Although, the 3rd is the day of the exact trine, this configuration has been gaining strength for the last week and will fade into next week, so there is plenty time to use it fully. And you are most likely already experiencing it.
So, whenever the Sun and Pluto meet up, there is an increase in power and passion. The ability to pursue one’s goals is accentuated and your capacity to concentrate on minute details will be emphasized. Additionally, you will be given the chance to shine light (Sun) on the darker (Pluto) facets underscored by the placement of this alignment.