51917
In a 6 " cm telescope , he observed 433 meteors in a field of view near Arcturus with a diameter of less than 1 ° .
 astronomical object: Arcturus
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: Arcturus 
Answer:
 astronomical object: Arcturus