GM
Rogoff, Kenneth
USA·Born 1953·FIDE #2000237·307 Games
USA Classical2505306 Games
Rapid—0 Games
Blitz—1 Games
Statistics
307
Total
112
Wins
132
Draws
63
Losses
36%43%21%
Play Style
What you need to know before facing them
Elite accuracy: 93.9% average
Very consistent (90%)
Very precise: only 0.1 blunders/game
Dominates 1.e4 ♔ (68% in 76 games)
Vulnerable to 1.c4 ♔ (only 45%)
Deep Analysis
Stockfish 18 · Classical games · 16 analyzed
Accuracy by phase
Opening96.5%
Middlegame94.7%
Endgame95.8%
Clutch Factor
Performance under pressure
Winning (+2 or more)97%
2 Games
Equal position96%
9 Games
Losing (-2 or more)89%
5 Games
Problematic Pieces
Which pieces cause most errors?
♙
42%
5 errors
♗
17%
2 errors
♕
17%
2 errors
♖
17%
2 errors
♞
8%
1 errors
♔
0%
0 errors
Critical Moment
When does the first serious error occur?
Move 31average
1-15
16-25
26-35
36-45
46+
100% of blunders occur between move 26-35. Keep tension until that moment.
Error Heatmap
Where do most errors occur?
1
2
1
1
2
1
1
1
1
1
abcdefgh
Many
Few
Critical squares
d72 err
e62 err
b41 err
b51 err
c41 err
d7/e6 concentrate most errors. Force decisions in those zones.
Recent Games
D
Carlsen, Magnus2837
Exhibition blitz · 28 Aug 2012
D
Beliavsky, Alexander G2545
? · 6 Sept 1978
W
Swanson, Stephen2215
? · 4 Sept 1978
W
Nickoloff, Bryon2280
? · 3 Sept 1978
W
Rogers, Ian2400
? · 2 Sept 1978
W
Villarreal Felix, Jose Felix2325
? · 31 Aug 1978
Openings
Based on player games
Weaknesses
EXPLOIT!White
No significant weaknesses detected as White
Black
No significant weaknesses detected as Black
Strengths
AVOIDWhite
No consistent strengths detected as White
Black
Sicilian: d6 Systems
56.5%23 Games·Wins
1.e4 c5 2.Nf3 d6
Critical Blunders
Tactical errors analyzed with Stockfish
1 errors
▶
#31Re7??
Tactics
vs Portisch
OTB
Endgame Statistics
9 endgame categories analyzed — discover where they collapse under pressure
Repertoire
☰ All
♟ Classical
⚡ Rapid
🔥 Blitz
PRO2012
1978
1976
1975
1974
1973
PRO
8
76
5
4
3
2
1a
b
c
d
efgh163 Games
40%44%16%
1.e4
68%76
1.Nf3
63%45
1.c4
45%30
1.d4
69%8
1.g3
50%3
1.b4
100%1