Lompat ke isi

Theta Canis Majoris: Perbedaan antara revisi

Dari Wikipedia bahasa Indonesia, ensiklopedia bebas
Konten dihapus Konten ditambahkan
k Robot: Perubahan kosmetika
k clean up
 
(5 revisi perantara oleh 2 pengguna tidak ditampilkan)
Baris 1: Baris 1:
{{Starbox short |
{{Starbox begin
| name=θ Canis Majoris
| name = Theta Canis Majoris
| epoch=[[J2000.0]]
| constell=[[Canis Major]]
| ra=06<sup>h</sup>54<sup>m</sup>11.4<sup>s</sup>
| dec=−12°02′19″
| spectral=K4III
| appmag_v=+4.08
| dist_ly=252 ± 17
| dist_pc=77 ± 5
| names=14&nbsp;Canis Majoris, [[Harvard Revised catalogue|HR]]&nbsp;2574, [[Henry Draper Catalogue|HD]]&nbsp;50778, [[Bonner Durchmusterung|BD]]-11°1681, [[Fifth Fundamental Catalogue|FK5]]&nbsp;266, [[Hipparcos catalogue|HIP]]&nbsp;33160, [[Smithsonian Astrophysical Observatory catalogue|SAO]]&nbsp;152071, GC&nbsp;9051
}}
}}
{{Starbox image
'''Theta Canis Majoris''' (θ CMa / θ Canis Majoris) adalah salah satu bintang di rasi [[Canis Major]].
| image=
{{Location mark
|image=Canis Major constellation map.svg|alt=|float=center|width=250
|label=|position=right
|mark=Red circle.svg|mark_width=10|mark_link=θ CMa
|x=288|y=222
}}
|caption=Lokasi θ Canis Majoris (dilingkari)
}}
{{Starbox observe
| epoch = [[J2000.0]]
| equinox = [[J2000.0]] ([[International Celestial Reference System|ICRS]])
| constell = [[Canis Major]]
| ra = {{RA|06|54|11,39877}}<ref name=vanLeeuwen2007/>
| dec = {{DEC|−12|02|19,0674}}<ref name=vanLeeuwen2007/>
| appmag_v = 4,08<ref name=Setaiwan2004/>
}}
{{Starbox character
| class = K4&nbsp;III<ref name=Setaiwan2004/>
| b-v = +1,43<ref name=Johnson1966/>
| u-b = +1,69<ref name=Johnson1966/>
| variable =
}}
{{Starbox astrometry
| radial_v = {{Val|+96.2|0.1}}<ref name=Jofre2015/>
| prop_mo_ra = −137,26<ref name=vanLeeuwen2007/>
| prop_mo_dec = −15,37<ref name=vanLeeuwen2007/>
| parallax = 12.51
| p_error = 0.62
| parallax_footnote = <ref name=vanLeeuwen2007/>
| absmag_v = −0,36 ± 0,15<ref name=daSilva2006/>
}}
{{Starbox detail
| source = <ref name=Jofre2015/>
| mass = {{Val|0.95|0.03}}
| radius = {{Val|31.91|1.92}}
| luminosity = 263
| temperature = {{Val|4145|26|fmt=commas}}
| gravity = {{Val|1.67|0.08}}
| metal_fe = {{Val|−0.52|0.04}}
| rotational_velocity = {{Val|2.72|0.40}}
| age_gyr = {{Val|10.41|1.31}}
}}
{{Starbox catalog
| names = θ&nbsp;CMa, 14&nbsp;CMa, BD−11°&nbsp;1681, FK5 266, HD 50778, HIP 33160, HR 2574, SAO 152071, GC 9051<ref name=SIMBAD/>
}}
{{Starbox reference
| Simbad = tet+CMa
}}
{{Starbox end}}
'''Theta Canis Majoris''' ('''θ CMa''' / '''θ Canis Majoris''') adalah salah satu bintang di rasi [[Canis Major]].


θ Canis Majoris adalah bintang raksasa jingga dengan [[magnitudo]] +4.08. Bintang ini berada pada jarak 252 [[tahun cahaya]] dari [[Bumi]].
θ Canis Majoris adalah bintang raksasa jingga dengan [[magnitudo tampak]] 4,08.<ref name=Setaiwan2004/> Bintang ini berada pada jarak 260 [[tahun cahaya]] (80 [[parsec]]) dari [[Matahari]].<ref name=vanLeeuwen2007/>


Pada [[Almagest]], bintang ini disebut sebagai ''quae in auribus'', berarti "yang berada di telinga (sang anjing besar)".<Ref>http://www.atlascoelestis.com/alsufi%2038.htm</ref>
Pada [[Almagest]], bintang ini disebut sebagai ''quae in auribus'', berarti "yang berada di telinga (sang anjing besar)".<ref>http://www.atlascoelestis.com/alsufi%2038.htm</ref>


== Referensi ==
== Referensi ==
{{reflist}}
{{reflist|refs=


<ref name=vanLeeuwen2007>{{citation
{{astronomi-stub}}
| title=Validation of the new Hipparcos reduction
| last1=van Leeuwen | first1=F.
| journal=Astronomy and Astrophysics
| volume=474 | issue=2 | pages=653–664 | date=2007
| arxiv=0708.1752 | bibcode=2007A&A...474..653V
| doi=10.1051/0004-6361:20078357 | postscript=. }}</ref>

<ref name=Johnson1966>{{citation | 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 | postscript=. }}</ref>

