Assertion: radio telescope's antenna | /r/HasProperty | arranged in 880m-long north-south arm
Facets:
value: with 15 movable trolleys
type: OTHER
Source sentences:
text: The MRT is a T-shaped array consisting of a 2048m-long East-West arm with 1024 fixed helical antennas arranged in 32 groups and an 880m-long North-South arm of with 15 movable trolleys, each containing four antennas.