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Cataphract 1.5 JA wins Challenger GroupA - edition 06/2026

 


The Challenger Group A tournament, a qualifying round for the CEDR Chess Engine League, has concluded. Cataphract 1.5 JA won, with Sirius 9.0 in second place, Stash 37.10 JA in third, and Willow 4.0.0 in fourth. These four engines have advanced to the 4th League.

You can find more information about the CEDR Chess Engine League on the dedicated website - LEAGUE.
CEDR 885.750 games download (01.06.2026)
💾 Tournament download with 300 games
💻 Asus Zenbook, AMD Ryzen 9 6900HX, RAM 32,0 GB  ðŸ–¬ GUI - Arena
#chessenginesdiary Country - Poland, City - Malbork  🕓 Time 3'+3"


REngineAuthorCEDRScore%S-B
01Cataphract 1.5 JA Masceron240017.5/2472.9 203,75 
02Sirius 9.0 Mcthouacbb350516.5/2468.7 191,25 
03Stash 37.10 JA Morgan Houppin et al.341915.0/2462.5 168,25 
04Willow 4.0.0 Adam Kulju348714.5/2460.4 164,75 
05Midnight 9 JA Archishmaan Peyyety343514.0/2458.3 164,00 
06Tucano 12.17 JA Alcides Schulz348514.0/2458.3 159,75 
07Winter 5.0 JA Jonathan Rosenthal346913.5/2456.2 156,25 
08Rice 8.0.0 Slender346513.5/2456.2 152,75 
09Leorik 3.2 Thomas Jahn299813.0/2454.1 149,50 
10Illumina 3 dev.85c JAThomas Mergener240013.0/2454.1 145,50 
11Cheng4 0.48 Martin Sedlak344112.5/2452.0 148,50 
12Weiss 2.1 JA Terje Kirstihagen343812.5/2452.0 141,00 
13Expositor 5 JA 337112.5/2452.0 138,50 
14Smallbrain 7.0 JA Disservin343212.0/2450.0 137,00 
15Marvin 6.3.0 JA Martin Danielsson345511.5/2447.9 133,00 
16Grail 2.0.1 Jorgen Hanssen240011.5/2447.9 128,75 
17EveAnn 5.1 Andres Valverde221511.0/2445.8 125,75 
18Nalwald ab11891 JA Jost Triller331110.5/2443.7 121,00 
19Lambergar 1.3 Janez Podobnik336610.0/2441.6 117,50 
20Cwtch 5 op12no2240010.0/2441.6 111,75 
21Xiphos 0.6.1 JA Milos Tatarevic33539.0/2437.5 104,50 
22Avalanche 2.1.0 Yinuo Huang33619.0/2437.5 103,25 
23Zahak 10.0 JA Manuel Diaz33229.0/2437.5 101,50 
24Jackal 2.0.0 Tomasz Jaworski24007.5/2431.2 80,50 
25Caligula 7.0 JA  27617.0/2429.1 86,75 



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