Orbital elements of DELTA 2 R/B
| Launched | 12 April 1991 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 21228 |
| 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 Mar 17 18:56 | 2026 Mar 15 15:57:46 | 23.9965 | 0.11333 | 13.8811 | 218.2410 | 133.2089 | 12.55586 | 4.743 |
| 2026 Mar 16 18:57 | 2026 Mar 15 15:57:46 | 23.9965 | 0.11333 | 13.8811 | 218.2410 | 133.2089 | 12.55586 | 4.743 |
| 2026 Mar 15 18:56 | 2026 Mar 15 15:57:46 | 23.9965 | 0.11333 | 13.8811 | 218.2410 | 133.2089 | 12.55586 | 4.743 |
| 2026 Mar 14 18:56 | 2026 Mar 10 10:04:43 | 23.9922 | 0.11332 | 15.4863 | 176.4288 | 133.2089 | 12.55586 | 4.743 |
| 2026 Mar 13 18:57 | 2026 Mar 10 10:04:43 | 23.9922 | 0.11332 | 15.4863 | 176.4288 | 133.2089 | 12.55586 | 4.743 |
| 2026 Mar 12 18:57 | 2026 Mar 10 10:04:43 | 23.9922 | 0.11332 | 15.4863 | 176.4288 | 133.2089 | 12.55586 | 4.743 |
| 2026 Mar 11 18:56 | 2026 Mar 10 10:04:43 | 23.9922 | 0.11332 | 15.4863 | 176.4288 | 133.2089 | 12.55586 | 4.743 |
| 2026 Mar 10 18:56 | 2026 Mar 10 10:04:43 | 23.9922 | 0.11332 | 15.4863 | 176.4288 | 133.2089 | 12.55586 | 4.743 |
| 2026 Mar 09 18:56 | 2026 Mar 04 14:50:12 | 23.9898 | 0.11332 | 17.2623 | 130.1747 | 133.2089 | 12.55586 | 4.743 |
| 2026 Mar 08 18:57 | 2026 Mar 04 14:50:12 | 23.9898 | 0.11332 | 17.2623 | 130.1747 | 133.2089 | 12.55586 | 4.743 |
| 2026 Mar 07 18:57 | 2026 Mar 04 14:50:12 | 23.9898 | 0.11332 | 17.2623 | 130.1747 | 133.2089 | 12.55586 | 4.743 |
| 2026 Mar 06 18:56 | 2026 Mar 04 14:50:12 | 23.9898 | 0.11332 | 17.2623 | 130.1747 | 133.2089 | 12.55586 | 4.743 |
| 2026 Mar 05 18:56 | 2026 Mar 04 14:50:12 | 23.9898 | 0.11332 | 17.2623 | 130.1747 | 133.2089 | 12.55586 | 4.743 |
| 2026 Mar 04 18:57 | 2026 Mar 04 14:50:12 | 23.9898 | 0.11332 | 17.2623 | 130.1747 | 133.2089 | 12.55586 | 4.743 |
| 2026 Mar 03 18:56 | 2026 Feb 26 02:22:47 | 23.9903 | 0.11333 | 19.2578 | 78.2201 | 133.2089 | 12.55586 | 4.743 |
| 2026 Mar 02 18:57 | 2026 Feb 26 02:22:47 | 23.9903 | 0.11333 | 19.2578 | 78.2201 | 133.2089 | 12.55586 | 4.743 |
| 2026 Mar 01 18:57 | 2026 Feb 26 02:22:47 | 23.9903 | 0.11333 | 19.2578 | 78.2201 | 133.2089 | 12.55586 | 4.743 |
| 2026 Feb 28 18:56 | 2026 Feb 26 02:22:47 | 23.9903 | 0.11333 | 19.2578 | 78.2201 | 133.2089 | 12.55586 | 4.743 |
| 2026 Feb 27 19:05 | 2026 Feb 26 02:22:47 | 23.9903 | 0.11333 | 19.2578 | 78.2201 | 133.2089 | 12.55586 | 4.743 |
| 2026 Feb 26 20:45 | 2026 Feb 26 02:22:47 | 23.9903 | 0.11333 | 19.2578 | 78.2201 | 133.2089 | 12.55586 | 4.743 |