The physical properties challenge was announced on June 29th, 2020 and the molecules and experimental details were made available at this time. Additional input files, instructions, and submission templates were made available afterward and participant submissions were accepted until October 8th, 2020. Following the conclusion of the blind challenge, the experimental data was made public on October 9th, 2020, and results were discussed in a virtual workshop (on November 2-5, 2020) (SAMPL Community Zenodo page )