How Shading Analysis Changes Your Solar System Design

Solar panel system layout shading analysis 2026 data California home San Jose aerial view black on black panels 18 panels 6.48kW 91.2% site efficiency south plane 98% solar access east plane 87% optimized layout.

A solar design is only as good as the sunlight that reaches the roof. Shading analysis turns ‘part of the roof gets shady’ into precise numbers that change your panel count, your layout, your equipment, and the production estimate you sign. Here is how it works and what to look for in a proposal.