https://iopscience.iop.org/article/10.3847/1538-3881/ab31ab https://iopscience.iop.org/article/10.3847/1538-3881/ab31ab > For planets with sizes 0.75–1.5 R ⊕ a

https://iopscience.iop.org/article/10.3847/1538-3881/ab31ab https://iopscience.iop.org/article/10.3847/1538-3881/ab31ab > For planets with sizes 0.75–1.5 R ⊕ and orbital periods of 237–500 days, we find a rate of planets per FGK star of <0.27 (84.13th percentile). While the true rate of such planets could be lower by a factor of ~2 (primarily due to potential contamination of planet candidates by false alarms), the upper limits on the occurrence rate of such planets are robust to ~10%.