- Delta Ceti
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Delta Ceti Observation data
Epoch J2000.0 Equinox J2000.0Constellation Cetus Right ascension 2h 39m 29s Declination 0° 19' 43" Apparent magnitude (V) 4.08 Distance 655 ly
(200.92 pc)Spectral type B2IV Other designations Delta Ceti (δ Ceti, δ Cet) is a Class B2, fourth-magnitude star in the constellation Cetus.
This star, along with α Cet (Menkar), λ Cet (Menkar), γ Cet (Kaffaljidhma), μ Cet, γ Cet as Kaffaljidhma, μ Cet as Al Kaff al Jidhmah IV (exclude α Cet and λ Cet)[2]
In Chinese, 天囷 (Tiān Qūn), meaning Circular Celestial Granary, refers to an asterism consisting of δ Ceti, α Ceti, κ1 Ceti, λ Ceti, μ Ceti, ν Ceti, γ Ceti, 75 Ceti, 70 Ceti, 63 Ceti and 66 Ceti.[3] Consequently, δ Ceti itself is known as 天囷九 (Tiān Qūn jiǔ, English: the Ninth Star of Circular Celestial Granary.)[4]
Structure
Delta Ceti is positioned very near the celestial equator and is located about 0.74 degrees WNW of the spiral galaxy M77. Delta Ceti is a blue giant star located about 660 light-years from Earth.
References
- "HD 16582 -- Variable Star". SIMBAD Astronomical Database. http://simbad.u-strasbg.fr/sim-id.pl?protocol=html&Ident=delta+ceti&NbIdent=1&Radius=10&Radius.unit=arcmin&CooFrame=FK5&CooEpoch=2000&CooEqui=2000&output.max=all&o.catall=on&output.mesdisp=N&Bibyear1=1983&Bibyear2=2005&Frame1=FK5&Frame2=FK4&Frame3=G&Equi1=2000.0&Equi2=1950.0&Equi3=2000.0&Epoch1=2000.0&Epoch2=1950.0&Epoch3=2000.0. Retrieved 2006-11-05.
- ^ Star Name - R.H. Allen p.160
- ^ Jack W. Rhoads - Technical Memorandum 33-507-A Reduced Star Catalog Containing 537 Named Stars, Jet Propulsion Laboratory, California Institute of Technology; November 15, 1971
- ^ (Chinese) 中國星座神話, written by 陳久金. Published by 台灣書房出版有限公司, 2005, ISBN 978-986-7332-25-7.
- ^ (Chinese) AEEA (Activities of Exhibition and Education in Astronomy) 天文教育資訊網 2006 年 7 月 11 日
External links
Bayer α (Menkar) • β (Deneb Kaitos, Diphda) • γ (Kaffaljidhma) • δ • ε • ζ (Baten Kaitos) • η • θ • ι • κ1 • λ • μ • ν • ο A (Mira) • ο B (VZ Ceti) • π • ρ • σ • τ • χFlamsteed 1 • 2 • 3 • 6 • 7 • 8 (ι) • 9 • 10 • 11 • 12 • 13 • 14 • 15 • 16 (β, Deneb Kaitos, Diphda) • 18 • 20 • 21 • 25 • 26 • 27 • 28 • 29 • 30 • 31 (η) • 32 • 33 • 34 • 35 • 36 • 37 • 38 • 39 • 40 • 41 • 42 • 43 • 44 • 45 (θ) • 46 • 47 • 48 • 49 • 50 • 52 (τ) • 53 (χ) • 55 (ζ, Baten Kaitos) • 57 • 58 • 61 • 62 • 63 • 64 • 66 • 67 • 68 A(ο A, Mira) • 68 B(ο B, VZ Ceti) • 69 • 70 • 71 • 72 (ρ) • 75 • 76 (σ) • 77 • 78 (ν) • 79 • 80 • 81 • 82 (δ) • 83 (ε) • 84 • 86 (γ, Kaffaljidhma) • 87 (μ) • 89 (π) • 91 (λ) • 92 (α, Menkar) • 93 • 94 • 95 • 96 (κ1) • 25 AriNearby WISE 0254+0223List Categories:- Bayer objects
- Cetus constellation
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