Solar terrain lab

Shadow Analyzer

Drag orbit Wheel zoom Right-drag pan

Shadow mask binary

Shadow Sunlit

Preparing terrain…

Analysis layer

What should the terrain show?

Simulation time

Date

ISO 8601 · YYYY-MM-DD

Local time 12:00

00:0006:0012:0018:0024:00

Browser local time

IANA time zone

DNI W/m² Calculation

Atmosphere

Clear sky

Climate source

No weather attenuation; direct normal irradiance uses the manual value.

Sun position

N E S W

Azimuth — from north

Elevation — above horizon

Scene summary

Sunlit area —

Shadow area —

Terrain & model details

Vertical exaggeration 1.0×