craftutils.observation.objects.FRB.host_probability_unseen(img: image.ImagingImage, sample: str | SEDSample = 'Gordon+2023', **kwargs) Uses the Marnoch+2023 method to estimate the probability that this FRB’s host galaxy is unseen in the given image. Parameters¶ img: image.ImagingImage¶ sample: str | SEDSample = 'Gordon+2023'¶ **kwargs¶ Returns¶