The CTG format is the proprietary opening book format designed by ChessBase. It is the industry standard for chess software.
Includes brand-new, cutting-edge theoretical novelties specifically designed to catch opponents off-guard in correspondence play or online tournaments. Understanding the Formats: Why "Includes CTG" Matters
The Hiarcs15q (September 2024) book boasts over 32 million positions and approximately 1.87 million variations . This vast depth ensures that the book covers almost any reasonable opening variation, providing the engine or player with a strong continuation.
The "15Q" denotes a specific version cycle. Unlike generic books that simply aggregate millions of GM games, the Hiarcs team manually curates and tests lines. Each move is weighted based on: chess hiarcs 15q openings book includes ctg and repack
The is not the newest product on the shelf, but it represents a high-water mark in "human-guided computer preparation." The fact that the community continues to repack and share the CTG files speaks volumes.
CTG books can be set to "Tournament Mode," which forces the engine to strictly follow the book until a specific move number, mimicking human preparation.
While CTG is the primary format, a repack might include HCS (HIARCS Chess Site) or HBG formats to ensure compatibility with different engines (HIARCS Chess Explorer, Shredder, Arena). The CTG format is the proprietary opening book
In ChessBase, you can open the book, and as you play moves, it will show you the statistics (percentage of wins/draws/losses) and the recommended moves based on the HIARCS evaluation.
What you are currently using (ChessBase, Fritz, Arena, LucasChess)? Which engine you plan to pair with this book?
A premium openings book is only as useful as its compatibility with popular chess Graphical User Interfaces (GUIs). The inclusion of the is a massive feature for the modern chess analyst. The Power of the CTG Format Understanding the Formats: Why "Includes CTG" Matters The
Reflects the latest trends from top-tier human tournaments (Tata Steel, Candidates, World Championships) and elite computer chess leagues (TCEC, CCC).
The Hiarcs15q book is constantly updated. A repack ensures that the user has the September 2024 version immediately, which contains the latest tournament and correspondence games.