Delta Hydrae

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Delta Hydrae
Observation data
Epoch J2000.0
Constellation
(pronunciation)
Hydra
Right ascension 8h 37m 39.4s
Declination 5° 42' 13"
Apparent magnitude (V) 4.14
Distance 179 ly
(54.91 pc)
Spectral type A1V
Other designations
4 Hydrae, HD 73262, HR 3410, SAO 116965, FK5 1223, NSV --, BD +06 2001 , HIP 42313

Delta Hydrae (δ Hya / δ Hydrae) is a Class A1, fourth-magnitude star in the constellation Hydra. It is sometimes called Mautinah, meaning "Circlet of Pearls" in Arabic, which refers to an asterism imagined by ancient Arabs among the semicircle of stars in the Hydra's head.

Delta Hydrae is a binary double star, located about 180 light-years from Earth.

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