My Databases
Log in
Register
Games
Openings
Puzzles
Tournaments
Players
News
Light / Fun
Opening Repertoire Filter
My Databases
Games
Top games
Annotated games
Ten Classics
Top 250 Games
Most viewed games
ChessSpider!
Explorer
Novelties
Openings By Name/ECO
Latest Opening Trends
Chess Delight
Endgames
Puzzles
Checkmates - Advanced
Loyd on Saturday
Top tournaments in...
All-time top tournaments
Tournament Explorer
32 Classics
Portrait of a World Champion
Top players in...
Top players of all time
Player Profile
Player Explorer
Elo Calculator
News
Latest games
Chess Fun Quiz
Twenty-four miniatures
Player Profile
Player:
(Eg:
Carlsen,Magnus
)
Koons, Nathaniel
Years
:
1995-2018
Number of games
:
96
Number of wins
:
39
Number of draws
:
27
Number of losses
:
30
White score
:
31½/51 (61.76% - Average Elo: 2269.23)
Black score
:
21/45 (46.67% - Average Elo: 2269.37)
Rating progression
Games
White wins
White draws
White losses
Black wins
Black draws
Black losses
Top wins
Koons, Nathaniel (2293) - Mikhailuk, Slava (2446), Washington State-ch, Seattle (D97) - 2008
Koons, Nathaniel (2289) - Illner, Achim (2339), Budapest FS05 GM, Budapest (A46) - 2007
Koons, Nathaniel (2289) - Wittmann, Walter (2316), Budapest FS05 GM, Budapest (B52) - 2007
Greninger, Harley (2278) - Koons, Nathaniel (2293), Washington State-ch, Seattle (D04) - 2008
Doknjas, Joshua (2273) - Koons, Nathaniel (2290), British Columbia-Washington m-A, Victoria (B51) - 2018
Katz, Alexander R (2265) - Koons, Nathaniel (2271), USA tt, ICC INT (B12) - 2014
Koons, Nathaniel - ? (46)
Perez, Ignacio (2/3)
Feng, Roland (1½/2)
Kiewra, Keaton F (1/2)
Orlov, Georgi (0/2)
Bartron, Paul (1/1)
Bragg, David R (1/1)
Bui, Vinh (0/1)
Cabrera, Jose (1/1)
Chan, James (1/1)
Collins, Sam E (½/1)
Cortes Orihuela, Javier (1/1)
Cramling, Pia (0/1)
Doknjas, John (½/1)
Downes, John (½/1)
Friedel, Joshua E (0/1)
Graves, John D (0/1)
He, Daniel Ming (1/1)
Ilincic, Zlatko (0/1)
Illner, Achim (1/1)
Katz, Alexander R (0/1)
Kaufman, Raymond (1/1)
Kosic, Dragan (½/1)
Lee, Mau Seng (1/1)
Lee, Michael (1/1)
Lee, Vicente (0/1)
Lessler, Peter (½/1)
MacGregor, Michael (1/1)
May, Andrew P (1/1)
Mikhailuk, Slava (1/1)
Miramonte, Roberto Carlos (1/1)
Pechisker, Alfred (1/1)
Raptis, Nick (½/1)
Rasmussen, Ernst (½/1)
Readey, John (0/1)
Ritvin, Stanislav (1/1)
Rupel, David G (½/1)
Russell, Corey J (0/1)
Selzler, Richard (½/1)
Sinanan, Joshua C (1/1)
Tiglon, Bryce (1/1)
Vajda, Levente (½/1)
Wheeler, Jerry (1/1)
Wise, John (1/1)
Wittmann, Walter (1/1)
Wu, Howard (1/1)
Yoos, Jack (0/1)
? - Koons, Nathaniel (40)
Greninger, Harley (1½/2)
Perez, Ignacio (½/2)
Pupols, Viktors (1/2)
Readey, John (0/2)
Sinanan, Joshua C (1½/2)
Bragg, David R (½/1)
Bui, Vinh (0/1)
Cole, John W (0/1)
Collins, Sam E (0/1)
Collyer, Curt D (1/1)
Doknjas, Joshua (1/1)
Fuentebella, Mayo (1/1)
Golub, David (0/1)
Guo, Alex (½/1)
Hadzic, Huso (1/1)
Ilincic, Zlatko (0/1)
Illner, Achim (½/1)
Karch, Robert Alfred (1/1)
Katz, Alexander R (1/1)
Kenney, Jason (1/1)
Kosic, Dragan (½/1)
Kyriakides, Savvas (1/1)
Lee, Michael (0/1)
McCormick, James (½/1)
Mitchell, Mika L (0/1)
