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Individual Calculations September 2009 |
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| Zilverberg, Jasper Total change: 22.20 | |   |
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| Hogeschool Zeeland Chess Tournament 2009 | Vlissingen | NED | 2009-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2170 | 2015 | 2.00 | 6 | 0.23 | 15 | 3.45 | |
|  Sarrau, Jelle | | | 2229 | BEL | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Vroombout, Enrico | | | 2190 | NED | 0.50 | 1 | 0.23 | 15 | 3.45 | |  Admiraal, Miguoel | | | 2173 | NED | 0.50 | 1 | 0.21 | 15 | 3.15 | | | Van Der Linde, Maurits | | | 2171 | NED | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Stange, Sven | | | 2130 | NED | 0.50 | 1 | 0.16 | 15 | 2.40 | | | Oosterom, Erik | | | 2128 | NED | 0.50 | 1 | 0.15 | 15 | 2.25 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | 16th Vienna Chess Open | Vienna | AUT | 2009-08-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2181 | 2015 | 3.50 | 8 | 1.25 | 15 | 18.75 | |
| | Villwock, Martin | | | 2251 | GER | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Van Der Heijden, Ton | | | 2269 | NED | 1.00 | 1 | 0.81 | 15 | 12.15 | | | Trkulja, Dusko | | | 2178 | BIH | 0.50 | 1 | 0.22 | 15 | 3.30 | | | Vasilescu, Victor | | | 2161 | FRA | 0.50 | 1 | 0.20 | 15 | 3.00 | | | Kienitz, Andre | | | 2151 | GER | 0.50 | 1 | 0.18 | 15 | 2.70 | | | Zoebisch, Herbert | | | 2145 | AUT | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Kammerer, Roman | | | 2138 | AUT | 1.00 | 1 | 0.67 | 15 | 10.05 | | | Lopatin, Olga | | wf | 2155 | GER | 0.00 | 1 | -0.31 | 15 | -4.65 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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