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| ACS Instrument Handbook |
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Figure 10.5: Point source S/N vs. V+ABν for the WFC/F475W filter. Top curves are for low sky; bottom curves are for average sky.Figure 10.6: Extended source S/N vs. V+ABν for the WFC/F475W filter. Top curves are for low sky and bottom curves are for average sky for a 1 arcsec2 area.