Re-analysis of KCWI spectra with PypeIt confirms Hamilton's object redshift at z=0.820, showing the MOIRCS z=3.2 fit is worse and the earlier data inconclusive due to slit coverage and calibration issues.
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Hamilton's Object Revisited: A challenging source redshift of a strong lensing configuration
Re-analysis of KCWI spectra with PypeIt confirms Hamilton's object redshift at z=0.820, showing the MOIRCS z=3.2 fit is worse and the earlier data inconclusive due to slit coverage and calibration issues.