What type of star is mirzam?
What type of star is mirzam?
Beta Canis Majoris/Spectral type
Mirzam is a young star of the spectral type B1 II-III. The stellar classification indicates a giant or bright giant appearing blue-white in colour. The star has a mass 13.5 times that of the Sun and, as it evolved away from the main sequence, it has expanded to a size of 9.7 solar radii.
Can you see mirzam?
Mirzam is the 46th brightest star in the night sky and the 4th brightest star in Canis Major based on the Hipparcos 2007 apparent magnitude. The star can be seen with the naked eye, that is, you don’t need a telescope/binoculars to see it.
What type of star is Aludra?
Eta Canis Majoris/Spectral type
What are the coordinates of beta in Canis Major?
Beta Canis Majoris
|Location of β Canis Majoris (circled)|
|Observation data Epoch J2000 Equinox J2000|
|Right ascension||06h 22m 41.98535s|
|Declination||−17° 57′ 21.3073″|
How many times brighter is Sirius than mirzam?
Though appearing relatively dim compared to Sirius, Mirzam is by far the greater of the two, its mid-second magnitude (1.98) status the result of its 500-light-year distance, 60 times greater than Sirius’s. Mirzam is a very hot, blue class B (B1) bright giant star with a temperature around 25,800 Kelvin.
What is the Bayer name of a star?
A Bayer designation is a stellar designation in which a specific star is identified by a Greek or Latin letter followed by the genitive form of its parent constellation’s Latin name. The original list of Bayer designations contained 1,564 stars.
Why is Aludra a dimmest star?
Aludra, Eta Canis Majoris (η CMa) is a blue supergiant located in the constellation Canis Major. It marks the Greater Dog’s tail. With an apparent magnitude of 2.451, it is the fifth brightest star in the constellation, after Sirius, Adhara, Wezen, and Mirzam….Aludra – Eta Canis Majoris.
|Spectral class||B5 Ia|
|Declination||–29° 18′ 11.1798″|
What is the luminosity of Aludra?
Eta Canis Majoris/Luminosity
A blue-white supergiant of spectral type B5Ia, Aludra has a luminosity 176,000 times and a diameter around 80 times that of the Sun. Hohle and colleagues, using the parallax, extinction and analysis of spectrum, came up with a mass 19.19 times that and luminosity 105,442 times that of the Sun.
How big is Canis Majoris compared to the sun?
The size of VY Canis Majoris is truly immense, about 1,420 times larger (and 300,000 times brighter) than our sun.
What is the name of the most beautiful star?
Sirius, also known as the Dog Star or Sirius A, is the brightest star in Earth’s night sky. The name means “glowing” in Greek — a fitting description, as only a few planets, the full moon and the International Space Station outshine this star. Because Sirius is so bright, it was well-known to the ancients.
What is the second brightest star in the sky?
If you are far enough south on Earth’s globe, you can see the sky’s 2nd-brightest star, Canopus, below the sky’s brightest star, Sirius.