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 | 21678 |
| 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 |
| 2025 Dec 28 18:57 | 2025 Dec 25 08:02:03 | 100.0237 | 0.03601 | 18.0979 | 349.9718 | 135.7607 | 13.19495 | – |
| 2025 Dec 27 18:57 | 2025 Dec 25 08:02:03 | 100.0237 | 0.03601 | 18.0979 | 349.9718 | 135.7607 | 13.19495 | – |
| 2025 Dec 26 18:56 | 2025 Dec 25 08:02:03 | 100.0237 | 0.03601 | 18.0979 | 349.9718 | 135.7607 | 13.19495 | – |
| 2025 Dec 25 18:57 | 2025 Dec 20 06:13:58 | 100.0238 | 0.03600 | 17.7744 | 1.6580 | 135.7607 | 13.19495 | – |
| 2025 Dec 24 18:56 | 2025 Dec 20 06:13:58 | 100.0238 | 0.03600 | 17.7744 | 1.6580 | 135.7607 | 13.19495 | – |
| 2025 Dec 23 18:56 | 2025 Dec 20 06:13:58 | 100.0238 | 0.03600 | 17.7744 | 1.6580 | 135.7607 | 13.19495 | – |
| 2025 Dec 22 18:57 | 2025 Dec 20 06:13:58 | 100.0238 | 0.03600 | 17.7744 | 1.6580 | 135.7607 | 13.19495 | – |
| 2025 Dec 21 18:57 | 2025 Dec 20 06:13:58 | 100.0238 | 0.03600 | 17.7744 | 1.6580 | 135.7607 | 13.19495 | – |
| 2025 Dec 20 18:57 | 2025 Dec 20 06:13:58 | 100.0238 | 0.03600 | 17.7744 | 1.6580 | 135.7607 | 13.19495 | – |
| 2025 Dec 19 18:57 | 2025 Dec 11 13:03:41 | 100.0227 | 0.03592 | 17.2191 | 21.7298 | 135.7607 | 13.19495 | – |
| 2025 Dec 18 18:57 | 2025 Dec 11 13:03:41 | 100.0227 | 0.03592 | 17.2191 | 21.7298 | 135.7607 | 13.19495 | – |
| 2025 Dec 17 18:58 | 2025 Dec 11 13:03:41 | 100.0227 | 0.03592 | 17.2191 | 21.7298 | 135.7607 | 13.19495 | – |
| 2025 Dec 16 18:57 | 2025 Dec 11 13:03:41 | 100.0227 | 0.03592 | 17.2191 | 21.7298 | 135.7607 | 13.19495 | – |
| 2025 Dec 15 18:58 | 2025 Dec 11 13:03:41 | 100.0227 | 0.03592 | 17.2191 | 21.7298 | 135.7607 | 13.19495 | – |
| 2025 Dec 14 18:56 | 2025 Dec 11 13:03:41 | 100.0227 | 0.03592 | 17.2191 | 21.7298 | 135.7607 | 13.19495 | – |
| 2025 Dec 13 18:56 | 2025 Dec 11 13:03:41 | 100.0227 | 0.03592 | 17.2191 | 21.7298 | 135.7607 | 13.19495 | – |
| 2025 Dec 12 18:57 | 2025 Dec 11 13:03:41 | 100.0227 | 0.03592 | 17.2191 | 21.7298 | 135.7607 | 13.19495 | – |
| 2025 Dec 11 18:56 | 2025 Dec 06 17:40:58 | 100.0232 | 0.03586 | 16.9128 | 32.8257 | 135.7607 | 13.19495 | – |
| 2025 Dec 10 18:56 | 2025 Dec 06 17:40:58 | 100.0232 | 0.03586 | 16.9128 | 32.8257 | 135.7607 | 13.19495 | – |
| 2025 Dec 09 18:56 | 2025 Dec 06 17:40:58 | 100.0232 | 0.03586 | 16.9128 | 32.8257 | 135.7607 | 13.19495 | – |
| 2025 Dec 08 18:56 | 2025 Dec 06 17:40:58 | 100.0232 | 0.03586 | 16.9128 | 32.8257 | 135.7607 | 13.19495 | – |
| 2025 Dec 07 18:56 | 2025 Dec 06 17:40:58 | 100.0232 | 0.03586 | 16.9128 | 32.8257 | 135.7607 | 13.19495 | – |
| 2025 Dec 06 18:56 | 2025 Dec 01 12:51:41 | 100.0220 | 0.03578 | 16.5814 | 44.8598 | 135.7607 | 13.19495 | – |
| 2025 Dec 05 18:57 | 2025 Dec 01 12:51:41 | 100.0220 | 0.03578 | 16.5814 | 44.8598 | 135.7607 | 13.19495 | – |
| 2025 Dec 04 18:57 | 2025 Dec 01 12:51:41 | 100.0220 | 0.03578 | 16.5814 | 44.8598 | 135.7607 | 13.19495 | – |
| 2025 Dec 03 18:56 | 2025 Dec 01 12:51:41 | 100.0220 | 0.03578 | 16.5814 | 44.8598 | 135.7607 | 13.19495 | – |
| 2025 Dec 02 18:56 | 2025 Dec 01 12:51:41 | 100.0220 | 0.03578 | 16.5814 | 44.8598 | 135.7607 | 13.19495 | – |