824 | 0.02027 | 6.9682 | 14.8023 | 51.5929 | 13.09453 | – |
| 2026 Apr 24 17:59 | 2026 Apr 22 22:36:54 | 99.7824 | 0.02027 | 6.9682 | 14.8023 | 51.5929 | 13.09453 | – |
| 2026 Apr 23 17:57 | 2026 Apr 17 21:45:10 | 99.7822 | 0.02027 | 6.6610 | 26.6969 | 51.5929 | 13.09453 | – |
| 2026 Apr 22 17:57 | 2026 Apr 17 21:45:10 | 99.7822 | 0.02027 | 6.6610 | 26.6969 | 51.5929 | 13.09453 | – |
| 2026 Apr 21 17:57 | 2026 Apr 17 21:45:10 | 99.7822 | 0.02027 | 6.6610 | 26.6969 | 51.5929 | 13.09453 | – |
| 2026 Apr 20 17:57 | 2026 Apr 17 21:45:10 | 99.7822 | 0.02027 | 6.6610 | 26.6969 | 51.5929 | 13.09453 | – |
| 2026 Apr 19 17:58 | 2026 Apr 17 21:45:10 | 99.7822 | 0.02027 | 6.6610 | 26.6969 | 51.5929 | 13.09453 | – |
| 2026 Apr 18 17:56 | 2026 Apr 10 22:43:24 | 99.7807 | 0.02032 | 6.2363 | 42.5257 | 51.5929 | 13.09453 | – |
| 2026 Apr 16 17:57 | 2026 Apr 10 22:43:24 | 99.7807 | 0.02032 | 6.2363 | 42.5257 | 51.5929 | 13.09453 | – |