Kallisto

**[[Home]] * [[Engines]] * Kallisto**
|| [[image:François_Boucher_012.jpg link="https://en.wikipedia.org/wiki/Callisto_%28mythology%29"]] ||~   || **Kallisto**,
a former commercial chess program <ref>[[http://www.schachversand.de/d/detail/software/128.html|Bart Westrate - Kallisto II: 25,05 Euro - Schachprogramm]] from [[Schachversand Niggemann]] (German)</ref> by [[Bart Weststrate]], running on [[x86]] under the [[MS-DOS]] operating system internally using 32-bit mode. Kallisto is written in [[Assembly]] and has an own [[GUI|graphical user interface]], initially [[6502]] later ported to [[Intel]]. Kallisto is known for one of the first commercial programs using [[Recursion|recursive]] [[Null Move Pruning|null move pruning]] already in the 80s. ||
|| [[Arts#Boucher|François Boucher]],
Jupiter and Callisto, 1744 <ref>[[https://en.wikipedia.org/wiki/Callisto_%28mythology%29|Callisto (mythology) from Wikipedia]]</ref> ||~   ||^   ||
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=Tournaments= 
Kallisto had its debut at the [[DOCCC 1987]] running on a [[Commodore 64]] <ref>[[http://www.schaakcomputers.nl/hein_veldhuis/database/files/12-1987,%20toernooibulletin%20van%20het%20Nederlands%20kampioenschap%20computerschaak%201987.pdf|Zevende Nederlands Kampioenschap Computerschaak, Leiden 10, 11, 17 en 18 Oktober 1987.pdf]] hosted by [[Hein Veldhuis]] » [[DOCCC 1987]]</ref>, and so far played in total 16 [[Dutch Open Computer Chess Championship|Dutch Open Computer Chess Championships]] from 1987 until 2011, runner up at [[DOCCC 1995]] and third at [[DOCCC 1996]]. It further played the [[WCCC 1989]] and [[WCCC 1992]], the [[WMCCC 1993]], [[WMCCC 1995]] and [[WMCCC 1997]], the [[ACM 1993]], the [[ICT 2010]] and [[ICT 2013]], and eight [[Aegon Tournaments]] from [[Aegon 1988]] until [[Aegon 1997]]. At the last [[Aegon 1997|Aegon Tournament]] in 1997, Kallisto gained the 4th place and was the best program with 4½/6 only losing from [[https://en.wikipedia.org/wiki/Yasser_Seirawan|Yasser Seirawan]] and wins versus [[Alex Kure]], [[https://en.wikipedia.org/wiki/Ye_Rongguang|Ye Rongguang]], [[https://en.wikipedia.org/wiki/Jon_Speelman|Jonathan Speelman]] and [[Heiner Matthias]], and a draw from [[https://en.wikipedia.org/wiki/Friso_Nijboer|Friso Nijboer]], and also drew two demonstration games versus [[https://en.wikipedia.org/wiki/Jan_Timman|Jan Timman]] and [[https://en.wikipedia.org/wiki/Viswanathan_Anand|Viswanathan Anand]] <ref>[[http://www.csvn.nl/index.php?option=com_content&view=article&id=123%3Aaegon-1997&catid=26%3Amens-computer&Itemid=50&lang=en|Aegon 1997]], [[CSVN]] tournament site</ref> .

=Screenshot=
|| [[image:kallisto.gif link="http://www.septober.de/chess/index.htm"]] ||
|| Kallisto's [[MS-DOS]] [[GUI]] <ref>[[http://www.septober.de/chess/index.htm|Septober - Computerschach]] by [[Herbert Marquardt]]</ref>  ||

=See also=
* [[Various Classifications#Astronomy|Astronomy]]
* [[Jupiter]]
* [[Various Classifications#Mythology|Mythology]]

=Forum Posts=
* [[http://www.stmintz.com/ccc/index.php?id=22950|Kallisto II]] by Hannu Wegner, [[CCC]], July 26, 1998
* [[http://www.stmintz.com/ccc/index.php?id=25122|Kallisto 2 question]] by [[Jouni Uski]], [[CCC]], August 20, 1998 
* [[http://www.stmintz.com/ccc/index.php?id=194546|Kallisto??? New program?]] by Kevin Strickland, [[CCC]], October 27, 2001
> [[http://www.stmintz.com/ccc/index.php?id=194601|Re: Kallisto??? New program?]] by [[Kurt Utzinger]], [[CCC]], October 27, 2001
* [[http://www.foro.meca-web.es/viewtopic.php?f=9&t=72&start=40#p8333|Re: La Máquina Preservadora. Programas de Ajedrez]] by Luis a, [[Computer Chess Forums|Meca Foro]], August 31, 2015 (Spanish)

=External Links= 
==Chess Engine==
* [[http://www.game-ai-forum.org/icga-tournaments/program.php?id=37|Kallisto's ICGA Tournaments]]
* [[http://www.chessgames.com/perl/chessplayer?pid=45810|The chess games of Kallisto]] from [[http://www.chessgames.com/index.html|chessgames.com]]
==Misc==
* [[https://en.wikipedia.org/wiki/Callisto_%28disambiguation%29|Callisto (disambiguation) from Wikipedia]]
* [[https://en.wikipedia.org/wiki/Callisto_%28mythology%29|Callisto (mythology) from Wikipedia]]
* [[https://en.wikipedia.org/wiki/Callisto_%28moon%29|Callisto (moon) from Wikipedia]]
* [[https://en.wikipedia.org/wiki/204_Kallisto|204 Kallisto from Wikipedia]]
* [[Videos#KazumiWatanabe|Kazumi Watanabe]], [[Videos#BillBruford|Bill Bruford]] & [[https://en.wikipedia.org/wiki/Jeff_Berlin|Jeff Berlin]] - [[https://en.wikipedia.org/wiki/The_Spice_of_Life_(Kazumi_Watanabe_album)|Hiper K  | City]], 1987, [[https://en.wikipedia.org/wiki/YouTube|YouTube]] Video
> [[media type="youtube" key="-zmxnfzl86Q"]]

=References= 
<references />
=What links here?= 
[[include component="backlinks" page="Kallisto" limit="80" ]]
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