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Individual Calculations September 2011 |
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| Donkers, Joran Total change: 16.20 | |   |
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| Science Park Amsterdam Chess Tournament - B | Amsterdam | NED | 2011-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2016 | 1934 | 3.50 | 5 | 1.55 | 30 | 46.50 | |
|  Avis, Fred | | | 1995 | NED | 1.00 | 1 | 0.58 | 30 | 17.40 | |  Van De Vegt, Chris | | | 1891 | NED | 0.00 | 1 | -0.56 | 30 | -16.80 | | | Van Houwelingen, Leo | | | 2034 | NED | 1.00 | 1 | 0.64 | 30 | 19.20 | | | Van Haastert, Paul | | | 2062 | NED | 1.00 | 1 | 0.67 | 30 | 20.10 | | | Straat, Evert-Jan | | | 2097 | NED | 0.50 | 1 | 0.22 | 30 | 6.60 | |
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) | | | | 15e Hogeschool Zeeland Toernooi | Vlissingen | NED | 2011-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2075 | 1934 | 0.00 | 3 | -1.01 | 30 | -30.30 | |
| | Smits, Sebastiaan | | | 2180 | NED | 0.00 | 1 | -0.19 | 30 | -5.70 | | | Tiggelman, Rene | | | 2233 | NED | 0.00 | 1 | -0.15 | 30 | -4.50 | | | De Vleeschauwer, Ruben | | | 1811 | BEL | 0.00 | 1 | -0.67 | 30 | -20.10 | |
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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