Abd al-Rahman al-Sufi

Explore the record

His Book of Fixed Stars connects stellar names with constellation drawings.

Record the drawing’s viewing direction.

Investigating al-Sufi requires separating a scholar’s contribution from the surviving copy opened on screen. The Qatar Digital Library record for Or 5323 describes a tradition connecting stellar names, coordinates, magnitude estimates and constellation illustrations. Placing globe and sky views alongside one another shows why the viewing direction of a drawing matters physically. This is more than an attractive image gallery: it connects naming, numerical tables and visual organisation. The catalogue provides a route into that relationship without making every feature of a later manuscript an autograph observation by the author.

Historical contributions should not be described as though they used the instruments and error conventions of a modern catalogue. Following a stellar name across traditions requires more than assigning a current label. Record the manuscript spelling and folio first, then state any proposed modern identification separately as an interpretation. Preserve uncertainty where identification remains ambiguous. A table entry cannot be fully interpreted without its coordinate convention and epoch. The named author, the hand responsible for a particular copy and later annotations are also distinct questions that need different kinds of evidence.

For a beginning study, select the paired views of one constellation and record their image identifiers in a research note. Compare the viewing direction and placement of labels instead of merely matching the shape to a modern sky photograph. This page does not claim to provide a new specialist translation of the Arabic or a verified transcription of every star entry. Keep information taken from the catalogue, your own visual observations and readings needing language expertise under separate headings. A small, traceable comparison makes scientific heritage investigable rather than reducing it to celebratory statements.

Other names / spellings: al-Sufi · es Sufi · Abd al-Rahman al-Sufi · الصوفي