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 | 21504 |
| 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 Jul 27 17:57 | 2026 Jul 27 06:23:58 | 99.8297 | 0.05471 | 8.7024 | 83.6985 | 64.2749 | 12.48665 | – |
| 2026 Jul 26 17:56 | 2026 Jul 21 06:11:00 | 99.8301 | 0.05467 | 8.3710 | 96.1191 | 64.2749 | 12.48665 | – |
| 2026 Jul 25 17:57 | 2026 Jul 21 06:11:00 | 99.8301 | 0.05467 | 8.3710 | 96.1191 | 64.2749 | 12.48665 | – |
| 2026 Jul 24 17:56 | 2026 Jul 21 06:11:00 | 99.8301 | 0.05467 | 8.3710 | 96.1191 | 64.2749 | 12.48665 | – |
| 2026 Jul 23 17:57 | 2026 Jul 21 06:11:00 | 99.8301 | 0.05467 | 8.3710 | 96.1191 | 64.2749 | 12.48665 | – |
| 2026 Jul 22 17:57 | 2026 Jul 21 06:11:00 | 99.8301 | 0.05467 | 8.3710 | 96.1191 | 64.2749 | 12.48665 | – |
| 2026 Jul 21 17:57 | 2026 Jul 21 06:11:00 | 99.8301 | 0.05467 | 8.3710 | 96.1191 | 64.2749 | 12.48665 | – |
| 2026 Jul 20 17:57 | 2026 Jul 16 06:57:09 | 99.8304 | 0.05464 | 8.0970 | 106.3937 | 64.2749 | 12.48665 | – |
| 2026 Jul 19 19:06 | 2026 Jul 16 06:57:09 | 99.8304 | 0.05464 | 8.0970 | 106.3937 | 64.2749 | 12.48665 | – |
| 2026 Jul 19 17:57 | 2026 Jul 16 06:57:09 | 99.8304 | 0.05464 | 8.0970 | 106.3937 | 64.2749 | 12.48665 | – |
| 2026 Jul 18 17:57 | 2026 Jul 16 06:57:09 | 99.8304 | 0.05464 | 8.0970 | 106.3937 | 64.2749 | 12.48665 | – |
| 2026 Jul 17 17:57 | 2026 Jul 16 06:57:09 | 99.8304 | 0.05464 | 8.0970 | 106.3937 | 64.2749 | 12.48665 | – |
| 2026 Jul 16 17:56 | 2026 Jul 16 06:57:09 | 99.8304 | 0.05464 | 8.0970 | 106.3937 | 64.2749 | 12.48665 | – |
| 2026 Jul 15 17:57 | 2026 Jul 11 05:50:20 | 99.8310 | 0.05460 | 7.8187 | 116.8376 | 64.2749 | 12.48665 | – |
| 2026 Jul 14 17:56 | 2026 Jul 11 05:50:20 | 99.8310 | 0.05460 | 7.8187 | 116.8376 | 64.2749 | 12.48665 | – |
| 2026 Jul 13 17:56 | 2026 Jul 11 05:50:20 | 99.8310 | 0.05460 | 7.8187 | 116.8376 | 64.2749 | 12.48665 | – |
| 2026 Jul 12 17:56 | 2026 Jul 11 05:50:20 | 99.8310 | 0.05460 | 7.8187 | 116.8376 | 64.2749 | 12.48665 | – |
| 2026 Jul 11 17:56 | 2026 Jul 11 05:50:20 | 99.8310 | 0.05460 | 7.8187 | 116.8376 | 64.2749 | 12.48665 | – |
| 2026 Jul 09 17:56 | 2026 Jul 05 05:38:04 | 99.8310 | 0.05455 | 7.4873 | 129.2811 | 64.2749 | 12.48665 | – |
| 2026 Jul 08 17:56 | 2026 Jul 05 05:38:04 | 99.8310 | 0.05455 | 7.4873 | 129.2811 | 64.2749 | 12.48665 | – |
| 2026 Jul 07 17:56 | 2026 Jul 05 05:38:04 | 99.8310 | 0.05455 | 7.4873 | 129.2811 | 64.2749 | 12.48665 | – |
| 2026 Jul 06 17:57 | 2026 Jul 05 05:38:04 | 99.8310 | 0.05455 | 7.4873 | 129.2811 | 64.2749 | 12.48665 | – |
| 2026 Jul 05 17:56 | 2026 Jul 05 05:38:04 | 99.8310 | 0.05455 | 7.4873 | 129.2811 | 64.2749 | 12.48665 | – |
| 2026 Jul 04 17:56 | 2026 Jun 27 18:18:04 | 99.8313 | 0.05450 | 7.0752 | 144.7685 | 64.2749 | 12.48665 | – |
| 2026 Jul 03 17:57 | 2026 Jun 27 18:18:04 | 99.8313 | 0.05450 | 7.0752 | 144.7685 | 64.2749 | 12.48665 | – |
| 2026 Jul 02 17:56 | 2026 Jun 27 18:18:04 | 99.8313 | 0.05450 | 7.0752 | 144.7685 | 64.2749 | 12.48665 | – |
| 2026 Jul 01 17:56 | 2026 Jun 27 18:18:04 | 99.8313 | 0.05450 | 7.0752 | 144.7685 | 64.2749 | 12.48665 | – |
| 2026 Jun 30 17:56 | 2026 Jun 27 18:18:04 | 99.8313 | 0.05450 | 7.0752 | 144.7685 | 64.2749 | 12.48665 | – |