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| WFC3 Instrument Handbook |
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z (Hβ) filter.Figure A.148: Integrated system throughput for FQ492N.Figure A.149: Point source S/N vs. V+ABν for the FQ492N filter, assuming high sky backgrounds and a 5×5 pixel aperture.Figure A.150: Extended source S/N vs. V+ABν for the FQ492N filter, assuming high sky backgrounds and a source uniformly filling a 1 arcsec2 aperture.