2078
In 2009 the star was about , and absolute magnitude of − 9.8 , At the currently accepted distance of 6,100 " pc , the measured angular diameter in late 2004 ( 1.83 mas ) corresponded to a radius of , but by 2014 it had shrunk to , similar to Betelgeuse .
 astronomical object: Betelgeuse
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 astronomical object: Betelgeuse