Irish astronomical tract

  • Early Modern Irish
  • Irish texts, Irish scientific texts
Medieval Irish translation / adaptation based ultimately on an astronomical tract by Masha'allah ibn Athari.
  • Early Modern Irish


Irish texts Irish scientific texts


Primary sources Text editions and/or modern translations – in whole or in part – along with publications containing additions and corrections, if known. Diplomatic editions, facsimiles and digital image reproductions of the manuscripts are not always listed here but may be found in entries for the relevant manuscripts. For historical purposes, early editions, transcriptions and translations are not excluded, even if their reliability does not meet modern standards.

[ed.] [tr.] Power, Maura [ed. and tr.], An Irish astronomical tract, based in part on a mediaeval Latin version of a work by Messahalah, Irish Texts Society 14, London: Irish Texts Society, 1914.
CELT – edition: <link> CELT – translation: <link>

Secondary sources (select)

Ó Concheanainn, Tomás, “The scribe of the Irish astronomical tract in RIA B ii 1”, Celtica 11 (1976): 158–167.
Dennis Groenewegen
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