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Player Profile

Player:

(Eg: Carlsen,Magnus)

Alfaro Rojas, Alfonso Jose



FIDE:	FIDE Card
Title:	FM
Years:	2008-2015
Number of games:	79
Number of wins:	36
Number of draws:	27
Number of losses:	16
White score:	29/42 (69.05% - Average Elo: 2175.78)
Black score:	20½/37 (55.41% - Average Elo: 2198.89)

Rating progression

Games
White wins
White draws
White losses
Black wins
Black draws
Black losses

Top wins

Alfaro Rojas, Alfonso Jose (2247) - Arias Santana, Mauricio (2344), San Jose Tal Memorial, San Jose (A58) - 2015

Alfaro Rojas, Alfonso Jose (2270) - Murillo, Alexis (2290), CRI-ch 76th, San Jose (A31) - 2013

Alfaro Rojas, Alfonso Jose (2239) - Sanguinetti, Luis (2218), Olympiad-40, Istanbul (D19) - 2012

Duran, Sergio (2286) - Alfaro Rojas, Alfonso Jose (2349), San Jose op, San Jose (B33) - 2013

Duran Vega, Sergio (2267) - Alfaro Rojas, Alfonso Jose (2270), CRI-ch 76th, San Jose (A25) - 2013

Munoz Sanchez, Jhon (2262) - Alfaro Rojas, Alfonso Jose (2239), Olympiad-40, Istanbul (D48) - 2012

Alfaro Rojas, Alfonso Jose - ? (32)

Fernandez Sanchez, Mario Andres (3/3)

Gonzalez Acosta, Bernal Manuel (1/3)

Arias Santana, Mauricio (1½/2)

Bermudez Vives, Sergio (1½/2)

Chinchilla Miranda, Eugenio (1/2)

Machado Ramirez, Allan (1½/2)

Maynard, Francis (2/2)

Solano Cuya, Bryan (1½/2)

Cabrera, Marco Antonio (½/1)

Carvajal Gorgona, Jonathan G (½/1)

Duran Vega, Sergio (1/1)

Esquivel Vargas, Jose Edmond (1/1)

Gamboa Alvarado, Olga Leticia (1/1)

Glud, Jakob Vang (½/1)

Hernandez Basante, Francisco (0/1)

Medrano, Randall (1/1)

Minero Pineda, Carlos (1/1)

Minero Pineda, Sergio (½/1)

Morrison, Graham (½/1)

Munoz, Carolina (½/1)

Murillo Tsijli, Alexis (½/1)

Murillo, Alexis (1/1)

Ramirez Alvarez, Alejandro (0/1)

Rodriguez Arrieta, Maria Elena (1/1)

Ruiz Blais, Sebastian (0/1)

Salazar, Pablo (1/1)

Sanguinetti, Luis (1/1)

Solano Lopez, Royner (1/1)

Valdes Romero, Leonardo (½/1)

Vargas Serano, Pablo (½/1)

Vives Rodriguez, David Alberto (½/1)

Zhang, Juan (1/1)

? - Alfaro Rojas, Alfonso Jose (31)

Cabrera, Marco Antonio (1/2)

Duran Vega, Sergio (1½/2)

Gonzalez Acosta, Bernal Manuel (0/2)

Jimenez Garcia, Emanuel (1/2)

Murillo Tsijli, Alexis (½/2)

Valdes Romero, Leonardo (0/2)

Alvarez Hernandez, David (1/1)

Angulo Cubero, Oscar (1/1)

Arias Santana, Mauricio (½/1)

Bermudez Munoz, Alexander (½/1)

Bermudez Vives, Sergio (½/1)

Carvajal Gorgona, Jonathan G (1/1)

Castillo Trujillo, Ivan (½/1)

Castillo, Rommel (1/1)

Constantinou, Pavlos (½/1)

Duran Vega, Andres (1/1)

Duran, Sergio (1/1)

Granados, Carlos (½/1)

Hernandez Basante, Francisco (½/1)

Leandro Perez, Jhonny (½/1)

Maynard, Francis (½/1)

Munoz Sanchez, Jhon (1/1)

Munoz, Carolina (1/1)

Needham, Bryan (1/1)

