الشعرى اليمانية
9Alp CMa
الشعرى اليمانية is a A-type (White) star located in the constellation Canis Major. It carries the designation 9Alp CMa.
At a distance of approximately 8.60 light-years, الشعرى اليمانية is one of the Sun's closest stellar neighbors. Light that we observe from الشعرى اليمانية today left the star roughly 8 years ago, making it a near neighbor in galactic terms.
الشعرى اليمانية is classified as a spectral class A star (A-type (White)) on the Harvard spectral classification system.
With an apparent magnitude of -1.44, الشعرى اليمانية is one of the brightest stars in the entire night sky. It is easily visible to the naked eye from virtually any location on Earth where it rises above the horizon, and it can even be glimpsed in moderate light pollution. Observers will note its blue-white hue, which corresponds to a B-V color index of +0.009.
الخصائص الفيزيائية
| النوع الطيفي | Class A — A-type (White) |
| مؤشر اللون (B−V) | 0,009 |
الرصد
| القدر الظاهري | -1.44 |
| القدر المطلق | 1,45 |
| المسافة | 8.6 ly |
| الكوكبة | Canis Major |
الموضع
| المطلع المستقيم | 6h 45,15m |
| الميل | -16° 42,97′ |
Related Chemistry
Explore the chemical elements connected to الشعرى اليمانية on our sister site ChemFYI.
A-type stars show the strongest hydrogen Balmer absorption lines
Second most abundant element in Sirius's atmosphere
Detectable absorption lines in A-type stellar spectra
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