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Calibrated griz Magnitudes of Tycho Stars: All-Sky Photometric Calibration Using Bright Stars

Ofek, Eran O.

Photometric calibration to ∼5% level is frequently needed at arbitrary celestial location. However, existing all-sky astronomical catalogs do not reach this accuracy, and time consuming photometric calibration procedures are required. I fitted the Hipparcos B_T and V_T magnitudes, along with the 2MASS J, H, and K magnitudes of …