| Official name | ATLAS 5 CENTAUR R/B |
| Alternative name | Centaur-5 SEC (Atlas V 411) |
| Cospar ID | 2006-012B |
| Norad ID | 29056 |
| Launch date | 2006-04-20 |
| Launch site | AFETR |
| Launch vehicle | Atlas-5(411)¹ |
| RCS size | LARGE |
| Decay date | ON ORBIT |
| Period (min) | 733.37 |
| Inclination (deg) | 23.05 |
| Perigee (km) | 6046 |
| Apogee (km) | 35075 |
| Eccentricity | 0.705941003380268 |
| Mean motion (revs. per day) | 1.96353818672703 |
| Semi-Major axis (km) | 26938.635 |
| Raan (deg) | 226.1629 |
| Arg of perigee (deg) | 195.831 |
| Shape | Cyl + 1 Nozzle |
| Mass (kg) | 2020 |
| Diameter (m) | 3.1 |
| Height (m) | 11.7 |
| Span (m^2) | 11.7 |
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