|Discovered by||Ari Heinze|
|Discovery date||October 2, 2017|
|Orbital characteristics A|
|Next perihelion||21 February 2018|
C/2017 T1 (Heinze) is a near parabolic comet that passed closest to Earth on January 4, 2018, at a distance of 0.22 AU. It was discovered on 10/2/2017 by Ari Heinze of the University of Hawaiʻi. Perihelion is on February 21, 2018, and it is expected peak magnitude about 8.8.