47th--50th Streets--Rockefeller Center is an express station on the IND Sixth Avenue Line of the New York City Subway. It is located along Sixth Avenue (Avenue of the Americas) between 47th and 50th Streets, on the west side of Rockefeller Center. The station is served by the D and F trains at all times, and the B and M trains on weekdays.

Can we conclude that does the r train go to rockefeller center?
no