Orbital elements of DELTA 1 DEB
| Launched | 4 March 1978 | 
| Flight ended | – | 
| Launch site | Air Force Western Test Range, California, USA | 
| Owner | United States | 
| NORAD ID | 12217 | 
| 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 00:01:16 | 98.9597 | 0.00215 | 21.4757 | 80.0451 | 343.1464 | 14.23851 | – | 
| 2025 Nov 02 18:57 | 2025 Oct 28 00:14:16 | 98.9601 | 0.00216 | 21.1367 | 93.7530 | 343.1464 | 14.23851 | – | 
| 2025 Nov 01 18:58 | 2025 Oct 28 00:14:16 | 98.9601 | 0.00216 | 21.1367 | 93.7530 | 343.1464 | 14.23851 | – | 
| 2025 Oct 31 18:57 | 2025 Oct 28 00:14:16 | 98.9601 | 0.00216 | 21.1367 | 93.7530 | 343.1464 | 14.23851 | – | 
| 2025 Oct 30 18:57 | 2025 Oct 28 00:14:16 | 98.9601 | 0.00216 | 21.1367 | 93.7530 | 343.1464 | 14.23851 | – | 
| 2025 Oct 29 18:57 | 2025 Oct 28 00:14:16 | 98.9601 | 0.00216 | 21.1367 | 93.7530 | 343.1464 | 14.23851 | – | 
| 2025 Oct 28 18:57 | 2025 Oct 23 00:29:48 | 98.9604 | 0.00215 | 20.7979 | 107.3810 | 343.1464 | 14.23851 | – | 
| 2025 Oct 27 18:57 | 2025 Oct 23 00:29:48 | 98.9604 | 0.00215 | 20.7979 | 107.3810 | 343.1464 | 14.23851 | – | 
| 2025 Oct 26 18:57 | 2025 Oct 23 00:29:48 | 98.9604 | 0.00215 | 20.7979 | 107.3810 | 343.1464 | 14.23851 | – | 
| 2025 Oct 25 17:57 | 2025 Oct 23 00:29:48 | 98.9604 | 0.00215 | 20.7979 | 107.3810 | 343.1464 | 14.23851 | – | 
| 2025 Oct 24 17:57 | 2025 Oct 23 00:29:48 | 98.9604 | 0.00215 | 20.7979 | 107.3810 | 343.1464 | 14.23851 | – | 
| 2025 Oct 22 17:56 | 2025 Oct 18 07:20:46 | 98.9607 | 0.00214 | 20.4777 | 120.3949 | 343.1464 | 14.23851 | – | 
| 2025 Oct 21 17:56 | 2025 Oct 18 07:20:46 | 98.9607 | 0.00214 | 20.4777 | 120.3949 | 343.1464 | 14.23851 | – | 
| 2025 Oct 20 17:56 | 2025 Oct 18 07:20:46 | 98.9607 | 0.00214 | 20.4777 | 120.3949 | 343.1464 | 14.23851 | – | 
| 2025 Oct 19 17:56 | 2025 Oct 18 07:20:46 | 98.9607 | 0.00214 | 20.4777 | 120.3949 | 343.1464 | 14.23851 | – | 
| 2025 Oct 18 17:56 | 2025 Oct 18 07:20:46 | 98.9607 | 0.00214 | 20.4777 | 120.3949 | 343.1464 | 14.23851 | – | 
| 2025 Oct 17 17:56 | 2025 Oct 06 20:54:07 | 98.9623 | 0.00210 | 19.7011 | 151.9193 | 343.1464 | 14.23851 | – | 
| 2025 Oct 16 17:56 | 2025 Oct 06 20:54:07 | 98.9623 | 0.00210 | 19.7011 | 151.9193 | 343.1464 | 14.23851 | – | 
| 2025 Oct 15 17:56 | 2025 Oct 06 20:54:07 | 98.9623 | 0.00210 | 19.7011 | 151.9193 | 343.1464 | 14.23851 | – | 
| 2025 Oct 14 17:56 | 2025 Oct 06 20:54:07 | 98.9623 | 0.00210 | 19.7011 | 151.9193 | 343.1464 | 14.23851 | – | 
| 2025 Oct 12 17:56 | 2025 Oct 06 20:54:07 | 98.9623 | 0.00210 | 19.7011 | 151.9193 | 343.1464 | 14.23851 | – | 
| 2025 Oct 11 17:57 | 2025 Oct 06 20:54:07 | 98.9623 | 0.00210 | 19.7011 | 151.9193 | 343.1464 | 14.23851 | – | 
| 2025 Oct 09 17:56 | 2025 Oct 06 20:54:07 | 98.9623 | 0.00210 | 19.7011 | 151.9193 | 343.1464 | 14.23851 | – | 
| 2025 Oct 08 17:56 | 2025 Oct 06 20:54:07 | 98.9623 | 0.00210 | 19.7011 | 151.9193 | 343.1464 | 14.23851 | – | 
| 2025 Oct 07 17:56 | 2025 Oct 06 20:54:07 | 98.9623 | 0.00210 | 19.7011 | 151.9193 | 343.1464 | 14.23851 | – |