Lerna

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Authors: IAU-WGSN Etymology Group, Susanne M Hoffmann, Youla Azkarrula


Lerna
Asterism Info
Native
Lerna
Translation
name of a lake in the eastern Peloponnese
Position (2000)
Right ascension135.344371
Declination6.097227
Area0 sq. deg.
Stars
Bright stars1
Bayer/Flamsteed
stars
1
Stars brighter than 3.00m0
Brightest starLerna (12m)
exoplanets1 (Iolaus)
Taxonomy
category
of asterism
IAU-Star Name
IAU-
constellations
Hya

Lerna is a modern star name adopted by the International Astronomical Union in the IAU-Catalog of Star Names (IAU-CSN). Its origin is Greek. It is the name of HAT-P-42 in constellation Hya.

Etymology and History

Lerna was the name of a lake in the eastern Peloponnese, where the Lernaean Hydra, an immortal mythical nine-headed beast lived. The star lies in the constellation of Hydra.

Mythology

IAU Working Group on Star Names

The name was adopted by the IAU WGSN on 2019/12/17.

Reference