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Fig. 13

image

Footprint of GALAH DR2 stars (black contours; single dwarf stars according to Zwitter et al. 2018), the final sample of binary stars (see Sect. 6), The Cannon validation sample, and the benchmark validation sample (see Sect. 4). GALAH stars include sources targeted by the GALAH pilot (Duong et al. 2018), K2-HERMES (Wittenmyer et al. 2018), and TESS-HERMES (Sharma et al. 2018) surveys, which undergo the same reduction pipeline as the main GALAH survey.

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