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Individual Calculations September 2009 |
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| Schroer, Marcel Total change: -1.20 | |   |
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| Intomart GfK Open 2009 | Hilversum | NED | 2009-06-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2202 | 2140 | 4.50 | 9 | 0.65 | 15 | 9.75 | |
|  Pavlovic, Milos | g | | 2490 | SRB | 0.00 | 1 | -0.11 | 15 | -1.65 | |  Pienabarca, Nicola | | | 2092 | ITA | 0.50 | 1 | -0.07 | 15 | -1.05 | | | Bottema, Tom | | | 2224 | NED | 0.00 | 1 | -0.38 | 15 | -5.70 | | | Kabos, Tobias | | | 2109 | NED | 0.00 | 1 | -0.54 | 15 | -8.10 | | | Wismeijer, Jeroen | | | 2122 | NED | 1.00 | 1 | 0.47 | 15 | 7.05 | | | Beijerinck, Nick | | | 1985 | NED | 1.00 | 1 | 0.29 | 15 | 4.35 | | | De Graaf, Dick | | | 2184 | NED | 0.00 | 1 | -0.44 | 15 | -6.60 | | | Nagtegaal, Kees | | | 2240 | NED | 1.00 | 1 | 0.64 | 15 | 9.60 | | | Miedema, Roi | f | | 2370 | NED | 1.00 | 1 | 0.79 | 15 | 11.85 | |
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) | | | | 3e Leiden Chess Tournament | Leiden | NED | 2009-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2102 | 2128 | 2.50 | 6 | -0.73 | 15 | -10.95 | |
| | Yefimov, Mstislav | | | 1999 | RUS | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Naroditsky, Daniel | f | | 2356 | USA | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Van Veen, Oscar | f | | 2233 | NED | 0.50 | 1 | 0.14 | 15 | 2.10 | | | Van Overdam, Jan | | | 1964 | NED | 0.00 | 1 | -0.72 | 15 | -10.80 | | | Van Splunter, Arjen | | | 2052 | NED | 0.50 | 1 | -0.10 | 15 | -1.50 | | | Van Den Bergh, Ben | | | 2006 | NED | 0.50 | 1 | -0.17 | 15 | -2.55 | |
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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