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MARDI 7 JUILLET 2026 À 10:13 UTC+2

Observation of the Hydra constellation

Visualize in real time the position of the Hydra constellation in the sky.

General presentation

Hydra is the largest of the 88 modern constellations. Visible mainly in spring, it extends over a huge portion of the sky and crosses several famous constellations such as Leo, Virgo and Corvus.

Shape of the Hydra constellation

The constellation of Hydra has the shape of a huge water snake. Its stars draw a very long sinuous line crossing the sky, with a well identifiable head composed of several grouped stars and a body that winds on more than one hundred degrees.

Stars of the Hydra constellation

StarMagnitudeDistanceEquatorial position J2000Current Equatorial PositionCurrent Horizontal Position at MarseilleLink
Alphard1.98180 light yearsRight ascension :
9ʰ27ᵐ35.243ˢ
Declination : -8°39'35.243″		Right ascension :
9ʰ28ᵐ52.8462474981ˢ
Declination :
-8°46′27.8443305118″		Azimut :
-82.30806116628413°
Altitude :
-4.637680977441672°
Beta Hydrae4.67310 light yearsRight ascension :
11ʰ52ᵐ54.521ˢ
Declination : -33°54'54.521″		Right ascension :
11ʰ54ᵐ15.0720710208ˢ
Declination :
-34°3′34.1057535189″		Azimut :
-82.80652983386163°
Altitude :
-46.481944547093924°
Gamma Hydrae3133.8 light yearsRight ascension :
13ʰ18ᵐ55.297ˢ
Declination : -23°10'55.297″		Right ascension :
13ʰ20ᵐ22.3848715575ˢ
Declination :
-23°18′46.5483979353″		Azimut :
-114.48285081965558°
Altitude :
-55.62807299352564°
Delta Hydrae4.131162 light yearsRight ascension :
8ʰ37ᵐ39.3697ˢ
Declination : 5°42'39.3697″		Right ascension :
8ʰ39ᵐ2.9387448204ˢ
Declination :
5°36′39.982114908″		Azimut :
-84.19629283864855°
Altitude :
14.275255591944061°
Epsilon Hydrae3.38129 light yearsRight ascension :
8ʰ46ᵐ46.512ˢ
Declination : 6°25'46.512″		Right ascension :
8ʰ48ᵐ10.2850979898ˢ
Declination :
6°19′13.6915866188″		Azimut :
-86.32622563682578°
Altitude :
13.106562160846178°
Zeta Hydrae3.1167 light yearsRight ascension :
8ʰ55ᵐ23.626ˢ
Declination : 5°56'23.626″		Right ascension :
8ʰ56ᵐ47.1549003266ˢ
Declination :
5°50′38.5476845128″		Azimut :
-87.46530926448035°
Altitude :
11.216276418991505°
Eta Hydrae4.27590 light yearsRight ascension :
8ʰ43ᵐ13.475ˢ
Declination : 3°23'13.475″		Right ascension :
8ʰ44ᵐ35.9144770609ˢ
Declination :
3°18′12.6144887005″		Azimut :
-83.45373823310477°
Altitude :
11.684011510312066°
Theta Hydrae3.88113 light yearsRight ascension :
9ʰ14ᵐ21.86007ˢ
Declination : 2°18'21.86007″		Right ascension :
9ʰ15ᵐ43.1814309972ˢ
Declination :
2°12′20.0951781392″		Azimut :
-88.04924452232027°
Altitude :
5.283976141076284°
Iota Hydrae3.91263 light yearsRight ascension :
9ʰ39ᵐ51.36145ˢ
Declination : -1°8'51.36145″		Right ascension :
9ʰ41ᵐ11.8352485589ˢ
Declination :
-1°15′45.1557497614″		Azimut :
-89.8944659303819°
Altitude :
-1.729196133195836°
Lambda Hydrae3.61113 light yearsRight ascension :
10ʰ10ᵐ35.27667ˢ
Declination : -12°21'35.27667″		Right ascension :
10ʰ11ᵐ52.5324974274ˢ
Declination :
-12°29′13.1439535969″		Azimut :
-86.77921074015794°
Altitude :
-14.932089590539885°
Mu Hydrae3.81234 light yearsRight ascension :
10ʰ26ᵐ5.4263ˢ
Declination : -16°50'5.4263″		Right ascension :
10ʰ27ᵐ22.0253871556ˢ
Declination :
-16°58′24.5079105954″		Azimut :
-85.83435576729867°
Altitude :
-20.706243736466515°
Nu Hydrae3.11144 light yearsRight ascension :
10ʰ49ᵐ37.489ˢ
Declination : -16°11'37.489″		Right ascension :
10ʰ50ᵐ55.8723210334ˢ
Declination :
-16°20′4.8782704116″		Azimut :
-90.3419771360638°
Altitude :
-24.57440205225028°
Xi Hydrae3.54129.6 light yearsRight ascension :
11ʰ33ᵐ0.115ˢ
Declination : -31°51'0.115″		Right ascension :
11ʰ34ᵐ18.6288817657ˢ
Declination :
-32°0′32.0952648476″		Azimut :
-82.306495654814°
Altitude :
-41.84131436066502°
Pi Hydrae3.28101 light yearsRight ascension :
14ʰ6ᵐ22.297ˢ
Declination : -26°40'22.297″		Right ascension :
14ʰ7ᵐ53.7532522878ˢ
Declination :
-26°48′40.3433650914″		Azimut :
-125.35761782553914°
Altitude :
-65.64382063944012°
Upsilon1 Hydrae4.12264 light yearsRight ascension :
9ʰ51ᵐ28.694ˢ
Declination : -14°50'28.694″		Right ascension :
9ʰ52ᵐ44.5439738356ˢ
Declination :
-14°58′17.9944562392″		Azimut :
-81.67697802020068°
Altitude :
-13.12642802344506°
Sigma Hydrae4.44370 light yearsRight ascension :
8ʰ38ᵐ45.437ˢ
Declination : 3°20'45.437″		Right ascension :
8ʰ40ᵐ7.8383860279ˢ
Declination :
3°14′54.5973431105″		Azimut :
-82.6259552942374°
Altitude :
12.453001190376474°