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Player Profile
Player:
(Eg:
Carlsen,Magnus
)
Keessen, Aldert Jan
Years
:
1994-2006
Number of games
:
113
Number of wins
:
47
Number of draws
:
30
Number of losses
:
36
White score
:
34½/58 (59.48% - Average Elo: 2279.35)
Black score
:
27½/55 (50% - Average Elo: 2268.24)
Rating progression
Games
White wins
White draws
White losses
Black wins
Black draws
Black losses
Top wins
Keessen, Aldert Jan (2166) - Oosterom, Erik (2028), Leiden SB-ch, Leiden (D45) - 2004
Keessen, Aldert Jan (2110) - Loyen, Egbert (1998), Oberliga NRW 9900 I, Germany (C06) - 2000
Keessen, Aldert Jan (2166) - Gruijters, Dirk (1918), Leiden SB-ch, Leiden (D46) - 2004
Van Beek, Alexander (2294) - Keessen, Aldert Jan, NED U20 op, Hengelo (B76) - 1999
Van Ketel, Raoul (2247) - Keessen, Aldert Jan (2166), Leiden SB-ch, Leiden (A68) - 2004
Vink, Nico (2235) - Keessen, Aldert Jan, NED-ch U20, Leiden (B65) - 1998
Keessen, Aldert Jan - ? (55)
Middelburg, Tom (½/2)
Remmel, Tim (0/2)
Solleveld, Maarten (1/2)
Amesz, Jaap (½/1)
Azarov, Sergei Nikolaevich (½/1)
Bardelmeijer, Niels (½/1)
Bargboer, G (1/1)
Beljaars, Arno (1/1)
Berendsen, Richard (½/1)
Berkvens, Joost (0/1)
Blom, Gerben (1/1)
Brouwers, Geert (1/1)
Burgerhoff, Rinus (1/1)
Cliteur, Olaf (1/1)
Dambacher, Martijn (0/1)
De Boer, Sybolt (½/1)
Drel, Nicolai (1/1)
Grochal, Joey (0/1)
Gruijters, Dirk (1/1)
Hoogendoorn, Joost (½/1)
Jens, Jelmer (1/1)
Johannessen, Leif Erlend (0/1)
Kalisvaart, Peter (½/1)
Ketelaars, Tom (1/1)
Khenkin, Igor (0/1)
Knoppert, Erik (0/1)
Kordel, Mathias (0/1)
Laarhoven, Thijs (½/1)
Lammens, Tim (1/1)
Lemmers, Oscar (0/1)
Loyen, Egbert (1/1)
Mellegers, Joost P (½/1)
Oosterom, Erik (1/1)
Oosthout, Wouter (1/1)
Poschke, Markus (½/1)
Pulles, Dirk (½/1)
Safin, Shukhrat (0/1)
Serdijn, GO (½/1)
Sewkaransing, Vikash (½/1)
Van Beek, Alexander (½/1)
Van den Boomen, R (1/1)
Van der Kuyl, Alexander (1/1)
Van der Stap, Harry Sr (1/1)
Van der Weide, Karel (0/1)
Van der Wiel, John (½/1)
Van Eijk, Jasper (1/1)
Van Essen, Mark (1/1)
Van Rossum, Marloes (1/1)
Van Ruitenburg, Joost (1/1)
Van Veen, Oscar (0/1)
Velema, Sander (1/1)
Wiering, Jelle (1/1)
Willemze, Jeroen (½/1)
Winter, R (1/1)
Zweedijk, L (1/1)
? - Keessen, Aldert Jan (53)
Dambacher, Martijn (0/2)
Vink, Nico (1/2)
Agter, Frank (½/1)
Aubel, Jochem (½/1)
Backhuis, Roel (1/1)
Bakker, Sven (0/1)
Berkvens, Joost (0/1)
Blaas, Stefan (1/1)
Bliek, Wouter (1/1)
Dekker, Jop (1/1)
Ernst, Sipke (0/1)
Gabriels, Geert (1/1)
Gurevich, Mikhail (0/1)
Heemskerk, Wim (1/1)
Houben, Jaap (0/1)
Kalisvaart, Peter (½/1)
Kuijpers, Jos (½/1)
Lammens, Tim (1/1)
Leenhouts, Koen (0/1)
Lytchak, Alexander (0/1)
Mannen, Henk (1/1)
Markus, Aernout (1/1)
Marx, Gemma (1/1)
Meester, Andre (0/1)
Michiels, Bart (½/1)
Mitkov, Nikola (0/1)
Muhren, Bianca (1/1)
Neels, Iris (0/1)
Pauptit, Alwin (0/1)
Pliester, Leon (½/1)
Pluister, D (1/1)
Pot, Erik (½/1)
Solleveld, Maarten (0/1)
Straffon Loredo, Othon (1/1)
Strating, Sybolt (0/1)
Van Beek, Alexander (1/1)
Van de Laar, Clement (1/1)
Van den Berg, Ad (0/1)
Van den Berg, Bram (½/1)
Van der Meulen, Jan Gerben (1/1)
Van Driel, Eric (0/1)
Van Gils, Philip (0/1)
Van Hengel, Hugo G (0/1)
Van Ketel, Raoul (1/1)
Van Oosterom, Chiel (½/1)
Van Otten, Gerard J (1/1)
Van Splunter, Arjen (½/1)
