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Player Profile
Player:
(Eg:
Carlsen,Magnus
)
Datu, Idelfonso
FIDE
:
FIDE Card
Title
:
IM
Years
:
1987-2004
Number of games
:
142
Number of wins
:
52
Number of draws
:
54
Number of losses
:
36
White score
:
40/68 (58.82% - Average Elo: 2403.12)
Black score
:
39/74 (52.7% - Average Elo: 2390.38)
Rating progression
Games
White wins
White draws
White losses
Black wins
Black draws
Black losses
Top wins
Datu, Idelfonso (2443) - Yu, Shaoteng (2490), Asia Cities-ch 14th, Tagaytay City (E05) - 2004
Datu, Idelfonso (2381) - Juswanto, Denny (2487), Manila zt 3.2a, Manila (A25) - 2001
Datu, Idelfonso (2381) - Simutowe, Amon (2462), Goodricke op 12th, Kolkata (D78) - 2001
Wu, Wenjin (2601) - Datu, Idelfonso (2345), Olympiad-34, Istanbul (D36) - 2000
Shneider, Aleksandr (2570) - Datu, Idelfonso, World Cities, Jakarta (E97) - 1997
Saltaev, Mihail (2490) - Datu, Idelfonso, World Cities, Jakarta (C78) - 1997
Datu, Idelfonso - ? (64)
Garma, Chito (½/2)
Juswanto, Denny (1/2)
Torre, Eugenio (1/2)
Villamayor, Buenaventura (1/2)
Abriam, Luis (1/1)
Alidani, Leonardo (1/1)
Antonio, Rogelio Jr (0/1)
Badilles, Ponciano (0/1)
Bakri, Anas Nazreen (½/1)
Ballmann, Martin (½/1)
Beale, Richard (½/1)
Blatny, Pavel (0/1)
Cubas, Jose Fernando (1/1)
De Guzman, Ricardo (1/1)
Dhar Barua, Saheli (1/1)
Dolmatov, Sergey (0/1)
Donguines, Fernie (½/1)
Egorov, Evgeni (½/1)
Erkhembayar, Duurenbayar (1/1)
Frois, Antonio (½/1)
Gunawan, Johan (1/1)
Hernaez, Truman (½/1)
Huang, Justin (0/1)
Ibrayev, Nurlan (1/1)
Joshi, Pankaj (1/1)
Kosasih, Cecep (1/1)
Laylo, Darwin (0/1)
Legaspi, Gary (1/1)
Levin, Eugene (1/1)
Li, Shilong (½/1)
Liang, Chong (½/1)
Liang, Jinrong (½/1)
Llavanes, Ronald (½/1)
Magem Badals, Jordi (½/1)
Malinao, Venerando (1/1)
Marco Polo, Rosete (½/1)
Markowski, Tomasz (½/1)
Martasyahbana, Ilham (½/1)
Martin, Benjamin (1/1)
Nguyen, Anh Dung (½/1)
Nguyen, Thanh Son (½/1)
Ni, Hua (0/1)
Olay, Edgar Reggie (1/1)
Oparaugo, Thomas (1/1)
Ortiz, Eduardo (0/1)
Ostenstad, Berge (0/1)
Pelletier, Yannick (½/1)
Petri, Peter (½/1)
Prihastomo, Iwan (1/1)
Rios Parra, Mauricio Flores (1/1)
Sasot, Allan (1/1)
Sayson, Alan (1/1)
Sengupta, Deep (1/1)
Sevillano, Enrico (½/1)
Simutowe, Amon (1/1)
Soppe, Guillermo (½/1)
Uteshev, Arsen (½/1)
Valerga, Diego (½/1)
Wahls, Matthias (0/1)
Watson, John L (1/1)
Wolff, Patrick G (0/1)
Wu, Shaobin (½/1)
Yu, Shaoteng (1/1)
Zjukin, Sergei (½/1)
? - Datu, Idelfonso (69)
Villamayor, Buenaventura (1½/3)
Garma, Chito (1/2)
Ranola, Yves (1/2)
Wu, Wenjin (1½/2)
Adianto, Utut (0/1)
Antonio, Rogelio Jr (0/1)
Apurva, Abhyankar (1/1)
Asefi, Zaheeruddeen (1/1)
Bancod, Ronald (½/1)
Benjamin, Joel (½/1)
Biron, Roberto (1/1)
Bitoon, Richard (½/1)
Butt, Sabih Alam (0/1)
Colm, D (1/1)
Crispin, Thomas A (1/1)
Dableo, Ronald (0/1)
De Firmian, Nick E (0/1)
De la Cruz, Hernan (1/1)
De Souza, Mauro Guimaraes (½/1)
Deshmukh, Anup (½/1)
Ezeokoli, M (1/1)
Faraj, Yahya Saleh (1/1)
