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Chalcedonia

Ancient name
Chalcedon
Modern name
Kadiköy
Modern country
Turkey
Chalcedonia or Chalcedon was a port on the Asian side of the Bosphorous, almost directly opposite Constantinople and just south of Scutari. It appears in only a single Sfera manuscript (Ashb7). Campbell #1319a.
Coordinates
40.98, 29.03
World Historical Gazetteer
https://whgazetteer.org/places/portal/8364161
This toponym does not appear in the poem, only on the maps accompanying it.
Map of the location M155

Variant spellings of Chalcedonia in Sfera manuscripts

Variant Manuscripts
charche/dones Ashb7
charchedones Ashb7
Suggested citation
Beneš, Carrie. “Chalcedonia.” Gregorio Dati’s La sfera = The Globe: A Digital Edition, November 13, 2026. https://la-sfera-staging-a8db029690a6.herokuapp.com/toponyms/chalcedonia/.