74432
A slight change in the orbital period in 1973 suggests there is a third component of the multiple star system - most likely a red dwarf - with an orbital period of 62.2 ± 3.9 years .
 red dwarf
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 red dwarf