Category

Long-period comets

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Comet Ikeya–Seki

sungrazing comet first observed in 1965

Kreutz Sungrazer comet discovered in November 2011 by Terry Lovejoy

Great Comet of 1882

Kreutz sungrazing comet

Great Comet of 1843

long-period comet visible in March 1843

153P/Ikeya–Zhang

Comet Ikeya–Zhang (Japanese, Chinese: 池谷-張彗星, officially designated 153P/Ikeya–Zhang) is a long-period comet discovered independently by two astronomers from Japan and China in 2002. It has by far the longest orbital period of the numbered periodic comets. It was last observed in October 2002 when it was about from the Sun.

astronomical object

list of long-period comets

Wikimedia list article

C/1861 G1 (Thatcher)

C/2023 P1 (Nishimura)

Comet IRAS–Araki–Alcock

astronomical object

C/2025 R2 (SWAN)

non-periodic comet

C/2024 S1 (ATLAS)

sungrazing comet

C/2012 E2 (SWAN)

sungrazing comet

C/2013 UQ4 (Catalina)

Solar System comet

C/1963 A1 (Ikeya)