Breaking News - 02.11.2025: The tour ended and many thanks to all book authors, without you...all these Exciting events wouldn't exist! And yes, via this update, standings changed! As you may noticed, we have newer Champions..really amazing, I have no Words to say, exception: well-done to all Top book author's entries, and how Nice to see LesChats again as Public Champ! Mr. Jorge's latest book is no Doubt that a master piece, superior strong, plus free and available to public! Where and as usual, DON managed to be Private Champ with great points! I admit also that latest Biyuya 2.1 is great as well..as same words are going For many other Top opening books... and see you later dear chess friends )Meanwhile, for my other previous posts about current tourney: OpenChess
The Private Book Champion: DonLite - Congratulations to Vasid Chouhanl The Public Book Champion: LetChats - Congratulations to Jorge Centelles!
Rank Name Elo + - games score oppo. draws 1 DonLite 311025 3841 3 3 1520 58% 3805 83% 2 Biyuya v2.1 2025 3837 3 4 1520 57% 3805 84% 3 DON 311025 3835 3 4 1520 56% 3805 86% 4 Biyuya v2 2025 3834 3 3 1760 55% 3808 87% 5 DonLite 271025 3832 3 4 1760 55% 3808 87% 6 Leschats 301025 3829 4 4 1520 55% 3806 85% 7 Biyuya v1 2025 3828 4 4 1600 55% 3805 87% 8 Tunafish 3.2 3827 4 4 1760 54% 3808 89% 9 Queen's Gambit 3827 4 4 1760 54% 3808 89% 10 DON 271025 3827 4 4 1600 54% 3805 90% 11 Chabon 3827 4 4 1760 54% 3808 89% 12 DON 120825 3826 4 4 1600 54% 3805 89% 13 AdrianOliva 4 3825 4 4 1760 53% 3808 88% 14 Arpia 3824 4 4 1760 53% 3808 91% 15 DON 010425 3823 4 4 1600 53% 3805 90% 16 OPTIMUS 2502 3823 4 4 1760 53% 3808 88% 17 MegaTron RevA 3822 4 4 1760 53% 3808 91% 18 Solidor Dual 3820 4 4 1760 52% 3808 90% 19 Cevdet Dual 3820 4 4 1760 52% 3808 87% 20 Rozzle 001 3819 4 4 1760 52% 3808 93% 21 Eman 180826 3819 4 4 1760 52% 3808 89% 22 Leschats 100825 3819 4 4 1600 53% 3805 89% 23 Atulte 3819 4 4 1760 52% 3808 88% 24 Leschats 171025 3818 4 4 1600 52% 3805 89% 25 Skynet 180724 3815 4 4 1760 51% 3808 91% 26 Simple 061224 3813 4 4 1760 51% 3808 89% 27 no-LOSE 3813 4 4 1760 51% 3808 89% 28 Akan 2025 ser 3812 4 4 1760 51% 3808 90% 29 Kara 3803 4 4 1760 49% 3809 86% 30 OpenChess 2307 3803 4 4 1760 49% 3809 85% 31 GM 2500+ 3780 1 1 18000 41% 3823 80%
• Calculated by Bayeselo / Cevdet fixed to 3820 Elo / Blue Name = Last Update
More Details (29.10.2025):• All opening books played by same Top (3800+) NNUE engine DarkSeid v6.1 • In this new Championship: All books are allowed (Private plus Public as well) • Sure, just in case of interest..BIN book registrations are acceptable: Contact• By unknown is required min. 100 games (played on Playchess, Lichess etc.) This rule can be called as VISA, it's simply against cheating for more: Details• As bonus the frequent Authors are free to submit several new opening books Just to be more clear, each other, they have to be different (in playing styles)• Maximum. opening book size limit rule: up to 250 MB (compressed) allowed As another bonus (sure for frequent...) 500 MB (in size) is acceptable as well• Main Settings (for all book entries): Book Depth: 40 / Best Move as Disabled Exception some of the Entries will participate by Authors suggested settings• Any Private Book Leader (after 1000 games per player) will be titled Champ Plus at same time, there will be Champion titles for the Public books as well• After end of tour - downloading all games era is ended..so since 16.08.2025: New Rule: only book authors (sure via request) may get their played games• The current overall draw percentage (based on 28600 games) is normal 86%47 46 45 44 43 42 LXX 41 LXIX 40 39 35n BEC1 BEN2 38 37 36 S1 35 34 33