Oshiro, Michael (½/1)
Prothero, Jerry (½/1)
Ristovic, Nenad (0/1)
Roper, David C (½/1)
Salman, Joel (½/1)
Sang, Tian (½/1)
Serper, Grigory (0/1)
Shabalov, Alexander (0/1)
Szabo, Marcell (1/1)
Vajda, Levente (0/1)
Vaughn, Michael (½/1)
Wang, Michael (½/1)
Wang, Yamei (½/1)
Wheeler, Jerry (1/1)
Wittmann, Walter (0/1)
Openings played as White (46)
B31 Sicilian, Rossolimo Variation (1.e4 c5 2.Nf3 Nc6 3.Bb5 g6)
Average Elo:
2270.5
Result:
1/2 = 50%
B51 Sicilian, Canal-Sokolsky (Rossolimo) Attack (1.e4 c5 2.Nf3 d6 3.Bb5+)
Average Elo:
2262
Result:
2/2 = 100%
E90 King's Indian (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3)
Average Elo:
2258
Result:
1/2 = 50%
A42 Modern Defense, Averbakh System (1.d4 d6 2.c4 g6 3.Nc3 Bg7 4.e4)
Average Elo:
2364
Result:
1½/2 = 75%
A46 Queen's Pawn Game (1.d4 Nf6 2.Nf3)
Average Elo:
2308.5
Result:
1/2 = 50%
D52 Queen's Gambit Declined (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Nbd7 5.e3 c6 6.Nf3)
Average Elo:
2234
Result:
1/1 = 100%
B40 Sicilian (1.e4 c5 2.Nf3 e6)
Average Elo:
2209
Result:
1/1 = 100%
D15 Queen's Gambit Declined Slav (1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3)
Average Elo:
2043
Result:
1/1 = 100%
D93 Grunfeld, with Bf4 & e3 (1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Bf4 O-O 6.e3)
Average Elo:
2267
Result:
1/1 = 100%
B43 Sicilian, Kan, 5.Nc3 (1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Nc3)
Average Elo:
2489
Result:
0/1 = 0%
A37 English, Symmetrical (1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nf3)
Average Elo:
2266
Result:
½/1 = 50%
B07 Pirc (1.e4 d6 2.d4 Nf6)
Average Elo:
0
Result:
½/1 = 50%
E16 Queen's Indian (1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Bb4+)
Average Elo:
2100
Result:
1/1 = 100%
B19 Caro-Kann, Classical (1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.h4 h6 7.Nf3 Nd7)
Average Elo:
2139
Result:
½/1 = 50%
C56 Two Knights (1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d4 exd4 5.O-O Nxe4)
Average Elo:
2480
Result:
0/1 = 0%
B50 Sicilian (1.e4 c5 2.Nf3 d6)
Average Elo:
2260
Result:
0/1 = 0%
E94 King's Indian, Orthodox (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O)
Average Elo:
2488
Result:
0/1 = 0%
D38 Queen's Gambit Declined, Ragozin Variation (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 Bb4)
Average Elo:
2265
Result:
0/1 = 0%
C88 Ruy Lopez (1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3)
Average Elo:
2171
Result:
1/1 = 100%
A45 Queen's Pawn Game (1.d4 Nf6)
Average Elo:
2262
Result:
0/1 = 0%
D49 Queen's Gambit Declined Semi-Slav, Meran (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 a6 9.e4 c5 10.e5 cxd4 11.Nxb5 )
Average Elo:
2507
Result:
½/1 = 50%
B80 Sicilian, Scheveningen (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6)
Average Elo:
0
Result:
1/1 = 100%
B20 Sicilian (1.e4 c5)
Average Elo:
2176
Result:
1/1 = 100%
B92 Sicilian, Najdorf, Opocensky Variation (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2)
Average Elo:
0
Result:
0/1 = 0%
B22 Sicilian, Alapin (1.e4 c5 2.c3)
Average Elo:
0
Result:
½/1 = 50%
D85 Grunfeld (1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5)
