Petrosian, Arshak B

ARM ARM·Born 1953·FIDE #13300288·1,036 Games

Classical24751,025 Games

Rapid247211 Games

Blitz—0 Games

Statistics

1036

Total

299

Wins

508

Draws

229

Losses

29%49%22%

Play Style

What you need to know before facing them

Elite accuracy: 92.7% average

Very consistent (86%)

Very precise: only 0.1 blunders/game

Dominates 1.c4 ♔ (63% in 24 games)

Vulnerable to 1.e4 ♔ (only 40%)

Deep Analysis

Stockfish 18 · Classical games · 36 analyzed

Accuracy by phase

Opening96.9%

Middlegame93.4%

Endgame94.6%

Clutch Factor

Performance under pressure

+6%

Winning (+2 or more)91%

8 Games

Equal position94%

24 Games

Losing (-2 or more)86%

4 Games

Problematic Pieces

Which pieces cause most errors?

♕

37%

17 errors

♙

22%

10 errors

♗

17%

8 errors

♞

13%

6 errors

♖

4 errors

♔

1 errors

Critical Moment

When does the first serious error occur?

Move 32average

1-15

16-25

26-35

36-45

46+

33% of blunders occur between move 16-25. Keep tension until that moment.

Error Heatmap

Where do most errors occur?

abcdefgh

Many

Few

Critical squares

c46 err

b63 err

c63 err

a62 err

b32 err

c4/b6 concentrate most errors. Force decisions in those zones.

Recent Games

Bruno, Fabio2433

World Senior Teams +50 · 24 Apr 2019

½-½

Thorhallsson, T.2425

World Senior Teams +50 · 22 Apr 2019

½-½

Thorhallsson, Throstur2425

World Senior Teams +50 · 22 Apr 2019

½-½

Plaskett, H James2437

World Senior Teams +50 · 21 Apr 2019

1-0

Yermolinsky, Alex2508

World Senior Teams +50 · 19 Apr 2019

½-½

Gruenfeld, Yehuda2428

World Senior Teams +50 · 18 Apr 2019

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

King's Indian: Classical

57.1%

21 Games·Wins

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2

Black

No consistent strengths detected as Black

Critical Blunders

Tactical errors analyzed with Stockfish

6 errors

▶

#42Qc4??

Endgame

vs Plaskett

OTB·2019

▶

#34c4b5??

Endgame

vs Tal

OTB

▶

#21b6c4??

Endgame

vs Tal

OTB

▶

#38Qc2??

Tactics

vs Reshevsky

OTB

▶

#46Qe5??

Endgame

vs Smyslov

OTB

▶

#22b6c6??

Endgame

vs Tal

OTB

Endgame Statistics

9 endgame categories analyzed — discover where they collapse under pressure

Repertoire

☰ All

♟ Classical

⚡ Rapid

🔥 Blitz

PRO

2019

2014

2001

2000

1999

1998

PRO

Starting Position

535 Games

35%49%16%

Move	Games	%
1.d4	292	61%
1.Nf3	209	57%
1.c4	24	63%
1.e4	10	40%

1.d4

61%

292

1.Nf3

57%

209

1.c4

63%

1.e4

40%

Petrosian, Arshak B

Play against Petrosian, Arshak B's Twin

Statistics

Play Style

Deep Analysis

Clutch Factor

Problematic Pieces

Critical Moment

Error Heatmap

Recent Games

Openings

Weaknesses

Strengths

King's Indian: Classical

Critical Blunders