Rho Draconis

Rho Draconis
Data pengamatan; Epos J2000.0 Ekuinoks J2000.0 (ICRS)
Rasi bintang	Draco
Asensio rekta	20j 02m 49.07268d
Deklinasi	+67° 52′ 24.8294″
Magnitudo tampak (V)	4.52
Ciri-ciri
Kelas spektrum	K3 III
Indeks warna U−B	+1.54
Indeks warna B−V	+1.34
Astrometri
Kecepatan radial (Rv)	−9.80 ± 0.43 km/s
Gerak diri (μ)	RA: +16.44 mdb/thn ; Dek.: +47.31 mdb/thn
Paralaks (π)	7,61±0,17 mdb
Jarak	429 ± 10 tc ; (131 ± 3 pc)
Magnitudo mutlak (MV)	−0.97
Detail
Radius	28 R☉
Luminositas	402 L☉
Gravitasi permukaan (log g)	1.90
Suhu	4370 K
Metalisitas [Fe/H]	0.03
Kecepatan rotasi (v sin i)	10 km/s
Penamaan lain
	ρ Dra, 67 Dra, BD+67° 1222, HD 190940, HIP 98702, HR 7685, SAO 18676
Referensi basis data
SIMBAD	data

Rho Draconis (ρ Dra / ρ Draconis) adalah salah satu bintang pada rasi Draco . Bintang ini memiliki magnitudo 4.51 dan merupakan bintang dengan kelas F8IV-V. Bintang ini berada pada jarak 406 tahun cahaya dari Bumi.

Etimologi

Nama tradisional bintang ini adalah Tais II atau Tais ath Thani^[10] yang berarti "kambing kedua" dalam bahasa Arab.

Nama lainnya untuk bintang ini adalah:

nama lain	asal bahasa	arti
天廚四 / Tiānchúsì	China	bintang keempat pada rasi Dapur di Langit^[11]

Selain rasi Draco, bintang ini juga merupakan anggota dari berbagai rasi atau asterisma berikut:

nama rasi / asterisma	asal	arti	anggota lainnya
天廚 / Tiānchú	China	Dapur di Langit	δ Dra, σ Dra, ε Dra, 64 Dra, π Dra
Al Tāis^[12]	Arab	kambing	δ Dra, ε Dra, π Dra

Referensi

^ ^a ^b ^c ^d ^e van Leeuwen, F. (2007), "Validation of the new Hipparcos reduction", Astronomy and Astrophysics, 474 (2): 653–664, arXiv:0708.1752 , Bibcode:2007A&A...474..653V, doi:10.1051/0004-6361:20078357.
^ ^a ^b ^c Argue, A. N. (1966), "UBV photometry of 550 F, G and K type stars", Monthly Notices of the Royal Astronomical Society, 133: 475–493, Bibcode:1966MNRAS.133..475A, doi:10.1093/mnras/133.4.475.
^ ^a ^b Pasinetti Fracassini, L. E.; et al. (February 2001), "Catalogue of Apparent Diameters and Absolute Radii of Stars (CADARS)", Astronomy and Astrophysics (edisi ke-3rd), 367: 521–524, arXiv:astro-ph/0012289 , Bibcode:2001A&A...367..521P, doi:10.1051/0004-6361:20000451.
^ Famaey, B.; et al. (2005), "Local kinematics of K and M giants from CORAVEL/Hipparcos/Tycho-2 data. Revisiting the concept of superclusters", Astronomy and Astrophysics, 430: 165–186, arXiv:astro-ph/0409579 , Bibcode:2005A&A...430..165F, doi:10.1051/0004-6361:20041272.
^ Ryon, Jenna; et al. (August 2009), "Comparing the Ca ii H and K Emission Lines in Red Giant Stars", Publications of the Astronomical Society of the Pacific, 121 (882): 842, arXiv:0907.3346 , Bibcode:2009PASP..121..842R, doi:10.1086/605456.
^ McDonald, I.; et al. (2012), "Fundamental parameters and infrared excesses of Hipparcos stars", Monthly Notices of the Royal Astronomical Society, 427: 343, arXiv:1208.2037 , Bibcode:2012MNRAS.427..343M, doi:10.1111/j.1365-2966.2012.21873.x.
^ ^a ^b ^c Mishenina, T. V.; et al. (October 1995), "Chemical composition of five giants with positive CN-indices.", Astronomy and Astrophysics Supplement, 113: 333, Bibcode:1995A&AS..113..333M.
^ Bernacca, P. L.; Perinotto, M. (1970), "A catalogue of stellar rotational velocities", Contributi Osservatorio Astronomico di Padova in Asiago, 239 (1), Bibcode:1970CoAsi.239....1B.
^ "rho Dra". SIMBAD. Centre de données astronomiques de Strasbourg. Diakses tanggal 2017-05-30.
^ http://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/19720005197_1972005197.pdf
^ salah satu rasi bintang menurut bangsa Cina
^ http://penelope.uchicago.edu/Thayer/E/Gazetteer/Topics/astronomy/_Texts/secondary/ALLSTA/Draco*.html

