Epsilon Boötis: Perbedaan antara revisi
Konten dihapus Konten ditambahkan
k clean up |
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| (6 revisi perantara oleh 5 pengguna tidak ditampilkan) | |||
Baris 1:
{{Starbox begin
| name=Epsilon Boötis A/B
}}
{{Starbox image
| image =
<div style="position: relative">[[Berkas:Boötes IAU.svg|250px|alt=Diagram showing star positions and boundaries of the Boötes constellation and its surroundings]]
<div style="position: absolute; left: 41.5%; top: 49.2%">[[Berkas:Cercle rouge 100%.svg|12px]]</div>
</div>
| caption=Lokasi ε Boötes (dilingkari)
}}
{{Starbox observe
| epoch = J2000
| ra = {{RA|14|44|59.21746}}<ref name=aaa474_2_653/>
| dec = {{DEC|+27|04|27.2099}}<ref name=aaa474_2_653/>
| appmag_v = 2.37<ref name=clpl4_99/> / 5.12<ref name=SIMBAD_B/>
| constell = [[Boötes]]
}}
{{Starbox character
| class = K0 II-III<ref name=aj110_2425/> + A2 V<ref name=aj74_375/>
| b-v = +0.97<ref name=clpl4_99/>
| u-b = +0.73<ref name=clpl4_99/>
| r-i =
| v-r =
| variable =
}}
{{Starbox astrometry
| radial_v = −16.31<ref name=aj135_1_209/>
| prop_mo_ra = −50.95<ref name=aaa474_2_653/>
| prop_mo_dec = +21.07<ref name=aaa474_2_653/>
| parallax = 16.10
| p_error = 0.66
| parallax_footnote = <ref name=aaa474_2_653/>
| absmag_v = −1.61<ref name=Anderson2012/>
}}
{{Starbox detail
| component1 = A
| mass = 4.6<ref name=aaa352_217/>
| radius = 33<ref name=aj135_1_209/>
| luminosity = 501<ref name=aj135_1_209/>
| temperature = 4,550<ref name=aj135_1_209/>
| gravity = 2.2<ref name=aj135_1_209/>
| metal = –0.13<ref name=aj135_1_209/>
| rotational_velocity = 10.9<ref name=aj135_1_209/>
| age_myr = {{nowrap|37.4 ± 4.2}}<ref name=mnras410_1_190/>
| component2 = B
| rotational_velocity2 = 123<ref name=aaa393_897/>
}}
{{Starbox catalog
| names = [[Bayer designation|ε]] Boo, Izar, Pulcherrima, Mirac, Mirak, Mirach, [[Flamsteed designation|36]] Boo, [[Bonner Durchmusterung|BD]]+27° 2417, [[Hipparcos catalogue|HIP]] 72105<ref name=SIMBAD/><br>'''A:''' [[Henry Draper catalogue|HD]] 129989, [[Harvard Revised catalogue|HR]] 5506, [[Smithsonian Astrophysical Observatory Star Catalog|SAO]] 83500.<ref name=SIMBAD_A/><br>'''B:''' HD 129988, HR 5505.<ref name=SIMBAD_B/>
}}
{{Starbox reference
|Simbad=eps+Boo
}}
{{Starbox end}}
'''Epsilon Boötis (ε Boo / ε Boötis)''' adalah salah satu [[bintang]] di [[rasi]] [[Boötes]]. [[Bintang]] ini merupakan [[bintang ganda]] dengan [[magnitudo]] 2.35 dan berjarak 210 [[tahun cahaya]].
== Etimologi ==
[[Bintang]] ini memiliki nama tradisional '''Izar''' atau '''Pulcherrima.'''. Nama ''Izar'' berasal dari [[bahasa Arab]] إزار ’izār, sedangkan ''Pulcherrima'' berasal dari [[bahasa Latin]] yang berarti "yang tercinta" [[Nama]] lain yang diberikan oleh para astronom untuk [[bintang]] ini adalah
{| class="wikitable"
Baris 16 ⟶ 70:
| Al Minṭakah al ʽAwwāʼ|| [[Bahasa Arab|Arab]] || ikat pinggang sang penggembala<ref name=sb1>http://penelope.uchicago.edu/Thayer/E/Gazetteer/Topics/astronomy/_Texts/secondary/ALLSTA/Bootes*.html</ref>
|-
| Cingulum Latratoris|| [[Bahasa Latin|Latin]] || ikat pinggang sang penggembala<ref name="wiki-indonesia.club">http://wiki-indonesia.club/w/index.php?title=Epsilon_Bo%C3%B6tis&action=edit§ion=1</ref>
|-
| Quae in crure dextro juxta cingulum (Almagest)|| [[Bahasa Latin|Latin]] || yang di kaki kanan, dekat ikat pinggang (sang penggembala)<ref
|}
Selain [[rasi]] [[Boötes]], bintang ini juga merupakan anggota dari berbagai rasi atau asterisma berikut
{| class="wikitable"
Baris 29 ⟶ 83:
! anggota lainnya
|-
| Kite<ref>{{Cite web |url=http://www.bisque.com/tom/asterisms/bootesa.asp#The%20Kite |title=Salinan arsip |access-date=2009-08-11 |archive-date=2010-01-25 |archive-url=https://web.archive.org/web/20100125091125/http://www.bisque.com/tom/asterisms/bootesa.asp#The%20Kite |dead-url=yes }}</ref> || || layang-layang|| [[Arcturus|α Boo]], [[Delta Boötis|δ Boo]], [[Beta Boötis|β Boo]], [[Gamma Boötis|γ Boo]], [[Rho Boötis|ρ Boo]]
|-
| 梗河 / Gěnghé || [[China]] || [[Daftar asterisme di Akar#Lembing di Langit|Lembing di Langit]]|| [[Sigma Boötis|σ Boo]], [[Rho Boötis|ρ Boo]]
|-
| Al Aulād al Nadhlāt<ref name=sb1
|}
== Referensi ==
{{reflist
<ref name=aaa474_2_653>{{cite journal | first=F. | last=van Leeuwen |date=November 2007 | title=Validation of the new Hipparcos reduction | journal=Astronomy and Astrophysics | volume=474 | issue=2 | pages=653–664 | bibcode=2007A&A...474..653V | doi=10.1051/0004-6361:20078357 |arxiv = 0708.1752 }}</ref>
{{astronomi-stub}}▼
<ref name=Anderson2012>{{citation
| title=XHIP: An extended hipparcos compilation
| last1=Anderson | first1=E. | last2=Francis | first2=Ch.
