Eta Eridani: Perbedaan antara revisi
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{{Starbox begin
'''Eta Eridani (η Eri / η Eridani)''' adalah salah satu bintang di rasi [[Eridanus]]. Eta Eridani tergolong bintang kelas K0 dan memiliki [[magnitudo]] 3.89. Bintang ini berada pada jarak 133 [[tahun cahaya]] dari [[Bumi]].▼
| name = η Eridani
}}
{{Starbox image
| image=
{{Location mark
|image=Eridanus constellation map.svg|alt=|float=center|width=250
|label=|position=right
|mark=Red circle.svg|mark_width=10|mark_link=η Eri
|x=738|y=231
}}
|caption=Lokasi η Eridani (dilingkari)
}}
{{Starbox observe
| epoch = J2000.0
| constell = [[Eridanus]]
| ra = {{RA|02|56|25,64948}}<ref name=hipparcos/>
| dec = {{DEC|−08|53|53,3221}}<ref name=hipparcos/>
| appmag_v = +3,87<ref name=ducati/>
}}
{{Starbox character
| class = K1+ IIIb<ref name=perkins/>
| b-v = +1,12<ref name=ducati/>
| u-b = _0,98<ref name=ducati/>
| variable=suspected<ref name=gcvs/>
}}
{{Starbox astrometry
| radial_v = −20,32
| prop_mo_ra = +77,36 ± 0,19<ref name=hipparcos/>
| prop_mo_dec = −220,16 ± 0,20<ref name=hipparcos/>
| parallax = 23.89
| p_error = 0.19
| parallax_footnote = <ref name=hipparcos/>
| dist_pc =
| absmag_v = +0,83<ref name=dasilva/>
}}
{{Starbox detail
| mass = 1,43<ref name=jofre/>
| radius = 10,48<ref name=jofre/>
| luminosity = 57,5<ref name=jofre/>
| temperature = 4.742<ref name=jofre/>
| metallicity_fe = −0,04<ref name=jofre/>
| gravity = +2,79<ref name=jofre/>
| rotational_velocity = 2,34<ref name=jofre/>
| age_gyr = 2,66<ref name=jofre/>
}}
{{Starbox catalog
| names = Azha,<ref name="IAU-LSN"/> [[Bayer designation|η]] Eri, [[Flamsteed designation|3]] Eridani, [[Variable star designation|NSV]] 988, [[Bright Star Catalogue|HR]] 874, [[Henry Draper Catalogue|HD]] 18322, [[Bonner Durchmusterung|BD]]−09°533, [[Hipparcos#Published catalogues|HIP]] 13701
}}
{{Starbox reference
| Simbad = Eta+Eridani
}}
{{Starbox end}}
▲'''Eta Eridani (η Eri / η Eridani)''' adalah salah satu bintang di rasi [[Eridanus]]. Eta Eridani tergolong bintang kelas
== Etimologi ==
Nama tradisional bintang ini adalah '''Azha''', berasal dari bahasa [[Persia]], آشيانه ''āšiyāne'' yang berarti "sarang (burung unta)".
