Hydrus (The Male Water Snake) Constellation
Hydrus (pronounced ˈhaɪdrəs) is the Latin name of a constellation situated south of the celestial equator. As such, it is more easily visible from the southern hemisphere.
In English language this constellation is also known as "The Male water snake" while in astronomical texts and literature this constellation is often abbreviated as "Hyi" (according to the standard of the International Astronomical Union - IAU) or as "Hydi" (according to a naming convention used by NASA).
The Latin genitive of the constellation name is "Hydri" (pronounced ˈhaɪdraɪ) and it is used to identify some of the brightest stars in this constellation based on the Bayer or Flamsteed star naming convention. For instance: α Hydri (the brightest star of Hydrus based on the Bayer catalog); or 23 Hydri (the 23th star in the constellation of Hydrus based on the Flamsteed catalog).
Sky Chart of Hydrus Constellation
Here we provide a simplified sky chart of the Hydrus constellation. Alternatively it is possible to locate Hydrus in the night sky using our Online Interactive Planetarium.
Visibility of Hydrus Constellation
Location: Greenwich, United Kingdom
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London
Hydrus is currently not visible from Greenwich, United Kingdom
The rise and set times provided here are just directional indications and they refer to a point approximately placed at the center of the constellation. In case of very large constellations these times can have little relevance.
Bright Stars in Hydrus Constellation
The table below lists the top 20 brightest stars in the Hydrus constellation. See also the complete list of 33 stars brighter than magnitude 6.5 (approximate) in the constellation of Hydrus. Click on each star to see more details about it.
HR Number(*) | Star designation | Proper name | Visual magnitude | Color | Notes | |
---|---|---|---|---|---|---|
HR98 | β Hydri | 2.8 | ⬤ | Variable; | ||
HR591 | α Hydri | 2.86 | ⬤ | |||
HR1208 | γ Hydri | 3.24 | ⬤ | |||
HR705 | δ Hydri | 4.09 | ⬤ | |||
HR806 | ε Hydri | 4.11 | ⬤ | |||
HR570 | η2 Hydri | 4.69 | ⬤ | |||
HR872 | ν Hydri | 4.75 | ⬤ | |||
HR837 | ζ Hydri | 4.84 | ⬤ | |||
HR715 | κ Hydri | 5.01 | ⬤ | |||
HR236 | λ Hydri | 5.07 | ⬤ | |||
HR776 | μ Hydri | 5.28 | ⬤ | |||
HR1025 | ι Hydri | 5.52 | ⬤ | |||
HR939 | θ Hydri | 5.53 | ⬤ | Double; | ||
HR667 | π1 Hydri | 5.55 | ⬤ | Variable; | ||
HR981 | 5.57 | ⬤ | Variable; Double; | |||
HR678 | π2 Hydri | 5.69 | ⬤ | |||
HR505 | 5.71 | ⬤ | ||||
HR420 | 5.93 | ⬤ | ||||
HR1064 | 5.96 | ⬤ | ||||
HR87 | 5.97 | ⬤ | ||||
...go to the complete list of 33 bright stars in the constellation of Hydrus |
(*) HR stands for Harvard Revised Bright Star Catalogue, which is also known as the Yale Catalogue of Bright Stars.
Deep Sky Objects in Hydrus Constellation
The table below lists all the deep sky objects in the Hydrus constellation. See also the complete list of 20 deep sky objects in the constellation of Hydrus. The list includes objects from the Messier, New General Catalogue (NGC) and Index Catalogue (IC).