Orbital elements of BLOCK DM-SL R/B
| Launched | 2 December 2012 |
| Flight ended | – |
| Launch site | Sea Launch Platform (mobile) |
| Owner | Sea Launch |
| NORAD ID | 39021 |
| 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 Feb 28 18:56 | 2026 Feb 26 06:51:05 | 0.7582 | 0.68807 | 2.7390 | 63.5710 | 335.3857 | 2.21899 | – |
| 2026 Feb 27 19:05 | 2026 Feb 26 06:51:05 | 0.7582 | 0.68807 | 2.7390 | 63.5710 | 335.3857 | 2.21899 | – |
| 2026 Feb 26 20:45 | 2026 Feb 26 06:51:05 | 0.7582 | 0.68807 | 2.7390 | 63.5710 | 335.3857 | 2.21899 | – |
| 2026 Feb 05 18:58 | 2026 Feb 02 09:43:55 | 0.6947 | 0.68851 | 2.8218 | 54.9247 | 335.3857 | 2.21899 | – |
| 2026 Feb 04 18:57 | 2026 Feb 02 09:43:55 | 0.6947 | 0.68851 | 2.8218 | 54.9247 | 335.3857 | 2.21899 | – |
| 2026 Feb 03 18:56 | 2026 Feb 02 09:43:55 | 0.6947 | 0.68851 | 2.8218 | 54.9247 | 335.3857 | 2.21899 | – |
| 2026 Feb 02 18:56 | 2026 Feb 02 09:43:55 | 0.6947 | 0.68851 | 2.8218 | 54.9247 | 335.3857 | 2.21899 | – |
| 2026 Feb 01 18:56 | 2026 Jan 27 13:09:03 | 0.6773 | 0.68861 | 2.8411 | 52.8129 | 335.3857 | 2.21899 | – |