ὅσον ἀπὸ τοῦ ἱεροῦ ἐφεωρᾶτο τῆς νήσου → as much of the island as was in view from the temple
clearly: P. and V. σαφῶς, Ar. and P. φανερῶς; see clearly.
without doubt: P. ἀναμφισβητήτως, V. οὐ διχορρόπως, οὐκ ἀμφιλέκτως.