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 | 21367 | 
| 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 Nov 03 18:57 | 2025 Nov 02 12:16:52 | 99.8325 | 0.00745 | 1.5494 | 172.6747 | 198.4787 | 13.31377 | – | 
| 2025 Nov 02 18:57 | 2025 Oct 28 15:47:45 | 99.8326 | 0.00743 | 1.2403 | 184.1855 | 198.4787 | 13.31377 | – | 
| 2025 Nov 01 18:58 | 2025 Oct 28 15:47:45 | 99.8326 | 0.00743 | 1.2403 | 184.1855 | 198.4787 | 13.31377 | – | 
| 2025 Oct 31 18:57 | 2025 Oct 28 15:47:45 | 99.8326 | 0.00743 | 1.2403 | 184.1855 | 198.4787 | 13.31377 | – | 
| 2025 Oct 30 18:57 | 2025 Oct 28 15:47:45 | 99.8326 | 0.00743 | 1.2403 | 184.1855 | 198.4787 | 13.31377 | – | 
| 2025 Oct 29 18:57 | 2025 Oct 28 15:47:45 | 99.8326 | 0.00743 | 1.2403 | 184.1855 | 198.4787 | 13.31377 | – | 
| 2025 Oct 28 18:57 | 2025 Oct 23 16:43:47 | 99.8331 | 0.00742 | 0.9244 | 195.9571 | 198.4787 | 13.31377 | – | 
| 2025 Oct 27 18:57 | 2025 Oct 23 16:43:47 | 99.8331 | 0.00742 | 0.9244 | 195.9571 | 198.4787 | 13.31377 | – | 
| 2025 Oct 26 18:57 | 2025 Oct 23 16:43:47 | 99.8331 | 0.00742 | 0.9244 | 195.9571 | 198.4787 | 13.31377 | – | 
| 2025 Oct 25 17:57 | 2025 Oct 23 16:43:47 | 99.8331 | 0.00742 | 0.9244 | 195.9571 | 198.4787 | 13.31377 | – | 
| 2025 Oct 24 17:57 | 2025 Oct 23 16:43:47 | 99.8331 | 0.00742 | 0.9244 | 195.9571 | 198.4787 | 13.31377 | – | 
| 2025 Oct 22 17:56 | 2025 Oct 18 04:35:03 | 99.8336 | 0.00740 | 0.5738 | 209.0795 | 198.4787 | 13.31377 | – | 
| 2025 Oct 21 17:56 | 2025 Oct 18 04:35:03 | 99.8336 | 0.00740 | 0.5738 | 209.0795 | 198.4787 | 13.31377 | – | 
| 2025 Oct 20 17:56 | 2025 Oct 18 04:35:03 | 99.8336 | 0.00740 | 0.5738 | 209.0795 | 198.4787 | 13.31377 | – | 
| 2025 Oct 19 17:56 | 2025 Oct 18 04:35:03 | 99.8336 | 0.00740 | 0.5738 | 209.0795 | 198.4787 | 13.31377 | – | 
| 2025 Oct 18 17:56 | 2025 Oct 18 04:35:03 | 99.8336 | 0.00740 | 0.5738 | 209.0795 | 198.4787 | 13.31377 | – | 
| 2025 Oct 17 17:56 | 2025 Oct 07 12:15:21 | 99.8344 | 0.00736 | 23.8936 | 234.6062 | 198.4787 | 13.31377 | – | 
| 2025 Oct 16 17:56 | 2025 Oct 07 12:15:21 | 99.8344 | 0.00736 | 23.8936 | 234.6062 | 198.4787 | 13.31377 | – | 
| 2025 Oct 15 17:56 | 2025 Oct 07 12:15:21 | 99.8344 | 0.00736 | 23.8936 | 234.6062 | 198.4787 | 13.31377 | – | 
| 2025 Oct 14 17:56 | 2025 Oct 07 12:15:21 | 99.8344 | 0.00736 | 23.8936 | 234.6062 | 198.4787 | 13.31377 | – | 
| 2025 Oct 12 17:56 | 2025 Oct 07 12:15:21 | 99.8344 | 0.00736 | 23.8936 | 234.6062 | 198.4787 | 13.31377 | – | 
| 2025 Oct 11 17:57 | 2025 Oct 07 12:15:21 | 99.8344 | 0.00736 | 23.8936 | 234.6062 | 198.4787 | 13.31377 | – | 
| 2025 Oct 09 17:56 | 2025 Oct 07 12:15:21 | 99.8344 | 0.00736 | 23.8936 | 234.6062 | 198.4787 | 13.31377 | – | 
| 2025 Oct 08 17:56 | 2025 Oct 07 12:15:21 | 99.8344 | 0.00736 | 23.8936 | 234.6062 | 198.4787 | 13.31377 | – | 
| 2025 Oct 07 17:56 | 2025 Oct 07 12:15:21 | 99.8344 | 0.00736 | 23.8936 | 234.6062 | 198.4787 | 13.31377 | – |