docs: def applyFracdet(self, lon, lat):
          """
          We want to enforce minimum fracdet for a satellite to be considered detectable
  
          True is passes fracdet cut
          """
          self.loadFracdet()
          fracdet_core = meanFracdet(self.m_fracdet, lon, lat, np.tile(0.1, len(lon)))
          fracdet_wide = meanFracdet(self.m_fracdet, lon, lat, np.tile(0.5, len(lon)))
          return (fracdet_core >= self.config[self.algorithm]['fracdet_core_threshold']) \
              & (fracdet_core >= self.config[self.algorithm]['fracdet_core_threshold'])