Artikel bertopik bintang ini adalah sebuah rintisan. Anda dapat membantu Wikipedia dengan mengembangkannya.

[vanLeeuwen2007-1] van Leeuwen, F. (2007), "Validation of the new Hipparcos reduction", Astronomy and Astrophysics, 474 (2): 653–664, arXiv:0708.1752 , Bibcode:2007A&A...474..653V, doi:10.1051/0004-6361:20078357.

[Argue1966-2] Argue, A. N. (1966), "UBV photometry of 550 F, G and K type stars", Monthly Notices of the Royal Astronomical Society, 133: 475–493, Bibcode:1966MNRAS.133..475A, doi:10.1093/mnras/133.4.475.

[PasinettiFracassini2001-3] Pasinetti Fracassini, L. E.; et al. (February 2001), "Catalogue of Apparent Diameters and Absolute Radii of Stars (CADARS)", Astronomy and Astrophysics (edisi ke-3rd), 367: 521–524, arXiv:astro-ph/0012289 , Bibcode:2001A&A...367..521P, doi:10.1051/0004-6361:20000451.

[Famaey2005-4] Famaey, B.; et al. (2005), "Local kinematics of K and M giants from CORAVEL/Hipparcos/Tycho-2 data. Revisiting the concept of superclusters", Astronomy and Astrophysics, 430: 165–186, arXiv:astro-ph/0409579 , Bibcode:2005A&A...430..165F, doi:10.1051/0004-6361:20041272.

[Ryon2009-5] Ryon, Jenna; et al. (August 2009), "Comparing the Ca ii H and K Emission Lines in Red Giant Stars", Publications of the Astronomical Society of the Pacific, 121 (882): 842, arXiv:0907.3346 , Bibcode:2009PASP..121..842R, doi:10.1086/605456.

[mcdonald2012-6] McDonald, I.; et al. (2012), "Fundamental parameters and infrared excesses of Hipparcos stars", Monthly Notices of the Royal Astronomical Society, 427: 343, arXiv:1208.2037 , Bibcode:2012MNRAS.427..343M, doi:10.1111/j.1365-2966.2012.21873.x.

[Mishenina1995-7] Mishenina, T. V.; et al. (October 1995), "Chemical composition of five giants with positive CN-indices.", Astronomy and Astrophysics Supplement, 113: 333, Bibcode:1995A&AS..113..333M.

[Bernacca1970-8] Bernacca, P. L.; Perinotto, M. (1970), "A catalogue of stellar rotational velocities", Contributi Osservatorio Astronomico di Padova in Asiago, 239 (1), Bibcode:1970CoAsi.239....1B.

[SIMBAD-9] "rho Dra". SIMBAD. Centre de données astronomiques de Strasbourg. Diakses tanggal 2017-05-30.

[10] ttp://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/19720005197_1972005197.pdf

[sb1-11] salah satu rasi bintang menurut bangsa Cina

[sb0-12] ttp://penelope.uchicago.edu/Thayer/E/Gazetteer/Topics/astronomy/_Texts/secondary/ALLSTA/Draco*.html

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