What is the luminosity of mintaka?
What is the luminosity of mintaka?
190,000 L ☉
Mintaka
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Luminosity | 190,000 L ☉ |
| Surface gravity (log g) | 3.37 ± 0.15 cgs |
| Temperature | 29,500 ± 500 K |
| Rotational velocity (v sin i) | 130 ± 10 km/s |
How hot is mintaka?
The bright star we call Mintaka (whose solo magnitude is 2.23) is ALSO double, and consists of a hot (30,000 Kelvin) class B, slightly evolved, giant star and a somewhat hotter class O star, each radiating near 90,000 times the solar luminosity (after correction for a bit of interstellar dust absorption), each having …
How many stars are in mintaka?
Mintaka A, the primary one, is itself a triple star, composed of three blue stars: a class O bright giant, a class B star still on the main sequence, and a class B subgiant.
What type of star is mintaka?
The primary star, Mintaka, is a bright blue giant star of spectral type O9. 5II. It is more than 190,000 times more luminous than our Sun, and it has an apparent magnitude of 2.23. Temperatures on Mintaka are at around 29,500 K, which means that it is 5.1 times hotter than our Sun (5,778 K).
Is mintaka brighter than the Sun?
The primary star, Mintaka Aa1 is the brightest – around 190.000 times brighter than our sun, and the hottest star of the system, at around 5.1 times hotter than our sun. It has surface temperatures of around 29.500 K. It is a blue giant star of spectral class O9. 5II.
Is mintaka a white dwarf?
The westernmost of the stars that make up Orion’s Belt is also the faintest, as seen from Earth….Delta Orionis, 34 Orionis.
| Proper Names | Mintaka |
|---|---|
| Spectral Class | O9.5II Blue-white Bright Giant (A), O9V Blue-white Dwarf (B), B2Vsn Blue Dwarf (C) |
| Optimum Visibility | December / January |
Is Mintaka a blue giant?
The primary star, Mintaka Aa1 is the brightest – around 190.000 times brighter than our sun, and the hottest star of the system, at around 5.1 times hotter than our sun. It has surface temperatures of around 29.500 K. It is a blue giant star of spectral class O9.
Is Mintaka a white dwarf?
Is Mintaka brighter than the sun?
Is mintaka a blue giant?
What color is mintaka star?
Mintaka is a main star in the constellation Orion and makes up the constellation outline. Based on the spectral type (O9. 5 II) of the star, the Mintaka colour is blue – white. Mintaka is the 66th brightest star in the night sky and the 7th brightest star in Orion based on the Hipparcos 2007 apparent magnitude.
Where is Mintaka located?
RA 5h 32m 0s | Dec -0° 17′ 57″Mintaka / Coordinates
Who discovered Mintaka?
astronomer Johannes Hartmann
The main star has a → spectral type of O9. 5 and radiates near 90,000 times the → solar luminosity. Mintaka is remarkable as regards the discovery of the → interstellar medium. The ISM was discovered by the German astronomer Johannes Hartmann (1855-1936) through the study of δ Orionis.
How many users does Mintaka have?
Currently Mintaka reaches over 100 million mobile users in Middle East & the Asia Pacific Region. Our services are the most exciting, fun & latest for your mobile phone to personalize with awesome contents. It includes video, wallpapers, ringtones, games and applications.
What is a Mintaka star?
The star is a eclipsing Eclipsing Binary Sta variable type which means that its size changes over time. The Variable Type is usually named after the first star of that type to be spotted. Mintaka brightness ranges from a magnitude of 2.230 to a magnitude of 2.120 over its variable period. The smaller the magnitude, the brighter the star.
How many light years away is Mintaka?
It is a multiple star system with a combined visual magnitude of 2.23, located at an approximate distance of 1,200 light years from Earth. Mintaka is the seventh brightest star in Orion and the 73rd brightest star in the sky.
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