abstract:The Carrington rotation of the Sun is a system for comparing locations on the Sun over a period of time, allowing the following of sunspot groups or reappearance of eruptions at a later time.
Withthenumericalmodel, we getastableandself-consistentbackgroundsolar windofCarringtonrotation 1935 at May 1998. Thismakes a foundationforsimulatingCMEevents.