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Individual Calculations September 2009 |
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| Nicolai, Amir Total change: -2.10 | |   |
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| Dutch Open | Dieren | NED | 2009-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2141 | 1837 | 1.00 | 8 | -0.19 | 15 | -2.85 | |
|  Vogel, Jaap | f | | 2237 * | NED | 0.50 | 1 | 0.42 | 15 | 6.30 | |  Rajesh, V A V | f | | 2237 * | IND | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Kabanof, Nikolai | | | 2137 | NED | 0.00 | 1 | -0.15 | 15 | -2.25 | | | De Groote, Jesper | | | 2048 | NED | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Bloemhard, Rudy | | | 2109 | NED | 0.50 | 1 | 0.33 | 15 | 4.95 | | | Hachijan, Armen | | | 2132 | NED | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Vogel, Heike | | wf | 2133 | GER | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Van Den Bergh, Peter | | | 2095 | NED | 0.00 | 1 | -0.18 | 15 | -2.70 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | University of Twente Open Dutch Youth Chess Championship 2009 | Enschede | NED | 2009-08-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1986 | 1837 | 2.00 | 6 | 0.05 | 15 | 0.75 | |
| | Blom, Vincent | | | 2137 | NED | 0.50 | 1 | 0.35 | 15 | 5.25 | | | Dirksen, Marieke | | | 1932 | NED | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Gorter, Eva | | | 1780 | NED | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Tan, Jonathan | | | 2162 | NED | 0.50 | 1 | 0.37 | 15 | 5.55 | | | Goudriaan, Etienne | | | 2107 | NED | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Poelman, Geoffrey | | | 1798 | BEL | 0.00 | 1 | -0.55 | 15 | -8.25 | |
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) | | |
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