Welcome to the Earthdata User Forum! Here, subject matter experts from several NASA Distributed Active Archive Centers (DAAC) can discuss general questions, research needs and data applications. Users can query how to access, view and interpret the data.
For Insolation Clearness Index (K):
1. Go to POWER tool: https://power.larc.nasa.gov/data-access-viewer/
2. On the panel in the left (POWER Single Point Data Access), go to section 6 (Select Parameters). In the ‘Search Parameters’ box, type ‘insolation clearness index’ and select it from the results under the ‘Thermal Applications’
3. Specify spatial and temporal parameters, and hit ‘Submit;’