C/1962 C1 (Seki–Lines)
C/1962 C1 (Seki–Lines), also known as Comet Seki–Lines and 1962c, was a hyperbolic comet discovered independently by Richard D. Lines and Tsutomu Seki on 4 February 1962. The comet became very bright in April 1962, as passed its perihelion on 1 April at a distance of 0.031 AU (4.6 million km; 2.9 million mi), thus becoming the Great Comet of 1962.