SPOT Will be Unavailable Monday October 20, 10am-12pm PST.

This is due to schedule maintenance and certificate upgrades.

Welcome to the SPOT Suite Portal for ALS Data and Simulations.

Log in with your NERSC account at the top right to gain access to NERSC compute resources (required for ALS simulation and analysis tools).

This site is a work in progress. Please report any problems with the page to

Learn more. »