نير الثريا

25Eta Tau

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نير الثريا is a B-type (Blue-White) star located in the constellation Taurus. It carries the designation 25Eta Tau.

Located approximately 403.2 light-years from Earth, نير الثريا resides within the broader disk of our Milky Way galaxy.

نير الثريا is classified as a spectral class B star (B-type (Blue-White)) on the Harvard spectral classification system.

At an apparent magnitude of +2.85, نير الثريا is visible to the naked eye under reasonably clear skies. It may require dark-sky conditions to be seen comfortably in areas with significant light pollution. Observers will note its blue hue, which corresponds to a B-V color index of -0.086.

الخصائص الفيزيائية

النوع الطيفي B Class B — B-type (Blue-White)
مؤشر اللون (B−V) -0,086

الرصد

القدر الظاهري +2.85
القدر المطلق -2,61
المسافة 403 ly
الكوكبة Taurus

الموضع

المطلع المستقيم 3h 47,48m
الميل 24° 6,31′

Frequently Asked Questions

What type of star is نير الثريا?
نير الثريا is a Class B — B-type (Blue-White) star.
How far is نير الثريا from Earth?
نير الثريا is approximately 403.2 light-years from Earth.
Can you see نير الثريا with the naked eye?
With an apparent magnitude of 2.85, نير الثريا is visible to the naked eye.
What constellation is نير الثريا in?
نير الثريا is located in the constellation Taurus.