32642
The value of the minimum rotational period depends upon the neutron star equation of state , with different models giving values between 0.3 and 1 millisecond , which corresponds to a rotation frequency of 1 - 3 kilohertz .
 astronomical object: neutron star
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: neutron star 
Answer:
 astronomical object: neutron star