comet white–ortiz–bolelli (formal designations: c/1970 k1, 1970 vi, and 1970f) was a bright comet which appeared in 1970. it was a member of the kreutz sungrazers, a family of comets which resulted from the break-up of a large parent comet several centuries ago. it was already easily visible to the naked eye when first discovered, and reached a maximum apparent magnitude of +1.