Neubauer, Martin (0/1)

Quesada Campos, Jordi Alessandre (1/1)

Rakhmanov, Alexander (0/1)

Rodriguez, Adrian (0/1)

Romero Holmes, Alfonso (0/1)

Solano Cuya, Bryan (1/1)

Vargas Serano, Pablo (1/1)

Openings played as White (31)

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: 2097.33
Result: 2½/3 = 83.33%

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: 2381.33
Result: 1½/3 = 50%

D35 Queen's Gambit Declined (1.d4 d5 2.c4 e6 3.Nc3 Nf6)
Average Elo: 2080.67
Result: 2½/3 = 83.33%

D10 Queen's Gambit Declined Slav (1.d4 d5 2.c4 c6)
Average Elo: 2423
Result: 1½/2 = 75%

E12 Queen's Indian (1.d4 Nf6 2.c4 e6 3.Nf3 b6)
Average Elo: 2195
Result: 1/2 = 50%

C18 French, Winawer (1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3)
Average Elo: 2286.5
Result: ½/2 = 25%

E32 Nimzo-Indian, Classical (1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2)
Average Elo: 1982.5
Result: 1½/2 = 75%

D36 Queen's Gambit Declined, Exchange, Positional line, 6.Qc2 (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.cxd5 exd5 5.Bg5 c6 6.Qc2)
Average Elo: 2026
Result: 2/2 = 100%

B52 Sicilian, Canal-Sokolsky (Rossolimo) Attack (1.e4 c5 2.Nf3 d6 3.Bb5+ Bd7)
Average Elo: 2180
Result: ½/1 = 50%

C82 Ruy Lopez, Open (1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.dxe5 Be6 9.c3)
Average Elo: 1829
Result: ½/1 = 50%

B04 Alekhine's Defense, Modern (1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3)
Average Elo: 2531
Result: 0/1 = 0%

B60 Sicilian, Richter-Rauzer (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5)
Average Elo: 2061
Result: ½/1 = 50%

D31 Queen's Gambit Declined (1.d4 d5 2.c4 e6 3.Nc3)
Average Elo: 2202
Result: 1/1 = 100%

D13 Queen's Gambit Declined Slav, Exchange Variation (1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.cxd5 cxd5)
Average Elo: 2186
Result: ½/1 = 50%

D45 Queen's Gambit Declined Semi-Slav (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3)
Average Elo: 2183
Result: 1/1 = 100%

A86 Dutch (1.d4 f5 2.c4 Nf6 3.g3)
Average Elo: 2433
Result: 0/1 = 0%

D11 Queen's Gambit Declined Slav (1.d4 d5 2.c4 c6 3.Nf3)
Average Elo: 2017
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: 2416
Result: ½/1 = 50%

D14 Queen's Gambit Declined Slav, Exchange Variation (1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.cxd5 cxd5 5.Nc3 Nc6 6.Bf4 Bf5)
Average Elo: 2101
Result: 1/1 = 100%

D19 Queen's Gambit Declined Slav, Dutch (1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bf5 6.e3 e6 7.Bxc4 Bb4 8.O-O O-O 9.Qe2)
Average Elo: 2218
Result: 1/1 = 100%

E36 Nimzo-Indian, Classical (1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 5.a3)
Average Elo: 2360
Result: ½/1 = 50%

A55 Old Indian, Main line (1.d4 Nf6 2.c4 d6 3.Nc3 e5 4.Nf3 Nbd7 5.e4)
Average Elo: 2128
Result: 1/1 = 100%

D94 Grunfeld (1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.e3)
Average Elo: 2198
Result: 1/1 = 100%

A84 Dutch (1.d4 f5 2.c4)
Average Elo: 1993
Result: 1/1 = 100%

D87 Grunfeld, Exchange (1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 O-O 8.Ne2 c5)
Average Elo: 2191
Result: 0/1 = 0%

D34 Queen's Gambit Declined, Tarrasch (1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3 Nf6 7.Bg2 Be7)
Average Elo: 2159
Result: 1/1 = 100%

D85 Grunfeld (1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5)
Average Elo: 2061
Result: ½/1 = 50%

