What color of star is Mintaka?
White-blue
Orion’s Belt Stars
| Fact Table | |
|---|---|
| Name | Mintaka |
| Surface Temperature | 60,000 F |
| Color | White-blue |
| Mass | 20 times the mass of the Sun |
Is Mintaka a main sequence star?
It is a main-sequence star with a spectral classification of class B. Mintaka B is the faintest of the system.
What star type is Mintaka?
Mintaka – Delta Orionis
| Spectral class | (O9.5II + B1V +B0IV) + B3V |
|---|---|
| Variable type | Eclipsing binary |
| U-B colour index | -1.05 |
| B-V colour index | -0.22 |
| Apparent magnitude | 2.23 (2.50 + 3.90) (δ Ori A), 14.0 (δ Ori B), 6.85 (HD 36485) |
How many stars does Mintaka have?
Together with Alnitak (Zeta Orionis) and Alnilam (Epsilon Orionis), the three stars form Orion’s Belt, known by many names among ancient cultures….Mintaka.
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Primary | δ Ori Aa1 |
| Companion | δ Ori Aa2 |
| Period (P) | 5.732436 days |
| Semi-major axis (a) | 43.1 ± 1.7 R ☉ |
Is Mintaka a double star?
Mintaka is actually a double star when viewed with appropriate magnification. The two stars orbit each other every 5.73 days. The name Mintaka derives from the Arabic Al Mintakah, which means ‘the belt’ as it is the first star seen in that portion of the rising constellation Orion.
Where can I find Mintaka?
Finding Mintaka If you are not at the equator, and you are in the Northern Hemisphere, Mintaka appears in the southern part of the sky. The closer you are to the equator the higher Mintaka goes. Every step you take southward towards the equator makes Mintaka rise higher in the sky.
How big is Mintaka compared to the sun?
Size and Comparison Mintaka is 2.400% more massive than our Sun, and it has around 1.650% of our Sun’s radius. It is more than 30 times bigger than our Sun; however, it is two times smaller than Alnilam, the biggest star in Orion’s Belt.
How many light years away is Mintaka?
1,239 light yearsMintaka / Distance to Earth
How far is Mintaka from Earth?
How do you pronounce Mintaka?
- Phonetic spelling of Mintaka. minta-ka. Min-taka.
- Meanings for Mintaka.
- Translations of Mintaka. Russian : Минтака
What’s so special about Orion’s belt?
The chance alignment of this pair of stars allows one star to pass in front of the other during every orbit from the vantage point of Earth. This special class of star system is known as an “eclipsing binary,” and it gives astronomers a direct way to measure the mass and size of the stars.
How big is Mintaka?
Mintaka has around 24 solar masses and approximately 16.5 solar radii. It is more than 30 times bigger than our Sun and two times smaller than Alnilam, the biggest star in Orion’s Belt. Mintaka is also several times hotter than our Sun, having temperatures of around 29,500 K, while our Sun is at 5,778 K.
What is the colour of Mintaka?
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.
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.
What is the spectral type of the star Mintaka?
Mintaka is a O9.5 II luminous giant star based on the spectral type that was recorded in the Michigan Catalogue of Two-Dimensional Spectral Types for the HD stars, Vol. 5. Mintaka is a main star in the constellation Orion and makes up the constellation outline.
Is Mintaka the brightest star in Orion?
Mintaka is the seventh brightest star in Orion and the 73rd brightest star in the sky. It is the faintest of the stars that form Orion’s familiar hourglass shape, but only slightly dimmer than Saiph, the bright supergiant star that marks the Hunter’s right knee.