Van Tellingen, Frank (1/1)
Van Zutphen, Jimmy (½/1)
Wempe, Joost (1/1)
Willemze, Jeroen (0/1)
Wunnink, Michael (0/1)
Zult, Daan (1/1)
Openings played as White (42)
B22 Sicilian, Alapin (1.e4 c5 2.c3)
Average Elo:
2326
Result:
3/4 = 75%
E91 King's Indian (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2)
Average Elo:
2396.5
Result:
3/4 = 75%
A40 Queen's Pawn Game (1.d4)
Average Elo:
2116.5
Result:
1½/3 = 50%
A57 Benko Gambit (1.d4 Nf6 2.c4 c5 3.d5 b5)
Average Elo:
2325
Result:
1/3 = 33.33%
C45 Scotch Game (1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4)
Average Elo:
2418
Result:
1/2 = 50%
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:
0
Result:
0/2 = 0%
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:
0
Result:
2/2 = 100%
E98 King's Indian, Orthodox, Taimanov, 9.Ne1 (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)
Average Elo:
0
Result:
1/2 = 50%
A42 Modern Defense, Averbakh System (1.d4 d6 2.c4 g6 3.Nc3 Bg7 4.e4)
Average Elo:
0
Result:
2/2 = 100%
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:
2510
Result:
0/2 = 0%
A54 Old Indian, Ukrainian Variation, 4.Nf3 (1.d4 Nf6 2.c4 d6 3.Nc3 e5 4.Nf3)
Average Elo:
2236
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:
½/1 = 50%
D07 Queen's Gambit Declined, Chigorin Defense (1.d4 d5 2.c4 Nc6)
Average Elo:
0
Result:
1/1 = 100%
E20 Nimzo-Indian (1.d4 Nf6 2.c4 e6 3.Nc3 Bb4)
Average Elo:
0
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:
0
Result:
½/1 = 50%
E38 Nimzo-Indian, Classical, 4...c5 (1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 c5)
Average Elo:
0
Result:
0/1 = 0%
E21 Nimzo-Indian, Three Knights (1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3)
Average Elo:
0
Result:
1/1 = 100%
D52 Queen's Gambit Declined (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Nbd7 5.e3 c6 6.Nf3)
Average Elo:
0
Result:
1/1 = 100%
E37 Nimzo-Indian, Classical (1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 5.a3 Bxc3+ 6.Qxc3 Ne4 7.Qc2)
Average Elo:
0
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:
1918
Result:
1/1 = 100%
C02 French, Advance (1.e4 e6 2.d4 d5 3.e5)
Average Elo:
2356
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:
0
Result:
½/1 = 50%
D43 Queen's Gambit Declined Semi-Slav (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6)
Average Elo:
2565
Result:
0/1 = 0%
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:
0
Result:
½/1 = 50%
A67 Benoni, Taimanov Variation (1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.f4 Bg7 8.Bb5+)
Average Elo:
2365
Result:
0/1 = 0%
C06 French, Tarrasch (1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.Bd3 c5 6.c3 Nc6 7.Ne2 cxd4 8.cxd4)
Average Elo:
1998
Result:
1/1 = 100%
D30 Queen's Gambit Declined (1.d4 d5 2.c4 e6)
Average Elo:
2260
Result:
½/1 = 50%
E01 Catalan, Closed (1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2)
Average Elo:
2266
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:
2028
Result:
1/1 = 100%
D10 Queen's Gambit Declined Slav (1.d4 d5 2.c4 c6)
Average Elo:
1848
Result:
1/1 = 100%
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:
0
Result:
½/1 = 50%
A30 English, Symmetrical (1.c4 c5)
Average Elo:
0
Result:
½/1 = 50%
D20 Queen's Gambit Accepted (1.d4 d5 2.c4 dxc4)
Average Elo:
0
Result:
½/1 = 50%
Uncommon Opening (1.g4, a3, h3, etc.)
