Comet Seki or Seki's Comet may refer to any of the six comets discovered by Tsutomu Seki below:

  • C/1961 T1 (Seki)
  • C/1962 C1 (Seki–Lines), also known as the Great Comet of 1962
  • C/1965 S1 (Ikeya–Seki), also known as the Great Comet of 1965
  • C/1967 C1 (Seki)
  • C/1967 Y1 (Ikeya–Seki)
  • C/1970 U1 (Suzuki–Sato–Seki)

Comet Ikeyaseki Photograph by Detlev Van Ravenswaay Fine Art America

Comet hunter Tsutomu Seki's webpage[Memorable Comets ]

Only seen every 71 years Where and when can you see the “Devil’s Comet”.

Comet IkeyaSeki, 1965 Stock Photo Alamy

Seki hires stock photography and images Alamy