90883
It is a 2.68 - magnitude star 37 light-years distant with a spectral class of G0IV , indicating it has just exhausted its core hydrogen and is beginning to expand and cool .
 G0IV
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 G0IV