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Alphard

Alphard (/ˈælfɑːrd/) is the brightest star in the constellation of Hydra. It has the Bayer designation Alpha Hydrae, which is that is Latinized from α Hydrae, and abbreviated Alpha Hya or α Hya. It is a giant star, cooler than the Sun but larger and more luminous. It is about 177 light-years away.

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Apparent magnitude (V)
+2.00
B−V color index
+1.45
Constellation
Hydra
Declination
−08° 39′ 30.969″
Evolutionary stage
horizontal branch
Right ascension
09h 27m 35.2433s

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Overview

Nomenclature

Properties

Modern legacy

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Map overview Semantic statistics

Alphard

Nodes55
Edges54
Triples44
Avg. degree1.96
Density0.036364
Components1

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Alphard

Top relations

related to Nomenclature · 23
Alphard → Al Achsasi Al Mouakket, Alpha Hydrae, Arabic, Arabs, Bayer, Calendarium, Fard, Hydrae, IAU Catalog, In, International Astronomical Union, It, July, Latin, Latinised, Serpent, Soheil, Soheil Solitarius, Star Names, The
related to Properties · 8
Alphard → Alphard's, Assuming, III, Its, K3, Sun, The, Typically
related to Modern legacy · 4
Alphard → Brazil, Mato Grosso, Sul, The Toyota Alphard
Apparent magnitude (V) · 1
Alphard → +2.00
B−V color index · 1
Alphard → +1.45
Constellation · 1
Alphard → Hydra
Declination · 1
Alphard → −08° 39′ 30.969″
Evolutionary stage · 1
Alphard → horizontal branch
Right ascension · 1
Alphard → 09h 27m 35.2433s
Spectral type · 1
Alphard → K3IIIa

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Important terminology

star hydrae spectral sun hydra oscillations mass hd radial velocity constellation stars names bayer designation alpha giant 177 away distance

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
AlphardApparent magnitude (V)+2.001.00infobox
AlphardB−V color index+1.451.00infobox
AlphardConstellationHydra1.00infobox
AlphardDeclination−08° 39′ 30.969″1.00infobox
AlphardEvolutionary stagehorizontal branch1.00infobox
AlphardRight ascension09h 27m 35.2433s1.00infobox
AlphardSpectral typeK3IIIa1.00infobox
AlphardU−B color index+1.731.00infobox
Alphardis aminivan named after this star.The character Roy Alphard from Japanese light novel series Re0.90text
Alphardrelated to Modern legacyBrazil0.60section
Alphardrelated to Modern legacyMato Grosso0.60section
Alphardrelated to Modern legacySul0.60section

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