{| class="wikitable"
Baris 11 ⟶ 65:
! arti
|-
|天苑六 / Tiānyuánliù||[[China]] ||bintang
|-
|Al Udḥiyy||[[Bahasa Arab|Arab]] ||pemimpin di sarang burung unta<ref>http://penelope.uchicago.edu/Thayer/E/Gazetteer/Topics/astronomy/_Texts/secondary/ALLSTA/Eridanus*.html</ref>
|}
Selain rasi [[Eridanus]],bintang ini juga merupakan anggota dari berbagai rasi, asterisma atau kelompok berikut
{| class="wikitable"
Baris 25 ⟶ 81:
|天苑 / Tiānyuán||[[China]] ||[[Daftar asterisme di Kepala yang Berambut#Padang Rumput di Langit|Padang Rumput di Langit]]||[[Gamma Eridani|γ Eri]], [[Pi Eridani|π Eri]], [[Delta Eridani|δ Eri]], [[Epsilon Eridani|ε Eri]], [[Zeta Eridani|ζ Eri]], [[Pi Ceti|π Cet]], [[Tau1 Eridani|τ<sup>1</sup> Eri]], [[Tau2 Eridani|τ<sup>2</sup> Eri]], [[Tau3 Eridani|τ<sup>3</sup> Eri]], [[Tau4 Eridani|τ<sup>4</sup> Eri]], [[Tau5 Eridani|τ<sup>5</sup> Eri]], [[Tau6 Eridani|τ<sup>6</sup> Eri]], [[Tau7 Eridani|τ<sup>7</sup> Eri]], [[Tau8 Eridani|τ<sup>8</sup> Eri]], [[Tau9 Eridani|τ<sup>9</sup> Eri]]
|-
|Cītlalmazātl
|}
+ berkemungkinan merupakan anggota
== Referensi ==
{{reflist
<ref name=hipparcos>{{cite journal|bibcode= 2007A&A...474..653V |title= Validation of the new Hipparcos reduction |journal= Astronomy and Astrophysics |volume= 474 |issue= 2 |pages= 653 |author1= Van Leeuwen |first1= F. |year= 2007 |doi= 10.1051/0004-6361:20078357 |arxiv = 0708.1752 }}</ref>
{{astronomi-stub}}▼
<ref name=ducati>{{cite journal|bibcode=2002yCat.2237....0D|title=VizieR Online Data Catalog: Catalogue of Stellar Photometry in Johnson's 11-color system|journal=CDS/ADC Collection of Electronic Catalogues|volume=2237|pages=0|author1=Ducati|first1=J. R.|year=2002}}</ref>
<ref name=gcvs>{{cite journal|bibcode=2009yCat....102025S|title=VizieR Online Data Catalog: General Catalogue of Variable Stars (Samus+ 2007-2013)|journal=VizieR On-line Data Catalog: B/gcvs. Originally published in: 2009yCat....102025S|volume=1|display-authors=etal|author1=Samus|first1=N. N.|last2=Durlevich|first2=O. V.|year=2009}}</ref>
<ref name=jofre>{{cite journal|bibcode= 2015A&A...574A..50J|title= Stellar parameters and chemical abundances of 223 evolved stars with and without planets|journal= Astronomy & Astrophysics|volume= 574|pages= A50|author1= Jofré|first1= E.|last2= Petrucci|first2= R.|last3= Saffe|first3= C.|last4= Saker|first4= L.|last5= de la Villarmois|first5= E. Artur|last6= Chavero|first6= C.|last7= Gómez|first7= M.|last8= Mauas|first8= P. J. D.|year= 2015|doi= 10.1051/0004-6361/201424474|arxiv = 1410.6422 }}</ref>
<ref name=dasilva>{{cite journal|bibcode=2006A&A...458..609D|arxiv=astro-ph/0608160|title=Basic physical parameters of a selected sample of evolved stars|journal=Astronomy and Astrophysics|volume=458|issue=2|pages=609|author1=Da Silva|first1=L.|last2=Girardi|first2=L.|last3=Pasquini|first3=L.|last4=Setiawan|first4=J.|last5=von Der Lühe|first5=O.|last6=De Medeiros|first6=J. R.|last7=Hatzes|first7=A.|last8=Döllinger|first8=M. P.|last9=Weiss|first9=A.|year=2006|doi=10.1051/0004-6361:20065105}}</ref>
<ref name="IAU-LSN">{{cite web | url=https://www.iau.org/public/themes/naming_stars/ | title=Naming Stars |publisher=IAU.org |accessdate=16 December 2017}}</ref>
<ref name=perkins>{{cite journal|bibcode=1989ApJS...71..245K|title=The Perkins catalog of revised MK types for the cooler stars|journal=Astrophysical Journal Supplement Series|volume=71|pages=245|author1=Keenan|first1=Philip C.|last2=McNeil|first2=Raymond C.|year=1989|doi=10.1086/191373}}</ref>
}}
[[Kategori:Rasi bintang Eridanus]]
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