Kojima-1Lb Is a Mildly Cold Neptune around the Brightest Microlensing Host Star
We report the analysis of additional multiband photometry and spectroscopy and new adaptive optics (AO) imaging of the nearby planetary microlensing event TCP J05074264+2447555 (Kojima-1), which was discovered toward the Galactic anticenter in 2017 (Nucita et al.). We confirm the planetary nature of the light-curve anomaly around the peak while
Fukui, A. et al.
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11
2019