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 | 21516 |
| 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 Aug 12 17:56 | 2026 Aug 05 07:35:50 | 99.8203 | 0.00702 | 23.2581 | 192.3302 | 197.4845 | 13.33010 | – |
| 2026 Aug 11 17:56 | 2026 Aug 05 07:35:50 | 99.8203 | 0.00702 | 23.2581 | 192.3302 | 197.4845 | 13.33010 | – |
| 2026 Aug 10 17:56 | 2026 Aug 05 07:35:50 | 99.8203 | 0.00702 | 23.2581 | 192.3302 | 197.4845 | 13.33010 | – |
| 2026 Aug 09 17:57 | 2026 Aug 05 07:35:50 | 99.8203 | 0.00702 | 23.2581 | 192.3302 | 197.4845 | 13.33010 | – |
| 2026 Aug 08 17:57 | 2026 Aug 05 07:35:50 | 99.8203 | 0.00702 | 23.2581 | 192.3302 | 197.4845 | 13.33010 | – |
| 2026 Aug 07 17:57 | 2026 Aug 05 07:35:50 | 99.8203 | 0.00702 | 23.2581 | 192.3302 | 197.4845 | 13.33010 | – |
| 2026 Aug 06 17:57 | 2026 Jul 31 20:08:27 | 99.8198 | 0.00700 | 22.9725 | 203.0279 | 197.4845 | 13.33010 | – |
| 2026 Aug 05 17:56 | 2026 Jul 31 20:08:27 | 99.8198 | 0.00700 | 22.9725 | 203.0279 | 197.4845 | 13.33010 | – |
| 2026 Aug 04 17:57 | 2026 Jul 31 20:08:27 | 99.8198 | 0.00700 | 22.9725 | 203.0279 | 197.4845 | 13.33010 | – |
| 2026 Aug 03 17:56 | 2026 Jul 31 20:08:27 | 99.8198 | 0.00700 | 22.9725 | 203.0279 | 197.4845 | 13.33010 | – |
| 2026 Aug 02 17:57 | 2026 Jul 31 20:08:27 | 99.8198 | 0.00700 | 22.9725 | 203.0279 | 197.4845 | 13.33010 | – |
| 2026 Aug 01 17:57 | 2026 Jul 31 20:08:27 | 99.8198 | 0.00700 | 22.9725 | 203.0279 | 197.4845 | 13.33010 | – |
| 2026 Jul 31 17:56 | 2026 Jul 26 08:00:10 | 99.8193 | 0.00698 | 22.6214 | 216.2311 | 197.4845 | 13.33010 | – |
| 2026 Jul 30 17:57 | 2026 Jul 26 08:00:10 | 99.8193 | 0.00698 | 22.6214 | 216.2311 | 197.4845 | 13.33010 | – |
| 2026 Jul 29 17:57 | 2026 Jul 26 08:00:10 | 99.8193 | 0.00698 | 22.6214 | 216.2311 | 197.4845 | 13.33010 | – |
| 2026 Jul 28 17:57 | 2026 Jul 26 08:00:10 | 99.8193 | 0.00698 | 22.6214 | 216.2311 | 197.4845 | 13.33010 | – |
| 2026 Jul 27 17:57 | 2026 Jul 26 08:00:10 | 99.8193 | 0.00698 | 22.6214 | 216.2311 | 197.4845 | 13.33010 | – |
| 2026 Jul 26 17:56 | 2026 Jul 20 15:18:42 | 99.8188 | 0.00695 | 22.2581 | 229.9403 | 197.4845 | 13.33010 | – |
| 2026 Jul 25 17:57 | 2026 Jul 20 15:18:42 | 99.8188 | 0.00695 | 22.2581 | 229.9403 | 197.4845 | 13.33010 | – |
| 2026 Jul 24 17:56 | 2026 Jul 20 15:18:42 | 99.8188 | 0.00695 | 22.2581 | 229.9403 | 197.4845 | 13.33010 | – |
| 2026 Jul 23 17:57 | 2026 Jul 20 15:18:42 | 99.8188 | 0.00695 | 22.2581 | 229.9403 | 197.4845 | 13.33010 | – |
| 2026 Jul 22 17:57 | 2026 Jul 20 15:18:42 | 99.8188 | 0.00695 | 22.2581 | 229.9403 | 197.4845 | 13.33010 | – |
| 2026 Jul 21 17:57 | 2026 Jul 20 15:18:42 | 99.8188 | 0.00695 | 22.2581 | 229.9403 | 197.4845 | 13.33010 | – |
| 2026 Jul 20 17:57 | 2026 Jul 15 20:26:56 | 99.8181 | 0.00693 | 21.9529 | 241.4855 | 197.4845 | 13.33010 | – |
| 2026 Jul 19 19:06 | 2026 Jul 15 20:26:56 | 99.8181 | 0.00693 | 21.9529 | 241.4855 | 197.4845 | 13.33010 | – |
| 2026 Jul 19 17:57 | 2026 Jul 15 20:26:56 | 99.8181 | 0.00693 | 21.9529 | 241.4855 | 197.4845 | 13.33010 | – |
| 2026 Jul 18 17:57 | 2026 Jul 15 20:26:56 | 99.8181 | 0.00693 | 21.9529 | 241.4855 | 197.4845 | 13.33010 | – |
| 2026 Jul 17 17:57 | 2026 Jul 15 20:26:56 | 99.8181 | 0.00693 | 21.9529 | 241.4855 | 197.4845 | 13.33010 | – |
| 2026 Jul 16 17:56 | 2026 Jul 15 20:26:56 | 99.8181 | 0.00693 | 21.9529 | 241.4855 | 197.4845 | 13.33010 | – |