Gallagher, Joseph G (0/1)
Ghaem Maghami, Ehsan (0/1)
Gonzales, Jayson (½/1)
Guid, Matej (1/1)
Hossain, Enamul (½/1)
Hummel, Patrick (0/1)
Irwanto, Sadikin (1/1)
Jiravorasuk, Banjuab (1/1)
Khamatgaleev, Alexej (1/1)
Kharlov, Andrei (0/1)
Kostenko, Petr (0/1)
Mallahi, Amir (1/1)
Mallari, W (0/1)
Marwan, Abdulwahab (0/1)
Mas, Hafizulhelmi (½/1)
Meijers, Viesturs (1/1)
Mikhalevski, Victor (0/1)
Motylev, Alexander (0/1)
Nay, Oo Kyaw Tun (½/1)
Nolte, Rolando (1/1)
Paciencia, Enrique Rivas (1/1)
Pacis, Adrian (½/1)
Paragua, Mark (0/1)
Puri, Vinny (0/1)
Ramirez Lopez, Carlos (1/1)
Reilly, Tim (0/1)
Reinderman, Dimitri (½/1)
Rodriguez, Ruben (0/1)
Sales, Jesse Noel (1/1)
Saltaev, Mihail (1/1)
Schiller, Eric Andrew (1/1)
Senador, Emmanuel (½/1)
Shneider, Aleksandr (1/1)
Sison, Edwin (1/1)
Sitanggang, Salor (½/1)
Sorin, Ariel (0/1)
Torre, Eugenio (0/1)
Tu, Hoang Thai (½/1)
Tu, Hoang Thong (½/1)
Wang, Pin (0/1)
Wang, Zili (½/1)
Wee, Zhen Chian (½/1)
Wong, Zi Jing (1/1)
Wotulo, Max Arie (1/1)
Xu, Yaping (½/1)
Yu, Melvin (1/1)
Zhang, Pengxiang (0/1)
Openings played as White (38)
A07 King's Indian Attack (1.Nf3 d5 2.g3)
Average Elo:
2437
Result:
2½/7 = 35.71%
A05 Reti Opening (1.Nf3 Nf6)
Average Elo:
2463.75
Result:
4/6 = 66.67%
D02 Queen's Pawn Game (1.d4 d5 2.Nf3)
Average Elo:
2355.25
Result:
2½/4 = 62.5%
A04 Reti Opening (1.Nf3)
Average Elo:
2396
Result:
3/3 = 100%
E05 Catalan, Open, Classical line (1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Nf3 Be7)
Average Elo:
2408
Result:
2½/3 = 83.33%
D11 Queen's Gambit Declined Slav (1.d4 d5 2.c4 c6 3.Nf3)
Average Elo:
2462.67
Result:
2/3 = 66.67%
A08 King's Indian Attack (1.Nf3 d5 2.g3 c5 3.Bg2)
Average Elo:
0
Result:
2/2 = 100%
C00 French Defense (1.e4 e6)
Average Elo:
2462.5
Result:
0/2 = 0%
D00 Queen's Pawn Game (1.d4 d5)
Average Elo:
2083.5
Result:
½/2 = 25%
A39 English, Symmetrical, Main line with d4 (1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nf3 Nf6 6.O-O O-O 7.d4)
Average Elo:
2301
Result:
2/2 = 100%
E60 King's Indian Defense (1.d4 Nf6 2.c4 g6)
Average Elo:
2364.5
Result:
½/2 = 25%
E04 Catalan, Open, 5.Nf3 (1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Nf3)
Average Elo:
2372.5
Result:
1½/2 = 75%
E62 King's Indian, Fianchetto (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3)
Average Elo:
2537.5
Result:
1/2 = 50%
D77 Neo-Grunfeld, 6.O-O (1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.Nf3 O-O 6.O-O)
Average Elo:
2568
Result:
½/2 = 25%
E69 King's Indian, Fianchetto, Classical Main line (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 Nbd7 7.O-O e5 8.e4 c6 9.h3)
Average Elo:
0
Result:
1/2 = 50%
D78 Neo-Grunfeld, 6.O-O c6 (1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.Nf3 O-O 6.O-O c6)
Average Elo:
2371
Result:
1½/2 = 75%
A34 English, Symmetrical (1.c4 c5 2.Nc3)
Average Elo:
0
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:
2290
Result:
½/1 = 50%
Uncommon Opening (1.g4, a3, h3, etc.)
