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Individual Calculations April 2009 |
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| De Groote, Ewoud Total change: -11.85 | |   |
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| Meester - r 4-5 - Dutch Team Competition | Various | NED | 2008-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2431 | 2251 | 0.00 | 1 | -0.26 | 15 | -3.90 | |
|  Brandenburg, Daan | m | | 2431 | NED | 0.00 | 1 | -0.26 | 15 | -3.90 | |
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) | | | | Schaakfestival Groningen - Groep A | Groningen | NED | 2008-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2117 | 2208 | 4.00 | 9 | -1.54 | 15 | -23.10 | |
|  Starostits, Ilmars | m | | 2479 | LAT | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Rauw, Gert Jan | | | 2008 | NED | 0.00 | 1 | -0.76 | 15 | -11.40 | | | Bijlsma, Nick | | | 1911 | NED | 0.50 | 1 | -0.35 | 15 | -5.25 | | | Heredia Serrano, Carla | | | 2104 | ECU | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Heller, Milan | | | 2024 | NED | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Khantuev, Alexander | f | | 2349 | RUS | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Admiraal, Miguoel | | | 1953 | NED | 0.00 | 1 | -0.81 | 15 | -12.15 | | | Mellema, Andries | | | 2097 | NED | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Akotchik, Victor | | | 2128 | NED | 1.00 | 1 | 0.39 | 15 | 5.85 | |
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) | | | | Gibraltar Master 2009 | Gibraltar | ENG | 2009-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2204 | 2203 | 6.00 | 10 | 1.01 | 15 | 15.15 | |
| | Zatonskih, Anna | m | wg | 2462 | USA | 0.00 | 1 | -0.18 | 15 | -2.70 | | | De Lillo, Michele | | | 1918 | ITA | 0.50 | 1 | -0.34 | 15 | -5.10 | | | Hickman, John E | | | 2002 | ENG | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Nemeth, Miklos | m | | 2472 | HUN | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Gandrud, Vegar Koi | | | 2046 | NOR | 0.50 | 1 | -0.21 | 15 | -3.15 | | | Obiamiwe, Paul | | | 2035 | NGR | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Benson, Oisin P. | | | 1958 | IRL | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Kharous, Ernest | m | | 2400 | RUS | 0.50 | 1 | 0.25 | 15 | 3.75 | | | Leniart, Arkadiusz | f | | 2360 | POL | 0.50 | 1 | 0.21 | 15 | 3.15 | | | Dittmar, Peter | f | | 2382 | GER | 1.00 | 1 | 0.73 | 15 | 10.95 | |
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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