Fig. 1
Coverage of the photometric data across the Sculptor dwarf spheroidal. Black squares (Nos. 1–5, 9–12) denote the CTIO 4 m fields observed. The 15 smaller blue squares show the CTIO 0.9 m calibration fields that were observed. The green dashed ellipse is the tidal radius of Sculptor, as determined by Irwin & Hatzidimitriou (1995).
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