U+1F9B "ᾛ" Greek Capital Letter Eta with Dasia and Varia and Prosgegrammeni Unicode Character

U+1F9B "ᾛ" Greek Capital Letter Eta with Dasia and Varia and Prosgegrammeni is a specialized historical Greek character used in polytonic orthography to represent the long vowel eta (Η) combined with a rough breathing mark (dasia), a grave accent (varia), and an iota subscript (prosgegrammeni). This composite glyph, used in ancient and liturgical texts, indicates a word-initial aspirated eta with a falling pitch and an attached long iota sound, typically appearing in contexts requiring precise pronunciation and grammatical inflection. It is encoded in the Unicode block for Greek and Coptic, primarily serving scholarly, linguistic, or religious documentation of Classical and Hellenistic Greek.