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Individual Calculations March 2011 |
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| Van Overdam, Jan Total change: 4.50 | |   |
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| Schaakfestival Groningen 2010 Open A | Groningen | NED | 2010-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2210 | 2030 | 2.00 | 8 | -0.27 | 15 | -4.05 | |
|  Carlstedt, Jonathan | | | 2392 | GER | 0.00 | 1 | -0.10 | 15 | -1.50 | |  Lyell, Mark | f | | 2210 | ENG | 1.00 | 1 | 0.74 | 15 | 11.10 | | | Poetsch, Hagen | f | | 2408 | GER | 0.00 | 1 | -0.09 | 15 | -1.35 | | | Hess, Christian | f | | 2256 | GER | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Lambrechts, Koen | | | 2174 | NED | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Kerigan, Demre | | | 2149 | TUR | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Bijlsma, Nick | | | 2133 | NED | 0.50 | 1 | 0.14 | 15 | 2.10 | | | Maris, Ivo | | | 1955 | NED | 0.50 | 1 | -0.10 | 15 | -1.50 | |
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 - 2C - round 5-6 2011 | Various | NED | 2011-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2066 | 2041 | 1.50 | 2 | 0.57 | 15 | 8.55 | |
| | Kuijpers, Jos | | | 1975 | NED | 1.00 | 1 | 0.41 | 15 | 6.15 | | | Merbis, Max | | | 2157 | NED | 0.50 | 1 | 0.16 | 15 | 2.40 | |
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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