62573
and is a white star of apparent magnitude 4.7 , Theta and Theta Microscopii make up a wide double whose components are splittable to the naked eye .
 astronomical object: Theta; astronomical object: Theta Microscopii
Given options, please tell me the categories of all the listed entity words.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} 
 Entities: Theta, Theta Microscopii 
Answer:
 astronomical object: Theta; astronomical object: Theta Microscopii