Figure 2

Distribution of submitted locations. The first panel shows the locations submitted over time, and the bin width is 5 minutes. The dotted vertical line at 532 minutes denotes the winning submission. The black solid line indicates the growth of false clusters over time, while the black dashed line indicates the growth of false locations. The blue solid line indicates the growth of official clusters over time, while the blue dashed line indicates the growth of correct locations. All correct clusters were found at 362 minutes after the challenge was launched. The second panel shows the submissions for all 42 registered teams plus one Anonymous team, sorted by the number of false clusters.