Same as Figure 6, but for the variable stars V7–V13 identified in the observed OCs. The stars with IDs V7, V8, V12, and V13 are newly identified variable stars in the present study. The R-band photometry for the four newly identified variable stars is available in machine-readable format as the data behind the figure.

(The data used to create this figure are available in the online article.)

(The data used to create this figure are available.)