4150 Starr the family's largest member and namesake – and calculates a diameter of 7.5 kilometers with an absolute magnitude of 12.8. Several rotational lightcurves of "Starr" were obtained from photometric observations. An unpublished lightcurve by Kryszczynska from November 2011, has been rated best by CALL. It gave a rotation period of hours and a brightness variation of 0.20 in magnitude (). This minor planet was named in after Richard Starkey (born 1940), better known as Ringo Starr, the drummer of The Beatles. He joined the English rock band in 1962, replacing its former drummer Pete Best. Ringo has released various albums
Ringo Starr ... is that we're ordinary lads." He was a source of inspiration for several songs written at the time, including Penny Valentine's "I Want To Kiss Ringo Goodbye" and Rolf Harris's "Ringo for President". In 1964, "I love Ringo" lapel pins were the bestselling Beatles merchandise. The prominent placing of the Ludwig logo on the bass drum of his American import drum kit gave the company such a burst of publicity that it became the dominant drum manufacturer in North America for the next twenty years. During live performances, the Beatles continued the "Starr Time" routine that had been popular