Examples of 'spectral class' in a sentence
Meaning of "spectral class"
Spectral class: In astronomy, spectral class is a classification system for stars based on their surface temperature. It categorizes stars into groups such as O, B, A, F, G, K, M, with O being the hottest and M being the coolest
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- A classification of stars depending on their spectra and luminosity; usually one of O, B, A, F, G, K, M.
How to use "spectral class" in a sentence
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spectral class
Find the spectral class of the star.
There is some uncertainty as to its spectral class.
The derived spectral class varies depending on the features examined.
Some of the most massive stars lie within this spectral class.
The exact spectral class of the star is not yet known.
The points are quantified having a similar spectral class and the result is recorded.
These are spectral class B stars that show prominent emission lines of hydrogen in their spectrum.
The particular type of star they looked at were red dwarfs of spectral class M.
Spectral class is usually taken from the Tholen classification at the PDS.
Spectrum images by Harvard spectral class.
What spectral class of stars are less common?
Atomic and molecular opacity sources that define the T dwarf spectral class are indicated.
The star belongs to the spectral class G7 IIIa, which means that it is a yellow giant.
These stars are chemically peculiar main sequence stars of spectral class B8p to A7p.
Its spectral class is B8 and it has a luminosity of.
See also
They are classified as spectral Class 0 protostars.
This measurement does not rule out a low mass stellar companion of spectral class M7.
Next, the points having a similar spectral class are quantified statistically and the result 10 is recorded.
It is a giant star belonging to the spectral class F2.
The spectral class of this star is B9p.
In the MK system, a luminosity class is added to the spectral class using Roman numerals.
Spectral class - Stony meteorite - a meteorite composed mostly of silicates.
Both stars belong to the spectral class F8V.
Its spectral class is F2 and its absolute magnitude is 0.
The Sun is a yellow dwarf star with a spectral class of G2V.
Its spectral class is intermediate between the C-type and P-type asteroids.
The star is classified as an orange giant spectral class K1 III.
No massive star remains with spectral class O for more than about 5-6 million years.
Tau Herculis is a blue subgiant belonging to the spectral class B5 IV.
The visible component belongs to the spectral class F0, the other ( eclipsing ) component is not visible.
Alpha Pavonis is a blue-white subgiant star belonging to the spectral class B2 IV.
KY Cygni is a red supergiant of spectral class M3.5Ia located in the constellation Cygnus.
It is at a distance of 41 luminous year and refers to the spectral class G5.
It has spectral class ≥ Y1 and is located in constellation Mensa.
It is very similar to our Sun, a yellow dwarf star spectral class G5V.
Most main-sequence stars with a spectral class between O5 and F5 have been found to rotate rapidly.
The main sequence star is a red dwarf with the spectral class M3.5V.
R Hydrae 's spectral class is M7IIIe.
This is an evolved orange-hued giant star belonging to the spectral class K0 III.
Each is of the spectral class F7V and has a visual magnitude of 5.8m.
The brightest member of this constellation is Aldebaran, an orange-hued, spectral class K5 III giant star.
It is a giant of spectral class F5, orbiting the yellow giant at about 130 astronomical units.
The star is classified as a blue-white dwarf spectral class B4 Vn.
It belongs to the spectral class F and has a magnitude of 1.9.
This star is unusually close to Tau Ceti, a star of spectral class G8.
Alpha Vulpeculae is a red giant of spectral class M1 and has apparent magnitude +4.4.
Spectroscopically they are bright giants or low luminosity supergiants of spectral class F6 - K2.
It belongs to the spectral class A7III.
Boötis has an apparent magnitude of 5.74 and belongs to the spectral class F7IVw.
It is a giant star belonging to the spectral class G8 III with an apparent magnitude of 2.73.
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