Average Elo:
2466
Result:
½/1 = 50%
E06 Catalan, Closed, 5.Nf3 (1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3)
Average Elo:
0
Result:
½/1 = 50%
D13 Queen's Gambit Declined Slav, Exchange Variation (1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.cxd5 cxd5)
Average Elo:
0
Result:
1/1 = 100%
A38 English, Symmetrical (1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nf3 Nf6)
Average Elo:
2446
Result:
0/1 = 0%
D35 Queen's Gambit Declined (1.d4 d5 2.c4 e6 3.Nc3 Nf6)
Average Elo:
0
Result:
1/1 = 100%
D31 Queen's Gambit Declined (1.d4 d5 2.c4 e6 3.Nc3)
Average Elo:
0
Result:
1/1 = 100%
A04 Reti Opening (1.Nf3)
Average Elo:
0
Result:
0/1 = 0%
D85 Grunfeld (1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5)
Average Elo:
0
Result:
1/1 = 100%
A50 Queen's Pawn Game (1.d4 Nf6 2.c4)
Average Elo:
0
Result:
1/1 = 100%
Openings played as Black (37)
B50 Sicilian (1.e4 c5 2.Nf3 d6)
Average Elo:
0
Result:
1½/4 = 37.5%
B76 Sicilian, Dragon, Yugoslav Attack (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O)
Average Elo:
2254.5
Result:
2/4 = 50%
B70 Sicilian, Dragon Variation (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6)
Average Elo:
0
Result:
1/3 = 33.33%
B25 Sicilian, Closed (1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6)
Average Elo:
0
Result:
2/3 = 66.67%
B72 Sicilian, Dragon (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3)
Average Elo:
2509
Result:
1½/3 = 50%
B22 Sicilian, Alapin (1.e4 c5 2.c3)
Average Elo:
2343
Result:
2½/3 = 83.33%
B26 Sicilian, Closed, 6.Be3 (1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 6.Be3)
Average Elo:
0
Result:
2/2 = 100%
A59 Benko Gambit (1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.bxa6 Bxa6 6.Nc3 d6 7.e4)
Average Elo:
2635
Result:
½/2 = 25%
B15 Caro-Kann (1.e4 c6 2.d4 d5 3.Nc3)
Average Elo:
0
Result:
½/2 = 25%
B74 Sicilian, Dragon, Classical (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.Be2 Nc6 8.O-O O-O 9.Nb3)
Average Elo:
2252
Result:
1/2 = 50%
B51 Sicilian, Canal-Sokolsky (Rossolimo) Attack (1.e4 c5 2.Nf3 d6 3.Bb5+)
Average Elo:
0
Result:
1/1 = 100%
A57 Benko Gambit (1.d4 Nf6 2.c4 c5 3.d5 b5)
Average Elo:
2265
Result:
0/1 = 0%
A36 English (1.c4 c5 2.Nc3 Nc6 3.g3)
Average Elo:
0
Result:
1/1 = 100%
B89 Sicilian (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Bc4 Nc6 7.Be3)
Average Elo:
0
Result:
1/1 = 100%
B73 Sicilian, Dragon, Classical (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.Be2 Nc6 8.O-O)
Average Elo:
0
Result:
0/1 = 0%
E38 Nimzo-Indian, Classical, 4...c5 (1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 c5)
Average Elo:
0
Result:
1/1 = 100%
A41 Queen's Pawn Game (with ...d6) (1.d4 d6)
Average Elo:
2115
Result:
0/1 = 0%
B06 Robatsch (1.e4 g6)
Average Elo:
0
Result:
½/1 = 50%
B66 Sicilian, Richter-Rauzer Attack, 7...a6 (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Qd2 a6)
Average Elo:
0
Result:
½/1 = 50%
A81 Dutch (1.d4 f5 2.g3)
Average Elo:
2140
Result:
0/1 = 0%
B65 Sicilian, Richter-Rauzer Attack, 7...Be7 Defense, 9...Nxd4 (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Qd2 Be7 8.O-O-O O-O 9.f4 Nxd4 10.Qxd4)
Average Elo:
2235
Result:
1/1 = 100%
D91 Grunfeld, 5.Bg5 (1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Bg5)
Average Elo:
2095
Result:
0/1 = 0%
D90 Grunfeld (1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3)
Average Elo:
0
Result:
1/1 = 100%
E12 Queen's Indian (1.d4 Nf6 2.c4 e6 3.Nf3 b6)
Average Elo:
0
Result:
0/1 = 0%
E61 King's Indian (1.d4 Nf6 2.c4 g6 3.Nc3)
Average Elo:
2428
Result:
0/1 = 0%
A65 Benoni, 6.e4 (1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4)
Average Elo:
0
Result:
0/1 = 0%
E76 King's Indian, Four Pawns Attack (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f4)
Average Elo:
2334
Result:
0/1 = 0%
A04 Reti Opening (1.Nf3)
Average Elo:
0
Result:
1/1 = 100%
B07 Pirc (1.e4 d6 2.d4 Nf6)
Average Elo:
1933
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:
2176
Result:
1/1 = 100%
A68 Benoni, Four Pawns Attack (1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.f4 Bg7 8.Nf3 O-O)
Average Elo:
2247
Result:
1/1 = 100%
Uncommon Opening (1.g4, a3, h3, etc.)
Average Elo:
2466
Result:
0/1 = 0%
B40 Sicilian (1.e4 c5 2.Nf3 e6)
Average Elo:
2391
Result:
½/1 = 50%
A96 Dutch, Classical Variation (1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 5.Nf3 O-O 6.O-O d6)
Average Elo:
0
Result:
1/1 = 100%
B44 Sicilian (1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6)
Average Elo:
2455
Result:
½/1 = 50%
B34 Sicilian, Accelerated Fianchetto (1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.Nxc6)
Average Elo:
2175
Result:
0/1 = 0%
A03 Bird's Opening (1.f4 d5)
Average Elo:
1930
Result:
½/1 = 50%