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 | 21496 |
| 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 30 17:57 | 2026 May 25 14:39:57 | 99.8320 | 0.03423 | 1.4991 | 86.2315 | 306.0857 | 12.82611 | – |
| 2026 May 29 17:57 | 2026 May 25 14:39:57 | 99.8320 | 0.03423 | 1.4991 | 86.2315 | 306.0857 | 12.82611 | – |
| 2026 May 28 17:56 | 2026 May 25 14:39:57 | 99.8320 | 0.03423 | 1.4991 | 86.2315 | 306.0857 | 12.82611 | – |
| 2026 May 27 17:57 | 2026 May 25 14:39:57 | 99.8320 | 0.03423 | 1.4991 | 86.2315 | 306.0857 | 12.82611 | – |
| 2026 May 26 17:57 | 2026 May 25 14:39:57 | 99.8320 | 0.03423 | 1.4991 | 86.2315 | 306.0857 | 12.82611 | – |
| 2026 May 25 17:57 | 2026 May 21 06:16:35 | 99.8321 | 0.03422 | 1.2447 | 95.7615 | 306.0857 | 12.82611 | – |
| 2026 May 24 17:57 | 2026 May 21 06:16:35 | 99.8321 | 0.03422 | 1.2447 | 95.7615 | 306.0857 | 12.82611 | – |
| 2026 May 23 17:58 | 2026 May 21 06:16:35 | 99.8321 | 0.03422 | 1.2447 | 95.7615 | 306.0857 | 12.82611 | – |
| 2026 May 22 17:57 | 2026 May 21 06:16:35 | 99.8321 | 0.03422 | 1.2447 | 95.7615 | 306.0857 | 12.82611 | – |
| 2026 May 21 17:57 | 2026 May 21 06:16:35 | 99.8321 | 0.03422 | 1.2447 | 95.7615 | 306.0857 | 12.82611 | – |
| 2026 May 20 17:57 | 2026 May 16 15:22:02 | 99.8327 | 0.03420 | 0.9744 | 105.8977 | 306.0857 | 12.82611 | – |
| 2026 May 19 17:58 | 2026 May 16 15:22:02 | 99.8327 | 0.03420 | 0.9744 | 105.8977 | 306.0857 | 12.82611 | – |
| 2026 May 18 17:57 | 2026 May 16 15:22:02 | 99.8327 | 0.03420 | 0.9744 | 105.8977 | 306.0857 | 12.82611 | – |
| 2026 May 17 17:57 | 2026 May 16 15:22:02 | 99.8327 | 0.03420 | 0.9744 | 105.8977 | 306.0857 | 12.82611 | – |
| 2026 May 16 17:56 | 2026 May 16 15:22:02 | 99.8327 | 0.03420 | 0.9744 | 105.8977 | 306.0857 | 12.82611 | – |
| 2026 May 15 17:57 | 2026 May 09 22:17:38 | 99.8337 | 0.03417 | 0.5818 | 120.6241 | 306.0857 | 12.82611 | – |
| 2026 May 14 17:58 | 2026 May 09 22:17:38 | 99.8337 | 0.03417 | 0.5818 | 120.6241 | 306.0857 | 12.82611 | – |
| 2026 May 13 17:58 | 2026 May 09 22:17:38 | 99.8337 | 0.03417 | 0.5818 | 120.6241 | 306.0857 | 12.82611 | – |
| 2026 May 12 17:58 | 2026 May 09 22:17:38 | 99.8337 | 0.03417 | 0.5818 | 120.6241 | 306.0857 | 12.82611 | – |
| 2026 May 11 17:56 | 2026 May 09 22:17:38 | 99.8337 | 0.03417 | 0.5818 | 120.6241 | 306.0857 | 12.82611 | – |
| 2026 May 10 17:57 | 2026 May 09 22:17:38 | 99.8337 | 0.03417 | 0.5818 | 120.6241 | 306.0857 | 12.82611 | – |
| 2026 May 09 17:57 | 2026 May 04 13:24:54 | 99.8343 | 0.03415 | 0.2676 | 132.4198 | 306.0857 | 12.82611 | – |
| 2026 May 08 17:57 | 2026 May 04 13:24:54 | 99.8343 | 0.03415 | 0.2676 | 132.4198 | 306.0857 | 12.82611 | – |
| 2026 May 07 17:58 | 2026 May 04 13:24:54 | 99.8343 | 0.03415 | 0.2676 | 132.4198 | 306.0857 | 12.82611 | – |
| 2026 May 06 17:57 | 2026 May 04 13:24:54 | 99.8343 | 0.03415 | 0.2676 | 132.4198 | 306.0857 | 12.82611 | – |
| 2026 May 05 17:57 | 2026 May 04 13:24:54 | 99.8343 | 0.03415 | 0.2676 | 132.4198 | 306.0857 | 12.82611 | – |
| 2026 May 04 17:57 | 2026 Apr 30 13:54:04 | 99.8351 | 0.03413 | 0.0348 | 141.1609 | 306.0857 | 12.82611 | – |
| 2026 May 03 17:57 | 2026 Apr 30 13:54:04 | 99.8351 | 0.03413 | 0.0348 | 141.1609 | 306.0857 | 12.82611 | – |