Estrela em Eridanus

Achernar

α Eri HR 472 HIP 7588 magnitude 0,45

Arabic name آخر النهر (āḫiru ʾn-nahr) meaning, the End of the River; originally used for θ Eri that was considered the end of the river in the ancient star catalog (Almagest).The name was transferred to α Eri in Renais…

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Astronomia

Informação oficial da IAU

Designação

HR 472

HIP

7588

ID de Bayer

α Eri

Magnitude visual

0,45

Ascensão reta (J2000)

24,4285°

Declinação (J2000)

-57,2368°

Adoção pela IAU

2016/06/30

Origem do nome

Arabic name آخر النهر (āḫiru ʾn-nahr) meaning, the End of the River; originally used for θ Eri that was considered the end of the river in the ancient star catalog (Almagest).The name was transferred to α Eri in Renaissance times when the constellation was extended south to this new terminus.

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