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Individual Calculations September 2009 |
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| Zomer, Koos Total change: -6.15 | |   |
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| Hogeschool Zeeland Chess Tournament 2009 | Vlissingen | NED | 2009-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2011 | 2055 | 3.00 | 6 | -0.41 | 15 | -6.15 | |
|  Tiggelman, Rene | | | 2250 | NED | 0.00 | 1 | -0.25 | 15 | -3.75 | |  Maas, Joop | | | 1800 | NED | 0.00 | 1 | -0.81 | 15 | -12.15 | | | Lasschuit, Rene | | | 1854 | NED | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Huppertz, Andrea | | | 1870 | GER | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Bitalzadeh, Ali | m | | 2434 | NED | 0.00 | 1 | -0.09 | 15 | -1.35 | | | Densing, Gerd | | | 1857 | GER | 1.00 | 1 | 0.24 | 15 | 3.60 | |
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) | | |
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