This HP is link free. If you have any problems and/or requests, please send e-mail to Kazuo Kinoshita(amateur astronomer in Japan).
This research has made use of data and/or services provided by the International Astronomical Union's Minor Planet Center.www.minorplanetcenter.net
When the comet approaches the planet by the following conditions, I picked up the planet name, the distance, and time.
The Earth is less than 0.5AU, The Jupiter and Saturn are less than 1AU, The Uranus and Neptune are less than 0.5AU, Other planets are less than 0.05AU.