62242
The two hottest places on the equator are therefore at longitudes 0 ° " W and 180 ° " W , and the coolest points on the equator are at longitudes 90 ° " W and 270 ° " W. However , the " MESSENGER " project uses an east-positive convention .
 MESSENGER
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:
 MESSENGER