61 Cygni: Perbedaan antara revisi

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(24 revisi perantara oleh 14 pengguna tidak ditampilkan)
Baris 89:
| title=Sixth Catalog of Orbits of Visual Binary Stars
| publisher=U.S. Naval Observatory
| accessdate=2008-07-12}}</ref>
| archive-date=2009-04-12
| archive-url=https://web.archive.org/web/20090412084731/http://ad.usno.navy.mil/wds/orb6.html
| url-status=dead
}}</ref>
| name=61 Cygni B
| period=678&nbsp;±&nbsp;34
Baris 115 ⟶ 119:
[[Harvard Revised catalogue|HR 8085]],
[[Bonner Durchmusterung|BD+38°4343]],
[[Luyten Half-Second catalogue|LHS 62]]
 
;61 Cyg B
Baris 122 ⟶ 126:
[[Harvard Revised catalogue|HR 8086]],
[[Bonner Durchmusterung|BD+38°4344]],
[[Luyten Half-Second catalogue|LHS 63]]
 
}}
{{Starbox end}}
'''61 Cygni''' merupakan [[bintang ganda]] di rasi [[Cygnus]]. Bintang ini terdiri dari dua [[bintang katai]] tipe K (''K-type dwarf'') yang saling mengorbit. 61 Cygni adalah salah satu bintang yang menarik untuk diteliti oleh para astronom. Pada tahun 1838, [[Friedrich Wilhelm Bessel]] mengukur jarak antara keberadaanya dengan [[Bumi]], dan menghasil angka sekitar 10.4&nbsp;[[tahun cahaya]], lebih dekat daripada hasil yang diperoleh pada pengujian terakhir (11.4 [[tahun cahaya]]).<ref name="Bessel">{{cite web
| author=Frommert, Hartmut; Kronberg, Christine
| title=Friedrich Wilhelm Bessel | publisher=Students for the Exploration and Development of Space
| url=http://www.seds.org/MESSIER/xtra/Bios/bessel.html
| accessdate=2009-04-03 }}</ref>. Setelah berbagai pengujian pada abad keduabelas, beberapa pelanet dilaporkan mengelilingi bintang ini, namuntetapi sejauh ini pernyataan tersebut belum teruji<ref name="Walker1995">{{cite journal
| author=Walker, G. A. H.; Walker, A. R.; Irwin, A. W.; Larson, A. M.; Yang, S. L. S.; Richardson, D. C
| year=1995 | title=A search for Jupiter-mass companions to nearby stars | journal=Icarus | volume=116 | issue=2
Baris 139 ⟶ 143:
| pages=890–915
}}</ref><ref name="Wittenmyer2006">{{cite journal
| author=Wittenmyer, R. A.; Endl, M.; Cochran, W.D.; Hatzes , A.; Walker, G. A. H.; Yang, S. L. S.; Paulson, D. B.
| year=2006 | title=Detection limits from the McDonald Observatory planet search program
| journal=Astronomical Journal | volume=132
Baris 147 ⟶ 151:
 
Bintang ini disebut juga '''Bintang Bessel (Bessel's Star)'''<ref>{{cite book
| first=Anton | last=Pannekoek | year=1989
| title=A History of Astronomy
| url=https://archive.org/details/historyastronomy00pann|publisher=Courier Dover Publications | pages=[https://archive.org/details/historyastronomy00pann/page/343 343]
| isbn=0486659941 }}</ref> atau '''Piazzi's Flying Star''',<ref name=hirshfeld>{{cite book
| first=Alan | last=Hirshfeld | year=2001
| title=Parallax: The Race to Measure the Cosmos
| publisher=Macmillan | isbn=0716737116 }}</ref>
 
Selain [[rasi]] [[Cygnus]], bintang ini juga merupakan anggota dari kelompok berikut :
 
{| class="wikitable"
Baris 170 ⟶ 174:
| year=1959 | volume=79 | pages=135–39
| url=http://adsabs.harvard.edu/abs/1959Obs....79..135E
| accessdate=2007-07-17 }} – Gives space velocity components of U=+94, V=-53 and W=-7 for HD 201091/2.</ref>|| || ||(antara lain) : [[31 Aquilae|31 Aql]], [[HD 131111]], [[HD 3443]], [[Beta Columbae|β Col]], [[Pi Mensae|π Men]], [[HD 142]], [[HD 55526]], [[14 Tauri|14 Tau]], [[HD 150275]], [[68 Virginis|68 Vir]], [[HD 53501]]
|}
 
Baris 182 ⟶ 186:
| publisher = SolStation
| accessdate = 2007-07-16 }}
* {{cite web | last = Kaler | first = James B. | title = 61 Cygni | url = http://www.astro.uiuc.edu/~kaler/sow/61cyg.html | publisher = [[University of Illinois at Urbana-Champaign]] | accessdate = 2007-07-16 | archive-date = 2007-07-07 | archive-url = https://web.archive.org/web/20070707012512/http://www.astro.uiuc.edu/~kaler/sow/61cyg.html | dead-url = yes }}
* {{cite web
| last = Kaler | first = James B. | title=61 Cygni
| url = http://www.astro.uiuc.edu/~kaler/sow/61cyg.html
| publisher =[[University of Illinois at Urbana-Champaign]]
| accessdate = 2007-07-16 }}
 
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[[Kategori:Rasi bintang Cygnus]]
 
 
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