Sentences with phrase «iv subgiant»
Tau Boötis A is a yellowish main sequence dwarf star of spectral and luminosity type F7 V, although it has also been classified as a F6 IV subgiant.
http://www.solstation.com/ Not exact matches
Star A is probably a yellow - orange subgiant of spectral and luminosity type G0 IV (NASA Stars and Exoplanet Database; and Garrison and Beattie, 1998).
Star A is probably a yellow - orange subgiant of spectral and luminosity type G0 IV).
The primary component in the system is a spectroscopic binary with the stellar classification of B2 IV, matching the spectrum of a blue - white subgiant star.
The system is composed of a blue - white giant with the stellar classification of B9III - IV and a visual magnitude of 5.33, a white subgiant belonging to the stellar class A0IVMn with an apparent magnitude of 5.63, and a star with a magnitude of 8.5 separated from the second component by 37.7 arc seconds.