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 An unpublished lightcurve by Kryszczynska from November 2011, has been rated best by CALL.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 before the start of the tour, Starr was stricken with a high-grade fever, pharyngitis and tonsillitis, and briefly stayed in a local hospital, followed by several days of recuperation at home. He was temporarily replaced for five concerts by 24-year-old session drummer Jimmie Nicol. Starr was discharged from the hospital and rejoined the band in Melbourne on 15 June. He later said that he feared he would be permanently replaced during his illness. In August, when the Beatles were introduced to American songwriter Bob Dylan, Starr was the first to try a cannabis cigarette he offered them, whereas the others