What is "chronographia"

Chronographia (Greek: Χρονογραφία) meaning "description of time", or chronicle, in sense of historical account, can refer to:

• Chronographia of Theophanes, work covering events from the accession of Diocletian in 284 to the downfall of Michael I Rhangabes in 813
• Chronographia (Psellos), the most prominent unfinished work by Michael Psellos, covering events from death of John I Tzimisces in 976 and ending some time during the reign of Michael VII (1071-1078)
• Chronographia (Malalas), work by John Malalas (c. 491 – 578)