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 | 12427 | 
| 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 Oct 30 18:57 | 2025 Oct 29 10:38:38 | 99.1494 | 0.01019 | 7.0892 | 273.8223 | 141.5233 | 14.42427 | – | 
| 2025 Oct 29 18:57 | 2025 Oct 29 10:38:38 | 99.1494 | 0.01019 | 7.0892 | 273.8223 | 141.5233 | 14.42427 | – | 
| 2025 Oct 28 18:57 | 2025 Oct 23 21:55:58 | 99.1487 | 0.01019 | 6.6939 | 290.1974 | 141.5233 | 14.42427 | – | 
| 2025 Oct 27 18:57 | 2025 Oct 23 21:55:58 | 99.1487 | 0.01019 | 6.6939 | 290.1974 | 141.5233 | 14.42427 | – | 
| 2025 Oct 26 18:57 | 2025 Oct 23 21:55:58 | 99.1487 | 0.01019 | 6.6939 | 290.1974 | 141.5233 | 14.42427 | – | 
| 2025 Oct 25 17:57 | 2025 Oct 23 21:55:58 | 99.1487 | 0.01019 | 6.6939 | 290.1974 | 141.5233 | 14.42427 | – | 
| 2025 Oct 24 17:57 | 2025 Oct 23 21:55:58 | 99.1487 | 0.01019 | 6.6939 | 290.1974 | 141.5233 | 14.42427 | – | 
| 2025 Oct 22 17:56 | 2025 Oct 18 06:54:39 | 99.1481 | 0.01020 | 6.2917 | 306.8553 | 141.5233 | 14.42427 | – | 
| 2025 Oct 21 17:56 | 2025 Oct 18 06:54:39 | 99.1481 | 0.01020 | 6.2917 | 306.8553 | 141.5233 | 14.42427 | – | 
| 2025 Oct 20 17:56 | 2025 Oct 18 06:54:39 | 99.1481 | 0.01020 | 6.2917 | 306.8553 | 141.5233 | 14.42427 | – | 
| 2025 Oct 19 17:56 | 2025 Oct 18 06:54:39 | 99.1481 | 0.01020 | 6.2917 | 306.8553 | 141.5233 | 14.42427 | – | 
| 2025 Oct 18 17:56 | 2025 Oct 18 06:54:39 | 99.1481 | 0.01020 | 6.2917 | 306.8553 | 141.5233 | 14.42427 | – | 
| 2025 Oct 17 17:56 | 2025 Oct 07 06:11:45 | 99.1478 | 0.01023 | 5.5035 | 339.5536 | 141.5233 | 14.42427 | – | 
| 2025 Oct 16 17:56 | 2025 Oct 07 06:11:45 | 99.1478 | 0.01023 | 5.5035 | 339.5536 | 141.5233 | 14.42427 | – | 
| 2025 Oct 15 17:56 | 2025 Oct 07 06:11:45 | 99.1478 | 0.01023 | 5.5035 | 339.5536 | 141.5233 | 14.42427 | – | 
| 2025 Oct 14 17:56 | 2025 Oct 07 06:11:45 | 99.1478 | 0.01023 | 5.5035 | 339.5536 | 141.5233 | 14.42427 | – | 
| 2025 Oct 12 17:56 | 2025 Oct 07 06:11:45 | 99.1478 | 0.01023 | 5.5035 | 339.5536 | 141.5233 | 14.42427 | – | 
| 2025 Oct 11 17:57 | 2025 Oct 07 06:11:45 | 99.1478 | 0.01023 | 5.5035 | 339.5536 | 141.5233 | 14.42427 | – | 
| 2025 Oct 09 17:56 | 2025 Oct 07 06:11:45 | 99.1478 | 0.01023 | 5.5035 | 339.5536 | 141.5233 | 14.42427 | – | 
| 2025 Oct 08 17:56 | 2025 Oct 07 06:11:45 | 99.1478 | 0.01023 | 5.5035 | 339.5536 | 141.5233 | 14.42427 | – | 
| 2025 Oct 07 17:56 | 2025 Oct 07 06:11:45 | 99.1478 | 0.01023 | 5.5035 | 339.5536 | 141.5233 | 14.42427 | – | 
| 2025 Oct 05 17:56 | 2025 Sep 25 22:53:10 | 99.1477 | 0.01027 | 4.6959 | 12.9961 | 141.5233 | 14.42427 | – | 
| 2025 Oct 04 17:57 | 2025 Sep 25 22:53:10 | 99.1477 | 0.01027 | 4.6959 | 12.9961 | 141.5233 | 14.42427 | – | 
| 2025 Oct 03 17:57 | 2025 Sep 25 22:53:10 | 99.1477 | 0.01027 | 4.6959 | 12.9961 | 141.5233 | 14.42427 | – |