| journal=Astronomy Letters
| volume=38 | issue=5 | pages=331 | year=2012
| bibcode=2012AstL...38..331A | doi=10.1134/S1063773712050015
| arxiv=1108.4971 | postscript=. }}</ref>
<ref name=aj135_1_209>{{citation | display-authors=1 | last1=Massarotti | first1=Alessandro | last2=Latham | first2=David W. | last3=Stefanik | first3=Robert P. | last4=Fogel | first4=Jeffrey | title=Rotational and Radial Velocities for a Sample of 761 Hipparcos Giants and the Role of Binarity | journal=The Astronomical Journal | volume=135 | issue=1 | pages=209–231 |date=January 2008 | doi=10.1088/0004-6256/135/1/209 | bibcode=2008AJ....135..209M }}</ref>
<ref name=clpl4_99>{{cite journal | display-authors=1 | last1=Johnson | first1=H. L. | last2=Iriarte | first2=B. | last3=Mitchell | first3=R. I. | last4=Wisniewskj | first4=W. Z. | title=UBVRIJKL photometry of the bright stars | journal=Communications of the Lunar and Planetary Laboratory | volume=4 | issue=99 | year=1966 | bibcode=1966CoLPL...4...99J }}</ref>
<ref name=aj74_375>{{citation | display-authors=1 | last1=Cowley | first1=A. | last2=Cowley | first2=C. | last3=Jaschek | first3=M. | last4=Jaschek | first4=C. | title=A study of the bright A stars. I. A catalogue of spectral classifications | journal=Astronomical Journal | volume=74 | pages=375–406 |date=April 1969 | doi=10.1086/110819 | bibcode=1969AJ.....74..375C }}</ref>
<ref name=aaa393_897>{{citation | display-authors=1 | last1=Royer | first1=F. | last2=Grenier | first2=S. | last3=Baylac | first3=M.-O. | last4=Gómez | first4=A. E. | last5=Zorec | first5=J. | title=Rotational velocities of A-type stars in the northern hemisphere. II. Measurement of v sin i | journal=Astronomy and Astrophysics | volume=393 | pages=897–911 |date=October 2002 | doi=10.1051/0004-6361:20020943 | bibcode=2002A&A...393..897R |arxiv = astro-ph/0205255 }}</ref>
<ref name=aj110_2425>{{citation | last1=Luck | first1=R. Earle | last2=Wepfer | first2=Gordon G. | title=Chemical Abundances for F and G Luminosity Class II Stars | journal=Astronomical Journal | volume=110 | page=2425 |date=November 1995 | doi=10.1086/117702 | bibcode=1995AJ....110.2425L }}</ref>
<ref name=SIMBAD>{{citation | title=CCDM J14449+2704AB | work=SIMBAD | publisher=Centre de Données astronomiques de Strasbourg | url=http://simbad.u-strasbg.fr/simbad/sim-id?Ident=CCDM+J14449 | accessdate=2012-01-09 }}</ref>
<ref name=SIMBAD_A>{{citation | title=HR 5505 -- Star in double system | work=SIMBAD | publisher=Centre de Données astronomiques de Strasbourg | url=http://simbad.u-strasbg.fr/simbad/sim-id?Ident=HR+5505 | accessdate=2012-01-09 }}</ref>
<ref name=SIMBAD_B>{{citation | title=HR 5506 -- Star in double system | work=SIMBAD | publisher=Centre de Données astronomiques de Strasbourg | url=http://simbad.u-strasbg.fr/simbad/sim-id?Ident=HR+5505 | accessdate=2012-01-09 }}</ref>
<ref name=aaa352_217>{{citation | last1=Gondoin | first1=P. | title=Evolution of X-ray activity and rotation on G-K giants | journal=Astronomy and Astrophysics | volume=352 | pages=217–227 |date=December 1999 | bibcode=1999A&A...352..217G }}</ref>
}}
[[Kategori:Rasi bintang Boötes]]
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