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Individual Calculations March 2011 |
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| Donker, Roel Total change: 0.25 | |   |
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| Schaakfestival Groningen 2010 Compact A | Groningen | NED | 2010-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2090 | 2215 | 3.00 | 5 | -0.30 | 25 | -7.50 | |
|  Hoogland, Mike | | | 2019 | NED | 0.50 | 1 | -0.25 | 25 | -6.25 | |  Haver, Bas | | | 2075 | NED | 1.00 | 1 | 0.31 | 25 | 7.75 | | | Warmelink, Evie | | | 1977 | NED | 0.50 | 1 | -0.30 | 25 | -7.50 | | | Cako, Laszlo | | | 2132 | NED | 1.00 | 1 | 0.39 | 25 | 9.75 | | | Pijpers, Arthur | | | 2249 | NED | 0.00 | 1 | -0.45 | 25 | -11.25 | |
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) | | | | Dutch Team Competition - Meester - round 5-6 2011 | Various | NED | 2011-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2325 | 2208 | 1.00 | 2 | 0.31 | 25 | 7.75 | |
| | Wunnink, Michael | | | 2264 | NED | 1.00 | 1 | 0.58 | 25 | 14.50 | | | Jens, Jelmer | m | | 2386 | NED | 0.00 | 1 | -0.27 | 25 | -6.75 | |
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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