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How many stars were listed in Ptolemy’s Almagest catalog?

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Star trails over banksia trees, in Gippsland, Vic., Austl. The south celestial pole, located in the constellation Octans, is at the centre of the trails. — Astronomical map Star trails over banksia trees, in Gippsland, Vic., Austl. The south celestial pole, located in the constellation Octans, is at the centre of the trails.

Ptolemy’s Almagest contains a star catalog that lists 1,022 stars, which are grouped into 48 constellations.12