Piscis Austrinus

Categories: Astronomy stubs | Piscis Austrinus constellation

Piscis austrinus
Image:Piscis austrinus constellation map.png

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Abbreviation PsA
Genitive Piscis Austrini
Symbology the Southern Fish
Right ascension 22 h
Declination −30°
Area 245 sq. deg.
Ranked 60th
Number of stars
(magnitude < 3) 		1
Brightest star Fomalhaut (α Piscis Austrini)
(App. magnitude 1.16)
Meteor showers
Bordering
constellations
Visible at latitudes between +55° and −90°
Best visible at 21:00 (9 p.m.) during the month of October

Piscis Austrinus or Piscis Australis (both of which are Latin for Southern Fish) was one of the 48 constellations listed by Ptolemy, and is also one of the 88 modern constellations. Its only bright star is Fomalhaut.

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Mythology

It is thought that originally, Piscis Austrinus was the only constellation thought of as a fish, Pisces becoming considered a fish only later.

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Stars

Stars with proper names:
  • (24/α PsA) 1.17 Fomalhaut [Formalhaut] or (Os) Piscis Meridiana [Os Piscis Meridionalis] or Os Piscis Notii or Difda al Auwel – nearby; has a circumstellar disk
    < فم الحوت fum/fam al-ħūt Mouth of the fish/whale
    < ōs piscis merīdiāna The mouth of the southern fish
    < الضفدع الأول ađ̧-đ̧ifdac al-´awwal The first frog
Stars with Bayer designations:
17/β PsA 4.29; 22/γ PsA 4.46; 23/δ PsA 4.20; 18/ε PsA 4.18; ζ PsA 6.43; 12/η PsA 5.43; 10/θ PsA 5.02; 9/ι PsA 4.35; 16/λ PsA 5.45; 14/μ PsA 4.50; Pi PsA 5.12; 15/τ PsA 4.94; υ PsA 4.99
Stars with Flamsteed designation:
2 PsA 5.20; 3 PsA 5.41; 5 PsA 6.52; 6 PsA 5.97; 7 PsA 6.10; 8 PsA 5.73; 13 PsA 6.45; 19 PsA 6.12; 21 PsA 5.99
Other notable stars:
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See also


Constellations listed by Ptolemy

Andromeda | Aquarius | Aquila | Ara | Argo Navis | Aries | Auriga | Boötes | Cancer | Canis Major | Canis Minor | Capricornus | Cassiopeia | Centaurus | Cepheus | Cetus | Corona Australis | Corona Borealis | Corvus | Crater | Cygnus | Delphinus | Draco | Equuleus | Eridanus | Gemini | Hercules | Hydra | Leo | Lepus | Libra | Lupus | Lyra | Ophiuchus | Orion | Pegasus | Perseus | Pisces | Piscis Austrinus | Sagitta | Sagittarius | Scorpius | Serpens | Taurus | Triangulum | Ursa Major | Ursa Minor | Virgo


Constellations changed by Johann Bayer in the 1603 text Uranometria

Centaurus | split into | Centaurus | Crux
Leo | split into | Leo | Coma Berenices
Piscis Austrinus | split into | Piscis Austrinus | Grus
Sagittarius | split into | Sagittarius | Corona Australis


The 88 modern Constellations
Andromeda | Antlia | Apus | Aquarius | Aquila | Ara | Aries | Auriga | Boötes | Caelum | Camelopardalis | Cancer | Canes Venatici | Canis Major | Canis Minor | Capricornus | Carina | Cassiopeia | Centaurus | Cepheus | Cetus | Chamaeleon | Circinus | Columba | Coma Berenices | Corona Australis | Corona Borealis | Corvus | Crater | Crux | Cygnus | Delphinus | Dorado | Draco | Equuleus | Eridanus | Fornax | Gemini | Grus | Hercules | Horologium | Hydra | Hydrus | Indus | Lacerta | Leo | Leo Minor | Lepus | Libra | Lupus | Lynx | Lyra | Mensa | Microscopium | Monoceros | Musca | Norma | Octans | Ophiuchus | Orion | Pavo | Pegasus | Perseus | Phoenix | Pictor | Pisces | Piscis Austrinus | Puppis | Pyxis | Reticulum | Sagitta | Sagittarius | Scorpius | Sculptor | Scutum | Serpens | Sextans | Taurus | Telescopium | Triangulum | Triangulum Australe | Tucana | Ursa Major | Ursa Minor | Vela | Virgo | Volans | Vulpecula
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de:Südlicher Fisch (Sternbild)

fr:Poisson austral ko:남쪽물고기자리 it:Piscis Austrinus lt:Pietų Žuvis nl:Zuidervis ja:みなみのうお座 nn:Den sørlege fisken pl:Ryba Południowa pt:Piscis Austrinus th:กลุ่มดาวปลาใต้