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Zaadstra, David
Current rating: 1520

Grand Prix Stuttgart 2007 (LRW limited) starting rating: 1492
round table opponent (rating) result Δrating
2sealed 121 Meyer, Philipp J (1519) Won 2-0 +191511
3sealed 71 Marie, Julien (1447) Won 2-0 +161527
4sealed 6 Andrade, Joao (1500) Lost 1-2 -181509
5sealed 105 Florea, Dan (1523) Won 2-1 +181527
6sealed 88 Enevoldsen, Thomas (1869) Won 2-0 +241551
7sealed 16 McClare, Alastair (1718) Draw 1-1 +31554
8sealed 41 Schleinzer, Emanuel (1618) Lost 1-2 -171537
9sealed 70 Lefterov, Alexander (1568) Lost 0-2 -171520
top average opponent: 1595record: 4-3-1 new rating: 1520

Grand Prix Malmo 2006 (CSP limited) starting rating: 1488
round table opponent (rating) result Δrating
1sealed 161 Bornstein, Gideon (1500) Won 2-1 +181506
2sealed 52 Elfgren, Bertil (1485) Lost 0-2 -191487
3sealed 86 Boelsmand, Jeppe (1500) Won 2-1 +191506
4sealed 119 Gabrielsson, Emil (1518) Won 2-0 +181524
5sealed 68 Petersen, Stefan (1665) Lost 0-2 -161508
6sealed 142 Rosada, Adrian (1603) Lost 1-2 -161492
top average opponent: 1545record: 3-3 new rating: 1492

Grand Prix Barcelona 2006 (GPT limited) starting rating: 1489
round table opponent (rating) result Δrating
4sealed 48 Sadeghpour, Johan (1774) Lost 0-2 -131476
5sealed 101 Fabre, Romain (1536) Won 2-1 +191495
6sealed 37 Gandara Alonso, Carlos (1622) Lost 1-2 -151480
7sealed 95 Jimenez, Ares (1504) Won 2-1 +181498
8sealed 71 Aguado, Saul (1732) Draw 1-1 +41502
9sealed 47 Perez Paez, Oscar (1682) Lost 1-2 -141488
top average opponent: 1641record: 2-3-1 new rating: 1488

Grand Prix Dortmund 2006 (GPT limited) starting rating: 1500
round table opponent (rating) result Δrating
1sealed 101 Zwart, Jan Willem (1505) Won 2-1 +181518
2sealed 109 Materne, Philipp (1577) Won 2-0 +191537
3sealed 21 Tomelitsch, Patrick (1827) Lost 0-2 -121525
4sealed 79 Habelt, Christian (1592) Lost 1-2 -171508
5sealed 146 Vanderheyden, David (1477) Lost 0-2 -191489
top average opponent: 1596record: 2-3 new rating: 1489

Grand Prix Hasselt 2006 (RAV limited) starting rating: 1533
round table opponent (rating) result Δrating
1sealed 3 Kropp, Claus (1500) Won 2-0 +181551
2sealed 124 Riviere, Alexandre (1765) Lost 0-2 -141537
3sealed 185 Staes, Bram (1590) Lost 1-2 -171520
4sealed 197 van den Wouwer, Chris (1447) Lost 0-2 -201500
top average opponent: 1575record: 1-3 new rating: 1500

Grand Prix Leipzig 2005 (BOK limited) starting rating: 1464
round table opponent (rating) result Δrating
1sealed 51 Sommer, Sebastian (1500) Won 2-0 +181482
2sealed 52 Rentzsch, Stefan (1680) Lost 1-2 -141468
3sealed 160 Tchernomazov, Ilja (1499) Won 2-0 +181486
4sealed 56 Muller, Andreas (1816) Won 2-1 +241510
5sealed 57 Schwarz, Andreas (1536) Won 2-0 +191529
6sealed 35 Hickmann, Markus (1572) Lost 0-2 -181511
7sealed 46 Unfried, Jorg (1766) Won 2-1 +231534
8sealed 57 Helsen, Stef (1477) Lost 0-1 -191515
9sealed 69 Sebald, Sebastian (1539) Won 2-1 +181533
top average opponent: 1598record: 6-3 new rating: 1533

Grand Prix Vienna 2004 (COK limited) starting rating: 1500
round table opponent (rating) result Δrating
1sealed 152 Kajdas, Oskar (1473) Lost 1-2 -181482
2sealed 319 Wierxer, Markus (1483) Won 2-0 +181500
3sealed 212 Jaklovsky, Lukas (1500) Lost 1-2 -181482
4sealed 336 Schweikert, Melanie (1479) Won 2-0 +171499
5sealed 281 Lohner, Tim (1503) Lost 0-2 -171482
6sealed 329 Gruinauer, Viktor (1486) Lost 0-2 -181464
top average opponent: 1487record: 2-4 new rating: 1464