E44 Nimzo-Indian, Fischer Variation, 5.Ne2 (1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 b6 5.Ne2)
Average Elo: 1896
Result: 1/1 = 100%

A31 English, Symmetrical, Benoni Formation (1.c4 c5 2.Nf3 Nf6 3.d4)
Average Elo: 2290
Result: 1/1 = 100%

A58 Benko Gambit (1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.bxa6)
Average Elo: 2344
Result: 1/1 = 100%

D76 Neo-Grunfeld, 6.cd Nxd5, 7.O-O Nb6 (1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.Nf3 O-O 6.cxd5 Nxd5 7.O-O Nb6)
Average Elo: 2168
Result: 1/1 = 100%

Openings played as Black (28)

B33 Sicilian (1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4)
Average Elo: 2175.5
Result: 2/3 = 66.67%

D30 Queen's Gambit Declined (1.d4 d5 2.c4 e6)
Average Elo: 2167
Result: 1/3 = 33.33%

B42 Sicilian, Kan (1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3)
Average Elo: 2238.33
Result: 1½/3 = 50%

E05 Catalan, Open, Classical line (1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Nf3 Be7)
Average Elo: 2415.5
Result: 0/2 = 0%

A11 English, Caro-Kann Defensive System (1.c4 c6)
Average Elo: 2243
Result: ½/2 = 25%

D45 Queen's Gambit Declined Semi-Slav (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3)
Average Elo: 2144
Result: 1/2 = 50%

C08 French, Tarrasch, Open, 4.ed ed (1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 exd5)
Average Elo: 2108
Result: ½/1 = 50%

B41 Sicilian, Kan (1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6)
Average Elo: 2047
Result: 1/1 = 100%

D58 Queen's Gambit Declined, Tartakower (Makagonov-Bondarevsky) System (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 h6 7.Bh4 b6)
Average Elo: 2201
Result: ½/1 = 50%

D53 Queen's Gambit Declined (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7)
Average Elo: 1829
Result: 1/1 = 100%

D20 Queen's Gambit Accepted (1.d4 d5 2.c4 dxc4)
Average Elo: 1993
Result: 1/1 = 100%

D92 Grunfeld, 5.Bf4 (1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Bf4)
Average Elo: 1954
Result: 1/1 = 100%

B22 Sicilian, Alapin (1.e4 c5 2.c3)
Average Elo: 2215
Result: ½/1 = 50%

B03 Alekhine's Defense (1.e4 Nf6 2.e5 Nd5 3.d4)
Average Elo: 2033
Result: 1/1 = 100%

A14 English (1.c4 e6 2.Nf3 d5 3.g3 Nf6 4.Bg2 Be7 5.O-O)
Average Elo: 2129
Result: 1/1 = 100%

B02 Alekhine's Defense (1.e4 Nf6)
Average Elo: 2301
Result: 0/1 = 0%

D00 Queen's Pawn Game (1.d4 d5)
Average Elo: 2031
Result: 1/1 = 100%

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: 2064
Result: ½/1 = 50%

A06 Reti Opening (1.Nf3 d5)
Average Elo: 2442
Result: 0/1 = 0%

D48 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)
Average Elo: 2262
Result: 1/1 = 100%

B04 Alekhine's Defense, Modern (1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3)
Average Elo: 2006
Result: 1/1 = 100%

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: 2153
Result: ½/1 = 50%

A63 Benoni, Fianchetto, 9...Nbd7 (1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.Nf3 g6 7.g3 Bg7 8.Bg2 O-O 9.O-O Nbd7)
Average Elo: 2239
Result: 1/1 = 100%

A07 King's Indian Attack (1.Nf3 d5 2.g3)
Average Elo: 2595
Result: 0/1 = 0%

A70 Benoni, Classical with 7.Nf3 (1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Nf3)
Average Elo: 2454
Result: 0/1 = 0%

B90 Sicilian, Najdorf (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6)
Average Elo: 2522
Result: 0/1 = 0%

A25 English (1.c4 e5 2.Nc3 Nc6)
Average Elo: 2267
Result: 1/1 = 100%

D31 Queen's Gambit Declined (1.d4 d5 2.c4 e6 3.Nc3)
Average Elo: 2143
Result: 1/1 = 100%