czsky/en/star/hr3748.md

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---
name: Alfard (α Hya)
constellation: Hya
created_by: 8mag
created_date: 2022-01-21 17:00:00
updated_by: skybber
updated_date: 2022-02-06 11:41:12.826387
---
the brightest star in the constellation, lies at the conjunction of the stars Kastor - Pollux of Gemini. Its remarkable orange colouring can certainly be seen with the naked eye, and it belongs to the spectral class K3. This giant reaches 2mag and is located in a relatively star-poor region. That is why its translated name from Arabic means "Solitary Star". Tycho de Brahe, however, called it Cor Hydraul - "Heart of the Hydra". It lies at a distance of 177 light years and is 780 times more luminous than the Sun.