GM

Zakhartsov, Viacheslav V.

FID FID·Born 1968·FIDE #4115333·961 Games

Classical2467866 Games

Rapid234291 Games

Blitz24034 Games

Statistics

961

Total

412

Wins

423

Draws

126

Losses

43%44%13%

Play Style

What you need to know before facing them

Elite accuracy: 94.4% average

High resilience (58%): Dangerous even when losing

Solid conversion: 81%

Very consistent (93%)

Very precise: only 0.0 blunders/game

Dominates 1.c4 ♔ (76% in 17 games)

Deep Analysis

Stockfish 18 · Classical games · 42 analyzed

Accuracy by phase

Opening97.0%

Middlegame93.8%

Endgame94.8%

Clutch Factor

Performance under pressure

+5%

Winning (+2 or more)95%

21 Games

Equal position95%

16 Games

Losing (-2 or more)90%

5 Games

Problematic Pieces

Which pieces cause most errors?

♙

29%

7 errors

♞

21%

5 errors

♕

21%

5 errors

♗

12%

3 errors

♖

12%

3 errors

♔

4%

1 errors

Critical Moment

When does the first serious error occur?

Move 23average

1-15

16-25

26-35

36-45

46+

100% of blunders occur between move 16-25. Keep tension until that moment.

Error Heatmap

Where do most errors occur?

1

2

1

2

2

2

1

1

1

1

abcdefgh

Many

Few

Critical squares

a52 err

b42 err

d42 err

f52 err

c31 err

a5/b4 concentrate most errors. Force decisions in those zones.

Recent Games

L

Korneev Leskova, Svyatoslav2167

Titled Tue 12th Aug Early · 12 Aug 2025

0-1

L

Kracht, Raphael2194

Titled Tue 12th Aug Early · 12 Aug 2025

0-1

W

Demchenko, Svitlana2156

Titled Tue 12th Aug Early · 12 Aug 2025

0-1

W

Holtel, Jasper2362

Titled Tue 12th Aug Early · 12 Aug 2025

1-0

W

Ilinca, Felix-Antonio2446

Titled Tue 12th Aug Early · 12 Aug 2025

0-1

D

Weetik, Vjacheslav2423

Titled Tue 12th Aug Early · 12 Aug 2025

½-½

Openings

Based on player games

Weaknesses

EXPLOIT!

White

No significant weaknesses detected as White

Black

No significant weaknesses detected as Black

Strengths

AVOID

White

Queen's Gambit Accepted

80.0%

10 Games·Wins

1.d4 d5 2.c4 dxc4

King's Indian: Main Line

60.9%

46 Games·Wins

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O

Black

Sicilian: d6 Systems

50.5%

93 Games·Wins

1.e4 c5 2.Nf3 d6

Nimzo-Indian: Rubinstein

50.0%

12 Games·Wins

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3

Critical Blunders

Tactical errors analyzed with Stockfish

6 errors

▶

#36Qd7??

Tactics

vs Potapova

Rapid·2023

▶

#39Nf8??

Tactics

vs Babujian

OTB·2023

▶

#18Nh5??

Tactics

vs Sjugirov

Blitz·2022

▶

#26Rf2??

Tactics

vs Grib

OTB·2019

▶

#23c5??

Tactics

vs Szadkowski

OTB·2019

▶

#28Qc5??

Tactics

vs Gukesh D

Rapid·2018

Endgame Statistics

15 endgame categories analyzed — discover where they collapse under pressure

Repertoire

☰ All

♟ Classical

⚡ Rapid

🔥 Blitz

PRO

·

2025

2023

2022

2019

2018

2017

PRO

8

7

6

5

4

3

2

1a

b

c

d

e

f

g

h

Starting Position

494 Games

46%45%9%

Move	Games	Performance	%
1.d4	364		69%
1.Nf3	84		66%
1.e4	29		62%
1.c4 Strong	17		77%

1.d4

69%

364

1.Nf3

66%

84

1.e4

62%

29

1.c4

77%

17

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