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LUNDI 24 AOÛT 2026 À 02:42 UTC+2

Observation of the Ophiuchus constellation

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

General presentation

The constellation of Ophiuchus, or Serpentary, is a vast constellation visible mainly in summer. Located near the constellation of Scorpius and Sagittarius, it crosses the ecliptic and is sometimes considered as a thirteenth zodiacal constellation. It contains many globular clusters and deep sky objects.

Shape of the Ophiuchus constellation

The constellation of Ophiuchus is shaped like a man holding a large snake in his arms. Its stars draw a central silhouette evoking the body of the character, while the snake is shared between the two parts of the constellation of the Serpent, located on either side of Ophiuchus.

Stars of the Ophiuchus constellation

StarMagnitudeDistanceEquatorial position J2000Current Equatorial PositionCurrent Horizontal Position at MarseilleLink
Alpha Ophiuchi (Rasalhague)2.0848.6 light yearsRight ascension :
17ʰ34ᵐ56.069ˢ
Declination : 12°33'56.069″
Right ascension :
17ʰ36ᵐ10.7844743976ˢ
Declination :
12°32′44.4872644379″
Azimut :
95.30470095291822°
Altitude :
12.771011390023167°
Cebalrai2.7581.8 light yearsRight ascension :
17ʰ43ᵐ28.353ˢ
Declination : 4°34'28.353″
Right ascension :
17ʰ44ᵐ48.8543522441ˢ
Declination :
4°33′24.3745552938″
Azimut :
87.84688725517772°
Altitude :
8.930611171615555°
Gamma Ophiuchi3.75102.8 light yearsRight ascension :
17ʰ47ᵐ53.56ˢ
Declination : 2°42'53.56″
Right ascension :
17ʰ49ᵐ14.8287402417ˢ
Declination :
2°41′58.529573841″
Azimut :
85.71201266418373°
Altitude :
8.462846263485714°
Yed Prior2.74171 light yearsRight ascension :
16ʰ14ᵐ20.739ˢ
Declination : -3°41'20.739″
Right ascension :
16ʰ15ᵐ45.1595528998ˢ
Declination :
-3°45′40.0666737218″
Azimut :
97.13689031088816°
Altitude :
-12.953058452915466°
Sabik2.4388 light yearsRight ascension :
17ʰ10ᵐ22.687ˢ
Declination : -15°43'22.687″
Right ascension :
17ʰ11ᵐ55.6227550332ˢ
Declination :
-15°45′28.3558285208″
Azimut :
78.5517319071094°
Altitude :
-10.903843049485305°
Theta Ophiuchi3.26436 light yearsRight ascension :
17ʰ22ᵐ0.579ˢ
Declination : -24°59'0.579″
Right ascension :
17ʰ23ᵐ40.0121240721ˢ
Declination :
-25°1′34.5657237513″
Azimut :
69.57177776652557°
Altitude :
-15.016020645607648°
Kappa Ophiuchi3.291.5 light yearsRight ascension :
16ʰ57ᵐ40.098ˢ
Declination : 9°22'40.098″
Right ascension :
16ʰ58ᵐ57.2425154728ˢ
Declination :
9°20′1.3570758011″
Azimut :
99.17827735512593°
Altitude :
3.8762062076648216°
Zeta Ophiuchi2.569366 light yearsRight ascension :
16ʰ37ᵐ9.539ˢ
Declination : -10°34'9.539″
Right ascension :
16ʰ38ᵐ38.551383621ˢ
Declination :
-10°37′13.7836233009″
Azimut :
88.00771428068293°
Altitude :
-13.46599727553677°
Nu Ophiuchi3.34151 light yearsRight ascension :
17ʰ59ᵐ1.592ˢ
Declination : -9°46'1.592″
Right ascension :
18ʰ0ᵐ30.7171153438ˢ
Declination :
-9°46′29.8117148433″
Azimut :
74.74364802964514°
Altitude :
1.808321085436361°
Phi Ophiuchi4.27244 light yearsRight ascension :
16ʰ31ᵐ8.367ˢ
Declination : -16°36'8.367″
Right ascension :
16ʰ32ᵐ40.8701184649ˢ
Declination :
-16°40′14.9066629788″
Azimut :
84.30069651111467°
Altitude :
-18.566626157292177°