<ref name=Setaiwan2004>{{citation
| title=Precise radial velocity measurements of G and K giants. Multiple systems and variability trend along the Red Giant Branch
| last1=Setiawan | first1=J. | last2=Pasquini | first2=L.
| last3=da Silva | first3=L. | last4=Hatzes | first4=A. P.
| last5=von der Lühe | first5=O. | last6=Girardi | first6=L.
| last7=de Medeiros | first7=J. R. | last8=Guenther | first8=E.
| journal=Astronomy and Astrophysics
| volume=421 | pages=241–254 | date=July 2004
| doi=10.1051/0004-6361:20041042-1 | bibcode=2004A&A...421..241S
| display-authors=1 | postscript=. }}</ref>

<ref name=daSilva2006>{{citation
| display-authors=1 | last1=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.
| title=Basic physical parameters of a selected sample of evolved stars
| journal=Astronomy and Astrophysics
| volume=458 | issue=2 | pages=609–623 |date=November 2006
| doi=10.1051/0004-6361:20065105 | bibcode=2006A&A...458..609D
| arxiv=astro-ph/0608160 | postscript=. }}</ref>

<ref name=SIMBAD>{{cite simbad
| title=tet CMa | accessdate=2017-09-08 | postscript=. }}</ref>

<ref name=Jofre2015>{{citation
| last1=Jofré | first1=E. | last2=Petrucci | first2=R.
| last3=Saffe | first3=C. | last4=Saker | first4=L.
| last5=Artur de la Villarmois | first5=E. | last6=Chavero | first6=C.
| last7=Gómez | first7=M. | last8=Mauas | first8=P. J. D.
| title=Stellar parameters and chemical abundances of 223 evolved stars with and without planets
| journal=Astronomy & Astrophysics | display-authors=1
| volume=574 | pages=A50 | year=2015
| arxiv=1410.6422 | bibcode=2015A&A...574A..50J
| doi=10.1051/0004-6361/201424474 | postscript=. }}</ref>

}}


[[Kategori:Rasi bintang Canis Major]]
[[Kategori:Rasi bintang Canis Major]]


{{bintang-stub}}

Revisi terkini sejak 29 Desember 2022 12.52

Theta Canis Majoris

Lokasi θ Canis Majoris (dilingkari)
Data pengamatan
Epos J2000.0      Ekuinoks J2000.0 (ICRS)
Rasi bintang Canis Major
Asensio rekta  06j 54m 11,39877d[1]
Deklinasi  −12° 02′ 19,0674″[1]
Magnitudo tampak (V) 4,08[2]
Ciri-ciri
Kelas spektrum K4 III[2]
Indeks warna U−B +1,69[3]
Indeks warna B−V +1,43[3]
Astrometri
Kecepatan radial (Rv)+96,2±0,1[4] km/s
Gerak diri (μ) RA: −137,26[1] mdb/thn
Dek.: −15,37[1] mdb/thn
Paralaks (π)12,51±0,62[1] mdb
Jarak260 ± 10 tc
(80 ± 4 pc)
Magnitudo mutlak (MV)−0,36 ± 0,15[5]
Detail[4]
Massa0,95±0,03 M
Radius31,91±1,92 R
Luminositas263 L
Gravitasi permukaan (log g)1,67±0,08
Suhu4,145±26 K
Metalisitas [Fe/H]−0,52±0,04
Kecepatan rotasi (v sin i)2,72±0,40 km/s
Usia10,41±1,31 gigatahun
Penamaan lain
θ CMa, 14 CMa, BD−11° 1681, FK5 266, HD 50778, HIP 33160, HR 2574, SAO 152071, GC 9051[6]
Referensi basis data
SIMBADdata

Theta Canis Majoris (θ CMa / θ Canis Majoris) adalah salah satu bintang di rasi Canis Major.

θ Canis Majoris adalah bintang raksasa jingga dengan magnitudo tampak 4,08.[2] Bintang ini berada pada jarak 260 tahun cahaya (80 parsec) dari Matahari.[1]

Pada Almagest, bintang ini disebut sebagai quae in auribus, berarti "yang berada di telinga (sang anjing besar)".[7]

Referensi

[sunting | sunting sumber]
  1. ^ a b c d e f van Leeuwen, F. (2007), "Validation of the new Hipparcos reduction", Astronomy and Astrophysics, 474 (2): 653–664, arXiv:0708.1752alt=Dapat diakses gratis, Bibcode:2007A&A...474..653V, doi:10.1051/0004-6361:20078357. 
  2. ^ a b c Setiawan, J.; et al. (July 2004), "Precise radial velocity measurements of G and K giants. Multiple systems and variability trend along the Red Giant Branch", Astronomy and Astrophysics, 421: 241–254, Bibcode:2004A&A...421..241S, doi:10.1051/0004-6361:20041042-1. 
  3. ^ a b Johnson, H. L.; et al. (1966), "UBVRIJKL photometry of the bright stars", Communications of the Lunar and Planetary Laboratory, 4 (99), Bibcode:1966CoLPL...4...99J. 
  4. ^ a b Jofré, E.; et al. (2015), "Stellar parameters and chemical abundances of 223 evolved stars with and without planets", Astronomy & Astrophysics, 574: A50, arXiv:1410.6422alt=Dapat diakses gratis, Bibcode:2015A&A...574A..50J, doi:10.1051/0004-6361/201424474. 
  5. ^ da Silva, L.; et al. (November 2006), "Basic physical parameters of a selected sample of evolved stars", Astronomy and Astrophysics, 458 (2): 609–623, arXiv:astro-ph/0608160alt=Dapat diakses gratis, Bibcode:2006A&A...458..609D, doi:10.1051/0004-6361:20065105. 
  6. ^ "tet CMa". SIMBAD. Centre de données astronomiques de Strasbourg. Diakses tanggal 2017-09-08. 
  7. ^ http://www.atlascoelestis.com/alsufi%2038.htm