Average Elo:
2247
Result:
1/1 = 100%
D97 Grunfeld, Russian (1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Qb3 dxc4 6.Qxc4 O-O 7.e4)
Average Elo:
2446
Result:
1/1 = 100%
E21 Nimzo-Indian, Three Knights (1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3)
Average Elo:
2290
Result:
1/1 = 100%
D07 Queen's Gambit Declined, Chigorin Defense (1.d4 d5 2.c4 Nc6)
Average Elo:
2470
Result:
0/1 = 0%
B08 Pirc, Classical (1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Nf3)
Average Elo:
2494
Result:
0/1 = 0%
B37 Sicilian, Accelerated Fianchetto (1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.c4 Bg7)
Average Elo:
2042
Result:
1/1 = 100%
E97 King's Indian (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6)
Average Elo:
2135
Result:
1/1 = 100%
E70 King's Indian (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4)
Average Elo:
2260
Result:
0/1 = 0%
A43 Old Benoni (1.d4 c5)
Average Elo:
2196
Result:
1/1 = 100%
C02 French, Advance (1.e4 e6 2.d4 d5 3.e5)
Average Elo:
2328
Result:
½/1 = 50%
C40 King's Knight Opening (1.e4 e5 2.Nf3)
Average Elo:
0
Result:
½/1 = 50%
C15 French, Winawer (1.e4 e6 2.d4 d5 3.Nc3 Bb4)
Average Elo:
2240
Result:
1/1 = 100%
D90 Grunfeld (1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3)
Average Elo:
2056
Result:
½/1 = 50%
C12 French, McCutcheon (1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Bb4)
Average Elo:
2275
Result:
0/1 = 0%
E44 Nimzo-Indian, Fischer Variation, 5.Ne2 (1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 b6 5.Ne2)
Average Elo:
2258
Result:
1/1 = 100%
D37 Queen's Gambit Declined (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3)
Average Elo:
2128
Result:
1/1 = 100%
A40 Queen's Pawn Game (1.d4)
Average Elo:
2163
Result:
1/1 = 100%
B70 Sicilian, Dragon Variation (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6)
Average Elo:
0
Result:
1/1 = 100%
B52 Sicilian, Canal-Sokolsky (Rossolimo) Attack (1.e4 c5 2.Nf3 d6 3.Bb5+ Bd7)
Average Elo:
2316
Result:
1/1 = 100%
B67 Sicilian, Richter-Rauzer Attack, 7...a6 Defense, 8...Bd7 (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Qd2 a6 8.O-O-O Bd7)
Average Elo:
2213
Result:
1/1 = 100%
E92 King's Indian (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5)
Average Elo:
0
Result:
0/1 = 0%
Openings played as Black (38)
D27 Queen's Gambit Accepted, Classical (1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 6.O-O a6)
Average Elo:
2281.33
Result:
2/3 = 66.67%
A30 English, Symmetrical (1.c4 c5)
Average Elo:
2266
Result:
½/2 = 25%
A45 Queen's Pawn Game (1.d4 Nf6)
Average Elo:
1799
Result:
1½/2 = 75%
B12 Caro-Kann Defense (1.e4 c6 2.d4)
Average Elo:
2283.5
Result:
1½/2 = 75%
C63 Ruy Lopez, Schliemann Defense (1.e4 e5 2.Nf3 Nc6 3.Bb5 f5)
Average Elo:
2187.5
Result:
1/2 = 50%
D20 Queen's Gambit Accepted (1.d4 d5 2.c4 dxc4)
Average Elo:
2488
Result:
1/2 = 50%
A05 Reti Opening (1.Nf3 Nf6)
Average Elo:
2203
Result:
0/1 = 0%
A09 Reti Opening (1.Nf3 d5 2.c4)
Average Elo:
2184
Result:
0/1 = 0%
A12 English with b3 (1.c4 c6 2.Nf3 d5 3.b3)
Average Elo:
2185
Result:
1/1 = 100%
A13 English (1.c4 e6)
Average Elo:
