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JEUDI 15 OCTOBRE 2026 À 01:48 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 :
9ʰ28ᵐ54.1679236517ˢ
Declination :
-8°46′22.5466251633″		Azimut :
-101.95823563740633°
Altitude :
-24.94717339837284°
Beta Hydrae4.67310 light yearsRight ascension :
11ʰ52ᵐ54.521ˢ
Declination : -33°54'54.521″		Right ascension :
11ʰ54ᵐ15.0068970435ˢ
Declination :
-34°3′19.6894081488″		Azimut :
-104.14629765049504°
Altitude :
-66.76613941415641°
Gamma Hydrae3133.8 light yearsRight ascension :
13ʰ18ᵐ55.297ˢ
Declination : -23°10'55.297″		Right ascension :
13ʰ20ᵐ21.7785313118ˢ
Declination :
-23°18′38.3876962067″		Azimut :
-164.2389987024808°
Altitude :
-69.41481561485222°
Delta Hydrae4.131162 light yearsRight ascension :
8ʰ37ᵐ39.3697ˢ
Declination : 5°42'39.3697″		Right ascension :
8ʰ39ᵐ4.7271439843ˢ
Declination :
5°36′39.1513766843″		Azimut :
-103.5444206384341°
Altitude :
-6.005179845556224°
Epsilon Hydrae3.38129 light yearsRight ascension :
8ʰ46ᵐ46.512ˢ
Declination : 6°25'46.512″		Right ascension :
8ʰ48ᵐ12.0050788193ˢ
Declination :
6°19′12.2548112087″		Azimut :
-105.66192393076328°
Altitude :
-7.110353559219122°
Zeta Hydrae3.1167 light yearsRight ascension :
8ʰ55ᵐ23.626ˢ
Declination : 5°56'23.626″		Right ascension :
8ʰ56ᵐ48.8025295948ˢ
Declination :
5°50′37.1704258159″		Azimut :
-106.86257036110526°
Altitude :
-8.953830644129992°
Eta Hydrae4.27590 light yearsRight ascension :
8ʰ43ᵐ13.475ˢ
Declination : 3°23'13.475″		Right ascension :
8ʰ44ᵐ37.6447680108ˢ
Declination :
3°18′12.7564515129″		Azimut :
-102.87173485015185°
Altitude :
-8.611133800032313°
Theta Hydrae3.88113 light yearsRight ascension :
9ʰ14ᵐ21.86007ˢ
Declination : 2°18'21.86007″		Right ascension :
9ʰ15ᵐ44.6474620253ˢ
Declination :
2°12′20.1839861832″		Azimut :
-107.73286554834712°
Altitude :
-14.852244537122626°
Iota Hydrae3.91263 light yearsRight ascension :
9ʰ39ᵐ51.36145ˢ
Declination : -1°8'51.36145″		Right ascension :
9ʰ41ᵐ13.0764638186ˢ
Declination :
-1°15′43.7395306394″		Azimut :
-110.08207442236137°
Altitude :
-21.751584680305044°
Lambda Hydrae3.61113 light yearsRight ascension :
10ʰ10ᵐ35.27667ˢ
Declination : -12°21'35.27667″		Right ascension :
10ʰ11ᵐ53.4762429222ˢ
Declination :
-12°29′6.5012792643″		Azimut :
-107.41066830832898°
Altitude :
-35.102606436349326°
Mu Hydrae3.81234 light yearsRight ascension :
10ʰ26ᵐ5.4263ˢ
Declination : -16°50'5.4263″		Right ascension :
10ʰ27ᵐ22.8227496126ˢ
Declination :
-16°58′15.8298299525″		Azimut :
-106.60952705737205°
Altitude :
-40.91142652981403°
Nu Hydrae3.11144 light yearsRight ascension :
10ʰ49ᵐ37.489ˢ
Declination : -16°11'37.489″		Right ascension :
10ʰ50ᵐ56.4724913452ˢ
Declination :
-16°19′56.7017342468″		Azimut :
-112.60061333769333°
Altitude :
-44.503111643821164°
Xi Hydrae3.54129.6 light yearsRight ascension :
11ʰ33ᵐ0.115ˢ
Declination : -31°51'0.115″		Right ascension :
11ʰ34ᵐ18.7596546133ˢ
Declination :
-32°0′17.9662274777″		Azimut :
-102.96369087228629°
Altitude :
-62.139986872031194°
Pi Hydrae3.28101 light yearsRight ascension :
14ʰ6ᵐ22.297ˢ
Declination : -26°40'22.297″		Right ascension :
14ʰ7ᵐ52.837792118ˢ
Declination :
-26°48′32.7734923321″		Azimut :
161.86252147561504°
Altitude :
-72.82881771333325°
Upsilon1 Hydrae4.12264 light yearsRight ascension :
9ʰ51ᵐ28.694ˢ
Declination : -14°50'28.694″		Right ascension :
9ʰ52ᵐ45.6472292312ˢ
Declination :
-14°58′9.9136532056″		Azimut :
-101.359526713205°
Altitude :
-33.44159186600793°
Sigma Hydrae4.44370 light yearsRight ascension :
8ʰ38ᵐ45.437ˢ
Declination : 3°20'45.437″		Right ascension :
8ʰ40ᵐ9.6031643551ˢ
Declination :
3°14′54.8643794527″		Azimut :
-102.0409082853033°
Altitude :
-7.856035022060385°