Changes

the Top Chess Engines Competition, prior to [[TCEC Season 8|season 8]] in 2015 called the '''Thoresen''' Chess Engines Competition, is a private tournament and rating list <ref>[http://tcec.chessdom.com/archive.php TCEC - Archive Mode] has the Official TCEC Ratings calculated using [[Ordo]] by [[Miguel A. Ballicora|Miguel Ballicora]], bottom-right</ref> , organized, directed and hosted by [[Martin Thoresen]], and since [[TCEC Season 8|season 78]] by [[Anton Mihailov]], CEO of [[Chessdom]]<ref>[http://www.talkchess.com/forum3/viewtopic.php?f=6&t=55915&hilit=Mihailov&start=17 Re: What Happened to TCEC Season 8? Where is Martin?] by [[Mark Lefler]], [[CCC]], April 08, 2015</ref>. It's goal is to provide viewers a live broadcast <ref>[http://www.tcec-chess.net/live.php TCEC - Live Computer Chess Broadcast]</ref> of matches played between strong chess engines. Supported by original engine authors in providing their engines, and based on voluntariness and [https://en.wikipedia.org/wiki/Donation donation], TCEC does not enforce [[ICGA]] [[ICGA Tournament Rules|rules]] and [[Rybka Controversy#RybkaDecision|sanctions]] concerning engine originality. Starting in 2010, TCEC caused a furor in February 2011, when [[Houdini|Houdini 1.5]] defeated [[Rybka|Rybka 4.0]] in a match, with the event recognized in various chess blogs <ref>[http://www.chessdom.com/news-2011/houdini-rybka-computer-chess-live Houdini – Rybka LIVE! | Chessdom]</ref>. After a break in 2011 <ref>[http://www.talkchess.com/forum/viewtopic.php?t=39217 TCEC announcement: End of project] by [[Martin Thoresen]], [[CCC]], May 28, 2011</ref> , Thoresen relaunched TCEC in January 2013 <ref>[http://www.talkchess.com/forum/viewtopic.php?t=46861 Official (re)launch of TCEC - website is up!] by [[Martin Thoresen]], [[CCC]], January 12, 2013</ref> . In August 2013, for the start of [[TCEC Season 5|season 5]], TCEC joined forces with [[Chessdom|Chessdom Arena]] <ref>[http://www.chessdom.com/tcec-computer-chess-championship-starts-august-26th/ TCEC computer chess championship New Season starts August 26th | Chessdom], August 15, 2013</ref> <ref>[https://arena.chessdom.com/ Chessdom Chess Arena - Play Online Chess]</ref> .

| July| 02

| [[Stockfish|Stockfish 202006170741]]| style="text-align:center;" | +23 =61 -16 | style="text-align:center;" | 53½-46½ | [[Leela Chess Zero|LCZero v0.25.1-svjio-t60-3972-mlh]]|-| [[TCEC Season 19]] | August| 06 | 2020 | October | 16 | 2020| [[Stockfish| Stockfish 202009282242_nn-baeb9ef2d183]] | style="text-align:center;" | +18 =73 -9 | style="text-align:center;" | 54½-45½ | [[Leela Chess Zero|LCZero v0.26.3-rc1_T60.SV.JH.92-190]]|-| [[TCEC Season 20]] | December| 01 | 2020 | February| 01| 2021| [[Stockfish|Stockfish 20210113]]| style="text-align:center;" | +14 =78 -8| style="text-align:center;" | 53-47 | [[Leela Chess Zero|LCZero 0.27.0d-Tilps-dje-magic_JH.94-100]]|-| [[TCEC Season 21]] | May| 10 | 2021 | August| 07| 2021| [[Stockfish|Stockfish 14_202107131735]] | style="text-align:center;" | +19 =74 -7 | style="text-align:center;" | 56-44 | [[Leela Chess Zero|LCZero 0.28-dev+_69626]] |-| [[TCEC Season 22]] | January| 29 | 2022 | April| 23| 2022| [[Stockfish|Stockfish dev15_20220401]] | style="text-align:center;" | +28 =63 -9| style="text-align:center;" | 59½-40½ | [[Dragon by Komodo Chess|KomodoDragon 2894.00]]|-| [[TCEC Season 23]] | August| 21 | 2022 | November| 17| 2022| [[Stockfish|Stockfish dev16_20221027]] | style="text-align:center;" | +27 =63 -10 | style="text-align:center;" | 58½-41½ | [[Leela Chess Zero|LCZero 0.30-dag-9a9c42d_784968]]|-| [[TCEC Season 24]] | February| 16 | 2023 | April| 27| 2023| [[Stockfish|Stockfish dev16_20230409]] | style="text-align:center;" | +20 =64 -16 | style="text-align:center;" | 52-48 | [[Leela Chess Zero|LCZero 0.30-dag-a9b25c2b-BT2-3650000]]