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Zeta Arae


ζ Arae

Lokasi ζ Arae (dilingkari)
Data pengamatan
Epos J2000      Ekuinoks J2000
Rasi bintang Ara
Asensio rekta 16h 58m 37.2117s
Deklinasi -55° 59′ 24.507″
Magnitudo tampak (V) 3.127
Ciri-ciri
Kelas spektrum K3III
Indeks warna U−B 1.97
Indeks warna B−V 1.6
Astrometri
Kecepatan radial (Rv)-6.0 km/s
Gerak diri (μ) RA: -18.31 mdb/thn
Dek.: -35.29 mdb/thn
Paralaks (π)5,68±0,91 mdb
Jaraksekitar 570 tc
(sekitar 180 pc)
Magnitudo mutlak (MV)4.77
Detail
Massa0,8 M
Radius0,9 R
Luminositas0,4 L
Suhu3,500–5,000 K
Penamaan lain
Tseen Yin, IRAS Z16544-5554, SACS 369, CPC 19 6644, GSC 08730-01439, IRAS 16544-5554, SAO 244315, CPD-55 7766, HD 152786, 2MASS J16583719-5559244, FK5 631, HIC 83081, N30 3785, TYC 8730-1439-1, GC 22845, HIP 83081, PLX 3847, UBV M 21803, GCRV 9763, HR 6285, PPM 345563, UBV 14332.
Referensi basis data
SIMBADdata
Sumber data:
Hipparcos Catalogue,
CCDM (2002),
Bright Star Catalogue (5th rev. ed.)

Zeta Arae (ζ Ara / ζ Arae) merupakan bintang di rasi Ara dengan tipe K jingga raksasa (orange K-type giant) dengan magnitudo 3.12 dan berjarak 574 tahun cahaya dari Bumi.

Etimologi

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Bintang ini memiliki nama tradisional Tseen Yin (berasal dari bahasa China天陰 atau Mandarin tiānyīn yang berarti "langit yang gelap") dan Korban (berasal dari bahasa Ibrani yang berarti "pengorbanan").[1] Nama lain dari para astronom terdahulu adalah:

nama lain asal bahasa arti
龜五, 龟五 / Guīwǔ China / Mandarin bintang kelima pada rasi Kura-kura[2]
Quae est in extremitate (Almagest) Latin yang berada di bawah (altar)[3]
Ara Constellation

Referensi

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Zeta Arae
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