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Jacek Stefan Kotkowski

* 2007 (18)
Best Elo
1771
Latest Elo
1643
Birthyear
2007
Jul '22Jul '2220232023Jul '23Jul '2320242024Jul '24Jul '24202520251900180017001600150014001300120011001000
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Wins
Draws
Losses
White728.6%14.3%57.1%
Wins
Draws
Losses
Black757.1%28.6%14.3%
Wins
Draws
Losses
Total1442.9%21.4%35.7%
Strongest win Urs Martin Egli (1808) 0-1 Jacek Stefan Kotkowski (1446)
Weakest loss Alicja1 Woznica (1644) 1-0 Jacek Stefan Kotkowski (1771)

Openings Played as White (6)

B22 - Sicilian, Alapin
Average Elo: 1831
Result: 0/2 = 0%

B06 - Robatsch
Average Elo: 1696
Result: 0/1 = 0%

C01 - French, Exchange
Average Elo: 1333
Result: 0/1 = 0%

B90 - Sicilian, Najdorf
Average Elo: 1225
Result: 1/1 = 100%

A13 - English
Average Elo: 1775
Result: 0.5/1 = 50%

B32 - Sicilian
Average Elo: 1623
Result: 1/1 = 100%

Openings Played as Black (6)

B21 - Sicilian, 2.f4 and 2.d4
Average Elo: 1594
Result: 1/2 = 50%

E32 - Nimzo-Indian, Classical
Average Elo: 1239
Result: 1/1 = 100%

B40 - Sicilian
Average Elo: 1397
Result: 0.5/1 = 50%

A07 - King's Indian Attack
Average Elo: 1808
Result: 1/1 = 100%

E38 - Nimzo-Indian, Classical, 4...c5
Average Elo: 0
Result: 0.5/1 = 50%

E01 - Catalan, Closed
Average Elo: 1676
Result: 1/1 = 100%