File:Hydrus_IAU.svg · Wikimedia Commons · See Wikimedia Commons
آبمار
Sign in to saveAlso known as Hyi, Hydri, the Water Snake
Hydrus is a small constellation in the deep southern sky. It was one of twelve constellations created by Petrus Plancius from the observations of Pieter Dirkszoon Keyser and Frederick de Houtman and it first appeared on a 35-cm (14 in) diameter celestial globe published in late 1597 (or early 1598) in Amsterdam by Plancius and Jodocus Hondius. The first depiction of this constellation in a celestial atlas was in Johann Bayer's Uranometria of 1603. The French explorer and astronomer Nicolas Louis de Lacaille charted the brighter stars and gave their Bayer designations in 1756. Its name mea
Hydrus is a small constellation located in the southern sky that was created in the late 1500s based on observations made during voyages to the Southern Hemisphere. It was first recorded on a celestial globe in 1597-1598 and later appeared in star atlases, becoming an officially recognized part of the night sky that astronomers still use today for navigation and study.
AI-generated from the Wikipedia summary — may contain errors.
Key facts
- Constellation.name
- Hydrus
- Constellation.abbreviation
- Hyi
- Constellation.genitive
- Hydri
- Constellation.pronounce
- , genitive
- Constellation.symbolism
- the water snake
- Constellation.RA
- –
- Constellation.dec
- −57.85°–−82.06°
- Constellation.family
- Bayer
- Constellation.quadrant
- SQ1
- Constellation.areatotal
- 243
- Constellation.arearank
- 61st
- Constellation.numbermainstars
- 3
- Constellation.numberbfstars
- 19
- Constellation.numberbrightstars
- 2
- Constellation.numbernearbystars
- 1
- Constellation.brighteststarname
- β Hyi
- Constellation.starmagnitude
- 2.82
- Constellation.neareststarname
- β Hyi
via Wikipedia infobox
Wikidata facts
- Instance of
- constellation
- Named after
- snake
- Official name
- Hydrus
- Area
- 243
- Shares border with
- Tucana
- Image
- Constellation Hydrus.jpg
Show 7 more facts
- Commons category
- Hydrus (constellation)
- maintained by WikiProject
- WikiProject Astronomy
- topic's main category
- Category:Hydrus
- Commons gallery
- Hydrus
- short name
- Hyi
- time of discovery or invention
- 1597-00-00
- discoverer or inventor
- Petrus Plancius
via Wikidata · CC0
Gallery (8)
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