Average Elo:
0
Result:
½/1 = 50%
D79 Neo-Grunfeld, 6.O-O, Main line (1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.Nf3 O-O 6.O-O c6 7.cxd5 cxd5)
Average Elo:
2565
Result:
0/1 = 0%
B13 Caro-Kann, Exchange (1.e4 c6 2.d4 d5 3.exd5 cxd5)
Average Elo:
2445
Result:
½/1 = 50%
E68 King's Indian, Fianchetto, Classical Variation, 8.e4 (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 Nbd7 7.O-O e5 8.e4)
Average Elo:
2285
Result:
1/1 = 100%
A25 English (1.c4 e5 2.Nc3 Nc6)
Average Elo:
2487
Result:
1/1 = 100%
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:
2190
Result:
1/1 = 100%
E09 Catalan, Closed (1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O Nbd7 7.Qc2 c6 8.Nbd2)
Average Elo:
2556
Result:
½/1 = 50%
A45 Queen's Pawn Game (1.d4 Nf6)
Average Elo:
0
Result:
½/1 = 50%
D30 Queen's Gambit Declined (1.d4 d5 2.c4 e6)
Average Elo:
0
Result:
½/1 = 50%
E15 Queen's Indian (1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3)
Average Elo:
0
Result:
1/1 = 100%
A30 English, Symmetrical (1.c4 c5)
Average Elo:
0
Result:
1/1 = 100%
E17 Queen's Indian (1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7)
Average Elo:
2474
Result:
½/1 = 50%
A87 Dutch, Leningrad, Main Variation (1.d4 f5 2.c4 Nf6 3.g3 g6 4.Bg2 Bg7 5.Nf3)
Average Elo:
0
Result:
1/1 = 100%
E65 King's Indian, Fianchetto, Yugoslav, 7.O-O (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 c5 7.O-O)
Average Elo:
2141
Result:
1/1 = 100%
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:
2315
Result:
½/1 = 50%
A13 English (1.c4 e6)
Average Elo:
2471
Result:
½/1 = 50%
C69 Ruy Lopez, Exchange, Gligoric Variation, 6.d4 (1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 dc 5.O-O f6 6.d4)
Average Elo:
2546
Result:
½/1 = 50%
A90 Dutch (1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2)
Average Elo:
0
Result:
½/1 = 50%
B26 Sicilian, Closed, 6.Be3 (1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 6.Be3)
Average Elo:
2435
Result:
0/1 = 0%
A16 English (1.c4 Nf6 2.Nc3)
Average Elo:
2402
Result:
½/1 = 50%
Openings played as Black (49)
C78 Ruy Lopez (1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O)
Average Elo:
2369
Result:
2½/5 = 50%
C42 Petrov Defense (1.e4 e5 2.Nf3 Nf6)
Average Elo:
2510.33
Result:
½/4 = 12.5%
C68 Ruy Lopez, Exchange (1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6)
Average Elo:
2472.33
Result:
3½/4 = 87.5%
B01 Scandinavian (1.e4 d5)
Average Elo:
1935.5
Result:
2½/4 = 62.5%
B03 Alekhine's Defense (1.e4 Nf6 2.e5 Nd5 3.d4)
Average Elo:
2346
Result:
1/3 = 33.33%
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:
2580.5
Result:
2½/3 = 83.33%
D52 Queen's Gambit Declined (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Nbd7 5.e3 c6 6.Nf3)
Average Elo:
2380.67
Result:
2/3 = 66.67%
C24 Bishop's Opening (1.e4 e5 2.Bc4 Nf6)
Average Elo:
2504
Result:
1/2 = 50%
B05 Alekhine's Defense, Modern (1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 Bg4)
Average Elo:
2339.5
Result:
1½/2 = 75%
E61 King's Indian (1.d4 Nf6 2.c4 g6 3.Nc3)
Average Elo:
2245
Result:
2/2 = 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:
2442.5
Result:
2/2 = 100%
C22 Center Game (1.e4 e5 2.d4 exd4 3.Qxd4 Nc6)
Average Elo:
2311
Result:
1½/2 = 75%
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:
2314
Result:
1½/2 = 75%
D18 Queen's Gambit Declined Slav, Dutch (1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bf5 6.e3)
Average Elo:
0
Result:
½/1 = 50%
D35 Queen's Gambit Declined (1.d4 d5 2.c4 e6 3.Nc3 Nf6)
Average Elo:
0
Result:
1/1 = 100%
D30 Queen's Gambit Declined (1.d4 d5 2.c4 e6)
