134 Sophrosyne 134 Sophrosyne Sophrosyne (minor planet designation: 134 Sophrosyne) is a large main-belt asteroid that was discovered by German astronomer Robert Luther on September 27, 1873, and was named after the concept of "sophrosyne", Plato's term for 'moderation'. Classified as a C-type asteroid, it has an exceedingly dark surface and most probably a primitive carbonaceous composition. An occultation of a star by 134 Sophrosyne was observed November 24, 1980, in the United States. Timing information from this event allowed a diameter estimate of 110 km to be derived. Photometric observations of the asteroid in 2015 produced a lightcurve indicating a rotation
Ancient Greek Greek and in its latest form it approaches Medieval Greek. Prior to the Koine period, Greek of the classic and earlier periods included several regional dialects. Ancient Greek was the language of Homer and of fifth-century Athenian historians, playwrights, and philosophers. It has contributed many words to English vocabulary and has been a standard subject of study in educational institutions of the Western world since the Renaissance. This article primarily contains information about the Epic and Classical periods of the language. Ancient Greek was a pluricentric language, divided into many dialects. The main dialect groups are Attic and Ionic, Aeolic,