2300
Result:
0/1 = 0%
A36 English (1.c4 c5 2.Nc3 Nc6 3.g3)
Average Elo:
2255
Result:
½/1 = 50%
A88 Dutch, Leningrad, Main Variation with c6 (1.d4 f5 2.c4 Nf6 3.g3 g6 4.Bg2 Bg7 5.Nf3 O-O 6.O-O d6 7.Nc3 c6)
Average Elo:
2155
Result:
½/1 = 50%
B10 Caro-Kann (1.e4 c6)
Average Elo:
2132
Result:
½/1 = 50%
B13 Caro-Kann, Exchange (1.e4 c6 2.d4 d5 3.exd5 cxd5)
Average Elo:
2507
Result:
½/1 = 50%
B14 Caro-Kann, Panov-Botvinnik Attack (1.e4 c6 2.d4 d5 3.exd5 cxd5 4.c4 Nf6 5.Nc3 e6)
Average Elo:
2549
Result:
0/1 = 0%
B51 Sicilian, Canal-Sokolsky (Rossolimo) Attack (1.e4 c5 2.Nf3 d6 3.Bb5+)
Average Elo:
2273
Result:
1/1 = 100%
B87 Sicilian, Fischer-Sozin with ...a6 and ...b5 (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Bc4 a6 7.Bb3 b5)
Average Elo:
2241
Result:
1/1 = 100%
B88 Sicilian, Fischer-Sozin Attack (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Bc4 Nc6)
Average Elo:
2316
Result:
0/1 = 0%
C20 King's Pawn Game (1.e4 e5)
Average Elo:
0
Result:
½/1 = 50%
C24 Bishop's Opening (1.e4 e5 2.Bc4 Nf6)
Average Elo:
0
Result:
0/1 = 0%
C42 Petrov Defense (1.e4 e5 2.Nf3 Nf6)
Average Elo:
0
Result:
½/1 = 50%
C45 Scotch Game (1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4)
Average Elo:
2200
Result:
½/1 = 50%
C55 Two Knights Defense (1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6)
Average Elo:
2125
Result:
½/1 = 50%
C57 Two Knights (1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5)
Average Elo:
0
Result:
1/1 = 100%
C67 Ruy Lopez (1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4)
Average Elo:
2604
Result:
0/1 = 0%
C92 Ruy Lopez, Closed (1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.h3)
Average Elo:
0
Result:
0/1 = 0%
C96 Ruy Lopez, Closed (1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.h3 Na5 10.Bc2)
Average Elo:
2260
Result:
½/1 = 50%
D04 Queen's Pawn Game (1.d4 d5 2.Nf3 Nf6 3.e3)
Average Elo:
2278
Result:
1/1 = 100%
D07 Queen's Gambit Declined, Chigorin Defense (1.d4 d5 2.c4 Nc6)
Average Elo:
2281
Result:
0/1 = 0%
D08 Queen's Gambit Declined, Albin Counter Gambit (1.d4 d5 2.c4 e5)
Average Elo:
2512
Result:
0/1 = 0%
D30 Queen's Gambit Declined (1.d4 d5 2.c4 e6)
Average Elo:
2163
Result:
1/1 = 100%
D43 Queen's Gambit Declined Semi-Slav (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6)
Average Elo:
2250
Result:
½/1 = 50%
D46 Queen's Gambit Declined Semi-Slav (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3)
Average Elo:
2210
Result:
½/1 = 50%
E01 Catalan, Closed (1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2)
Average Elo:
2398
Result:
0/1 = 0%
E08 Catalan, Closed (1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O Nbd7 7.Qc2)
Average Elo:
2339
Result:
½/1 = 50%
E15 Queen's Indian (1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3)
Average Elo:
2299
Result:
0/1 = 0%
E18 Queen's Indian, Old Main line, 7.Nc3 (1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.O-O O-O 7.Nc3)
Average Elo:
2166
Result:
½/1 = 50%
E56 Nimzo-Indian, 4.e3, Main line with 7...Nc6 (1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5 6.Bd3 c5 7.O-O Nc6)
Average Elo:
2246
Result:
1/1 = 100%