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Individual Calculations May 2015 |
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| Helder, Marc Total change: -14.60 | |   |
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| Dutch Team Competition 2014-2015 - 3C - round 8-9 | Various | NED | 2015-04-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2029 | 2114 | 0.50 | 2 | -0.73 | 20 | -14.60 | |
|  Rosegg, Dennis | | | 1997 | NED | 0.00 | 1 | -0.66 | 20 | -13.20 | | | Jurrius, Theo | | | 2061 | NED | 0.50 | 1 | -0.07 | 20 | -1.40 | |
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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