Avatar of Koustav Chatterjee

Koustav Chatterjee GM

KoustavChatterjee1 Kolkata, India Since 2017 (Active) Chess.com ♟♟♟♟♟
52.0%- 35.8%- 12.2%
Bullet 2731
141W 88L 14D
Blitz 2936
886W 654L 244D
Rapid 2424
19W 5L 9D
Daily 2173
136W 66L 10D

Openings: Most Played

Piece
Time Control
Bullet Opening Games Record Win Rate
Colle System: Rhamphorhynchus Variation 27 14 / 12 / 1 51.9%
Alekhine Defense 20 13 / 5 / 2 65.0%
Amar Gambit 19 15 / 4 / 0 79.0%
London System: Poisoned Pawn Variation 10 3 / 5 / 2 30.0%
Amazon Attack: Siberian Attack 7 4 / 2 / 1 57.1%
Australian Defense 7 5 / 2 / 0 71.4%
East Indian Defense 7 5 / 2 / 0 71.4%
French Defense: Burn Variation 6 3 / 3 / 0 50.0%
Hungarian Opening: Wiedenhagen-Beta Gambit 6 3 / 2 / 1 50.0%
Barnes Defense 5 3 / 1 / 1 60.0%
Daily Opening Games Record Win Rate
Amazon Attack: Siberian Attack 11 7 / 4 / 0 63.6%
QGD: Albin, 3.dxe5 9 6 / 3 / 0 66.7%
Unknown 9 5 / 4 / 0 55.6%
Amazon Attack 8 8 / 0 / 0 100.0%
English Opening: Agincourt Defense 6 4 / 2 / 0 66.7%
Sicilian Defense: Alapin Variation 6 1 / 4 / 1 16.7%
Sicilian Defense: Taimanov Variation, Bastrikov Variation 6 4 / 1 / 1 66.7%
London System: Poisoned Pawn Variation 5 2 / 3 / 0 40.0%
Sicilian Defense: Closed 5 4 / 1 / 0 80.0%
Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack 5 3 / 2 / 0 60.0%
Blitz Opening Games Record Win Rate
London System: Poisoned Pawn Variation 66 26 / 28 / 12 39.4%
Amazon Attack: Siberian Attack 53 31 / 16 / 6 58.5%
English Opening: Agincourt Defense 46 20 / 15 / 11 43.5%
Catalan Opening 45 16 / 23 / 6 35.6%
Döry Defense 45 20 / 15 / 10 44.4%
Alekhine Defense 41 25 / 15 / 1 61.0%
Colle System: Rhamphorhynchus Variation 36 21 / 11 / 4 58.3%
QGD: Ragozin 35 19 / 13 / 3 54.3%
Sicilian Defense: Alapin Variation 33 25 / 5 / 3 75.8%
Hungarian Opening: Wiedenhagen-Beta Gambit 29 13 / 10 / 6 44.8%
Rapid Opening Games Record Win Rate
Alekhine Defense 4 4 / 0 / 0 100.0%
Italian Game: Scotch Gambit, Anderssen Attack 3 3 / 0 / 0 100.0%
English Opening: Agincourt Defense 3 1 / 0 / 2 33.3%
Blackburne Shilling Gambit 2 2 / 0 / 0 100.0%
Slav Defense 2 2 / 0 / 0 100.0%
Ruy Lopez: Berlin Defense 2 0 / 2 / 0 0.0%
Queen's Indian Defense: Anti-Queen's Indian System 2 1 / 0 / 1 50.0%
Four Knights Game: Spanish Variation 2 1 / 1 / 0 50.0%
Queen's Indian Defense: Buerger Variation 2 0 / 0 / 2 0.0%
Amazon Attack: Siberian Attack 1 1 / 0 / 0 100.0%
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