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Astra 5.1.1 wins Challenger Engine Tournament CEDR, 15-20.05.2025

Tournament of new versions of chess engines, which are aspiring to Elite. The Astra 5.1.1 engine won, in second place Renegade 1.2.0 and in third Calvin 6.1.0 JA. More tests soon.



CEDR 646.387 games download (01.05.2025)
💾 Tournament download with 380 games
💻Asus Zenbook, AMD Ryzen 9 6900HX, RAM 32,0 GB 🖬 GUI-Arena
👍 @chessenginesdiary Country - Poland, City - Malbork  🕓 Time 3'+3" 

RanEngineAuthorCEDRScore%S-B
01Astra 5.1.1 Semih Oezalp240034.5/3890.7 587,25 
02Renegade 1.2.0 Krisztian Peocz342634.0/3889.4 569,50 
03Calvin 6.1.0 JA Dan Kelsey240033.0/3886.8 542,75 
04Zangdar 3.09.01 JA Manuel Diaz296432.5/3885.5 531,25 
05Illumina 3 Thomas Mergener240028.0/3873.6 399,50 
06Leorik 3.1.3 JA Thomas Jahn299826.5/3869.7 382,50 
07Tarnished 2.0 Anik Patel240023.5/3861.8 300,25 
08EveAnn 3.1 Andres Valverde221523.0/3860.5 310,00 
09Spaghet dev-1.1.3 JALi Ying362921.0/3855.2 271,75 
10Kobra 1.2 Jasper205119.5/3851.3 262,50 
11Qapla 0.3.1 Volker Boehm240017.5/3846.0 193,75 
12Quirky 1.0 Wind-Eagle240016.5/3843.4 176,75 
13Knightx 4.4 Christophe JOLLY286815.5/3840.7 168,75 
14Olithink 5.11.2 Oliver Brausch284512.5/3832.8 125,75 
15Bread engine 1.4.0 Nonlinear240012.5/3832.8 123,00 
16Prophet 4.4 JA James Swafford237010.5/3827.6 104,00 
17Eubos 4.0 Chris Bolt24937.0/3818.4 67,00 
18Baislicka 1.0 JA Kz04px26075.5/3814.4 41,00 
19Thorshammer 3.01 JA Toma Roncevic24005.5/3814.4 35,25 
20Halcyon 1 JA Nicholas Hamilton24031.5/383.9 14,00 

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