K
GM
Kovalenko, Igor
TOP 50UKR·Born 1988·FIDE #14117908·1,677 Games
Classical26721,328 Games
Rapid2592207 Games
Blitz2610164 Games
Play against Kovalenko, Igor's Twin
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1677 games analyzed
Statistics
Total
1677Wins
814Draws
544Losses
31849%32%19%
Play Style
What you need to know before facing themElite accuracy: 94.5% average
High resilience (68%): Dangerous even when losing
Solid conversion: 84%
Very consistent (85%)
Very precise: only 0.1 blunders/game
Dominates 1.Nf3 ♔ (75% in 50 games)
Deep Analysis
Stockfish 18 · Classical games · 94 analyzedAccuracy by phase
Opening
96.5%
Middlegame
94.6%
Endgame
95.5%
Clutch Factor — Move accuracy when winning vs. equal vs. losing — does their level drop when the game turns against them?
+4%Winning (+2 or more)
94%34g
Equal position
96%48g
Losing (-2 or more)
90%12g
Performance under pressure
Problematic Pieces — Which pieces cause most errors?
27%
15 errors
20%
11 errors
15%
8 errors
15%
8 errors
13%
7 errors
11%
6 errors
Critical Moment — When does the first serious error occur?
Move 45 average0%
0%
40%
20%
40%
1-15
16-25
26-35
36-45
46+
40% of blunders occur between move 26-35. Keep tension until that moment.
Error Heatmap — Where do most errors occur?
3
3
3
3
FewMany
Errors mapped
24
Hotspot zone
b5 / d5
Critical squares
b5
3 err
d5
3 err
f3
3 err
h2
3 err
b4
2 err
b5/d5 concentrate most errors. Force decisions in those zones.
Openings
Based on player gamesWeaknesses
— exploit these linesNo significant weaknesses detected as White
No significant weaknesses detected as Black
Strengths
— avoid these linesWhite55.6%Wins
Sicilian: e6 Systems — 1.e4 c5 2.Nf3 e618 Games · last played 9 months ago
Black69.2%Wins
Caro-Kann: Main Line — 1.e4 c6 2.d4 d5 3.Nc3 dxe413 Games · last played 5 years ago
Black66.7%Wins
Nimzo-Indian: Classical — 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc212 Games · last played 3 years ago
Critical Blunders
10 errors · Stockfish#43Bf5??vs ShevchenkoOTB · 2025
#43Kf3??vs DubnevychOTB · 2025
#46Kf3??vs BaidetskyiBlitz · 2025
#33Rdd3??vs DroinBlitz · 2025
#40Qf3+??vs BaidetskyiBlitz · 2025
#35Kh3??vs GokerkanBlitz · 2025
#55Bd6??vs PantsulaiaBlitz · 2025
#22Rd5??vs PeyrerBlitz · 2025
#57Rb8+??vs L'AmiOTB · 2025
#52Rxd6??vs FerreiraOTB · 2025
Recent Games
1,677 GamesW
Putnam, Liam
X Open Semana Santa 2026 ... · 6 Apr 2026
W
Dotzer, Lukas
X Open Semana Santa 2026 ... · 5 Apr 2026
D
Gloeckler, Christian
X Open Semana Santa 2026 ... · 5 Apr 2026
D
Yip, Carissa
X Open Semana Santa 2026 ... · 4 Apr 2026
D
Bogdanov, Artyom
X Open Semana Santa 2026 ... · 3 Apr 2026
W
Domingo Nunez, Ruben
X Open Semana Santa 2026 ... · 3 Apr 2026
Endgame Statistics
PRO19 endgame categories analyzedEndgame Statistics
Reveal weaknesses →
19 endgame categories analyzed — discover where they collapse under pressure
Repertoire
6
5
4
3
Move arrowsmost-played moves
Stockfish
860 Games
54%31%15%
MoveGamesPerformance%
1.d4
38369%
1.e4Strong
22972%
1.c4
18966%
1.Nf3Strong
5075%
1.b3
560%
1.f4Strong
275%
1.g3
150%
1.d3Strong
1100%
UKR