Har-Zvi, Ronen

ISR ISR·Born 1976·FIDE #2801485·456 Games

FIDE OTB · #2801485 · 456 Games

Classical2513437 g Games

Rapid—17 g Games

Blitz25232 g Games

Play against Har-Zvi's Twin

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Uses their openings, level & style

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456 games analyzed

Statistics

Total

456

Wins

175

Draws

190

Losses

38%42%20%

Play Style

before facing themWhat you need to know before facing them

Very high accuracy: 90.0% average

Very consistent (89%)

Very precise: only 0.1 blunders/game

Dominates 1.Nf3 ♔ (67% in 84 games)

Vulnerable to 1.c4 ♚ (only 46%)

Deep Analysis

Stockfish 18 · Classical games · 14 analyzed

Accuracy by phase

Opening

96.0%

Middlegame

90.0%

Endgame

92.4%

Clutch Factor

+3%

Winning (+2)Winning (+2)

90%5g

EqualEqual position

94%3g

Losing (−2)Losing (−2)

88%6g

Accuracy under pressure

Problematic Pieces — which cause most errors?

31%

8 err

19%

5 err

19%

5 err

15%

4 err

12%

3 err

1 err

Critical Moment

Move 38 avg

1-15

16-25

26-35

100%

36-45

46+

100% of blunders after move 36-45 — keep the tension until then.of blunders occur in moves 36-45. Keep the tension until that moment.

Error Heatmap — where do errors occur?

Few

Many

Errors mapped

Hotspot zone

c7 / e6

Critical squares

2 err

1 err

c7/e6 account for most of the errors. Force decisions in those zones.

Openings

456 GamesBased on 456 player games

Weaknesses

— exploit these— exploit these lines

No significant weaknesses detected as white

No significant weaknesses detected as black

Strengths

— avoid these— avoid these lines

No consistent strengths detected as white

asblack58.3%Wins

Caro-Kann — 1.e4 c6 2.d4 d512 Games · last played 12 months ago

12 Games · last played 12 months ago

Critical Blunders

3 errors · Stockfish

#38Ra1??Tacticsvs FirouzjaOTB · 2022

#38Rh5??Tacticsvs AbdusattorovBlitz · 2021

#14e5??Tacticsvs PolgarBlitz