Named for the hero of Cervantes’ {1547–1616} great romance, the Knight of the Sorrowful Countenance, the noble-minded eccentric who tries, in strange ways and in vain, to bring back the Age of Chivalry. The naming of this object is rather obvious, given the long-term erratic nature of the extended orbit, comparable to that of (944) Hidalgo. (M 17466) _ _.