Average Elo:
2285
Result:
0/1 = 0%
D13 Queen's Gambit Declined Slav, Exchange Variation (1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.cxd5 cxd5)
Average Elo:
2235
Result:
0/1 = 0%
D65 Queen's Gambit Declined, Orthodox, Rubinstein Attack, Main line (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 c6 8.Qc2 a6 9.cxd5)
Average Elo:
2345
Result:
0/1 = 0%
E73 King's Indian (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2)
Average Elo:
2420
Result:
0/1 = 0%
A11 English, Caro-Kann Defensive System (1.c4 c6)
Average Elo:
2280
Result:
½/1 = 50%
E66 King's Indian, Fianchetto, Yugoslav Panno (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 c5 7.O-O Nc6 8.d5)
Average Elo:
0
Result:
1/1 = 100%
E62 King's Indian, Fianchetto (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3)
Average Elo:
0
Result:
1/1 = 100%
A49 King's Indian, Fianchetto without c4 (1.d4 Nf6 2.Nf3 g6 3.g3)
Average Elo:
2570
Result:
0/1 = 0%
A48 King's Indian (1.d4 Nf6 2.Nf3 g6)
Average Elo:
2280
Result:
½/1 = 50%
C66 Ruy Lopez (1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O d6)
Average Elo:
2405
Result:
½/1 = 50%
A08 King's Indian Attack (1.Nf3 d5 2.g3 c5 3.Bg2)
Average Elo:
2340
Result:
½/1 = 50%
A36 English (1.c4 c5 2.Nc3 Nc6 3.g3)
Average Elo:
0
Result:
½/1 = 50%
E84 King's Indian, Samisch, Panno Main line (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 Nc6 7.Nge2 a6 8.Qd2 Rb8)
Average Elo:
0
Result:
1/1 = 100%
C45 Scotch Game (1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4)
Average Elo:
2450
Result:
0/1 = 0%
E01 Catalan, Closed (1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2)
Average Elo:
2150
Result:
1/1 = 100%
C80 Ruy Lopez, Open (1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4)
Average Elo:
2595
Result:
½/1 = 50%
E99 King's Indian, Orthodox, Taimanov (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 9.Ne1 Nd7 10.f3 f5)
Average Elo:
2240
Result:
0/1 = 0%
E81 King's Indian, Samisch (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O)
Average Elo:
2525
Result:
0/1 = 0%
C55 Two Knights Defense (1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6)
Average Elo:
2314
Result:
½/1 = 50%
A18 English, Mikenas-Carls (1.c4 Nf6 2.Nc3 e6 3.e4)
Average Elo:
2639
Result:
0/1 = 0%
C49 Four Knights (1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Bb4)
Average Elo:
2412
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:
2500
Result:
0/1 = 0%
A13 English (1.c4 e6)
Average Elo:
2396
Result:
½/1 = 50%
A14 English (1.c4 e6 2.Nf3 d5 3.g3 Nf6 4.Bg2 Be7 5.O-O)
Average Elo:
2328
Result:
1/1 = 100%
C77 Ruy Lopez (1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6)
Average Elo:
2410
Result:
½/1 = 50%
C47 Four Knights (1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6)
Average Elo:
2454
Result:
0/1 = 0%
D02 Queen's Pawn Game (1.d4 d5 2.Nf3)
Average Elo:
2422
Result:
½/1 = 50%
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:
2589
Result:
0/1 = 0%
A37 English, Symmetrical (1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nf3)
Average Elo:
2456
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:
2487
Result:
0/1 = 0%
E04 Catalan, Open, 5.Nf3 (1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Nf3)
Average Elo:
2510
Result:
½/1 = 50%
C28 Vienna Game (1.e4 e5 2.Nc3 Nf6 3.Bc4 Nc6)
Average Elo:
2267
Result:
1/1 = 100%
C84 Ruy Lopez, Closed (1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7)
Average Elo:
2515
Result:
½/1 = 50%
A30 English, Symmetrical (1.c4 c5)
Average Elo:
2426
Result:
0/1 = 0%