Canopus
Is é Canopus an réalta is gile sa réaltbhuíon theas Carina agus an dara réalta is gile i spéir na hoíche ag teacht tar éis Sirius. Tá méid radharcach de -0.74 aige agus dearbhmhéid de -5.65. Tá Canopus ina sharfhathach de chineál speictreach – F sa phriomh shraith . Samhlaíonn sé bheith bán leis an tsúil nocht in ainneoin go dtugtar bán bhuí mar dath dá leithéid sin réaltaí. Tá sé suite i bhfad sa leathsféar theas ar díochlaonadh de -52'c' 42’ agus ar cheartéirí de 06u 24.0n.
Íomhá de Canopus ag Expedition 6
Sonra[cuir in eagar | athraigh foinse]
aga=J2000
réaltbhuíon -- Carina
fuaimniú -- k|ə|ˈ|n|oʊ|p|ə|s|
Ceartéirí -- 06u23n57.10988s
Díochlaonadh .... -52|41|44.3810
Méid fhollasach (radharcach)-0.74
Dearbhmhéid -5.65
Tréithe[cuir in eagar | athraigh foinse]
Cineál .. Sárfhathach Dearg
Rang speictreach .. F0 III
gorm-violáit=0.15
tharvioláit-gorm=0.10
Réaltmhéadracht[cuir in eagar | athraigh foinse]
Luas gathach (v) ...20.3 km/s
Ceart gluaiseacht... (céartéirí=19.93) ms/bhl
Ceart gluaiseacht ...(díochlaonadh=23.24) ms/bhl
saobhdhiallas ... 10.55 ms
saobh. earráid ...0.56 ms
mais ... 9.0–10.6 M☉
Ga... 71.4 ± 4.0 R☉
Imtharraingt ... 2.10 I☉
Luas Rothlaithe ...8.0 km/s
Lonras ...15,100 L☉
Teocht ...7,350 K
Ainmneacha eile[cuir in eagar | athraigh foinse]
Suhayl, Suhel, Suhail, Alpha Carinae.
- ↑ "The early F-type stars: refined classification, confrontation with Stroemgren photometry, and the effects of rotation" (Feabhra 1989): 301–321. doi: .
- ↑ Ráite i: Catalogue of Stellar Photometry in Johnson's 11-color system. Teanga an tsaothair nó an ainm: an Béarla. Dáta foilsithe: 2002.
- ↑ "High-precision effective temperatures of 161 FGK supergiants from line-depth ratios" (as an Béarla) (2007): 617–624. doi: .
- ↑ 4.0 4.1 4.2 4.3 4.4 Floor van Leeuwen (2007). "Validation of the new Hipparcos reduction" (as an Béarla) (2): 653–664. doi: .
- ↑ "Rotational velocities of A-type stars in the northern hemisphere. II. Measurement of v sin i" (as an Béarla) (Deireadh Fómhair 2002) (3): 897-911. doi: .
- ↑ "Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system" (as an Béarla) (Samhain 2006) (11): 759–771. doi: .
- ↑ "Carbon, nitrogen and oxygen in intermediate-mass supergiants: is oxygen underabundant ?" (as an Béarla) (1985): 782–802. doi: .
- ↑ Monique Spite (1995). "Chemical evolution of the Magellanic Clouds. VI. Chemical composition of nine F supergiants from different regions of the Large Magellanic Cloud" (as an Béarla): 347–359.