What was the main objective of Schiaparelli's systematic charting efforts, distinguishing them from earlier casual sightings?

Answer

Creating a comprehensive atlas of the planet’s major surface markings

Schiaparelli's work was characterized by systematic cataloging, moving Martian study toward rigorous cartography by creating a comprehensive atlas of features.

What was the main objective of Schiaparelli's systematic charting efforts, distinguishing them from earlier casual sightings?
MarsSpaceastronomyobservationSchiaparelli