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Table 1.

PSF FWHM measured from the HST images.

Filter PSF FWHM [″] Filter PSF FWHM [″]
F435W 0.12 ± 0.02 F105W 0.20 ± 0.02
F475W 0.13 ± 0.03 F110W 0.21 ± 0.03
F606W 0.12 ± 0.02 F125W 0.21 ± 0.03
F814W 0.11 ± 0.02 F140W 0.21 ± 0.02
F160W 0.22 ± 0.02

Notes. PSF FWHM measured from the HST images taken by the two instruments ACS (left) and WFC3 (right) with different filters (see Sect. 2).

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