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Individual Calculations February 2013 |
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| Wiggerman, Jan Total change: -27.45 | |   |
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| Schaakfestival Groningen 2012 Compact B | Groningen | NED | 2012-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1866 | 1908 | 0.50 | 1 | -0.06 | 15 | -0.90 | |
|  Roorda, Maarten | | | 1866 | NED | 0.50 | 1 | -0.06 | 15 | -0.90 | |
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) | | | | Tata Steel Chess Tournament 2013 Tienkampen 4Z | Wijk aan Zee | NED | 2013-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1876 | 1908 | 1.50 | 6 | -1.77 | 15 | -26.55 | |
|  Kunnen, Ruurd | | | 1916 | NED | 0.50 | 1 | 0.01 | 15 | 0.15 | | | Roomer, Paul | | | 1902 | NED | 0.00 | 1 | -0.51 | 15 | -7.65 | | | Zahn, Alina | | | 1887 | GER | 0.00 | 1 | -0.53 | 15 | -7.95 | | | Marshall, Michael | | | 1879 | DEN | 0.00 | 1 | -0.54 | 15 | -8.10 | | | Van Leen, Guido | | | 1814 | NED | 1.00 | 1 | 0.37 | 15 | 5.55 | | | Keesman, Karel | | | 1859 | NED | 0.00 | 1 | -0.57 | 15 | -8.55 | |
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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