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 An unpublished lightcurve by Kryszczynska from November 2011, has been rated best by CALL.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 were hesitant. On 11 February 1965, Starr married Maureen Cox, whom he had met in 1962. By this time the stress and pressure of Beatlemania had reached a peak for him. He received a telephoned death threat before a show in Montreal, and resorted to positioning his cymbals vertically in an attempt to defend against would-be assassins. The constant pressure affected the Beatles' performances; Starr commented: "We were turning into such bad musicians ... there was no groove to it." He was also feeling increasingly isolated from the musical activities of his bandmates, who were moving past the traditional boundaries