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Individual Calculations February 2019 |
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| Ferry, Roger Total change: -4.00 | |   |
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| 16e Bois-Colombes Chess Master Open A | BOIS COLOMBES | FRA | 2018-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1933 | 1848 | 2.50 | 7 | -0.20 | 20 | -4.00 | |
|  Bonvalot, Isabelle | | | 1923 | FRA | 0.50 | 1 | 0.10 | 20 | 2.00 | |  Sagues, Vincent | | | 1929 | FRA | 0.50 | 1 | 0.11 | 20 | 2.20 | | | Dia, Hussein | | | 1906 | FRA | 0.50 | 1 | 0.08 | 20 | 1.60 | | | Tardi, Oscar | | | 1939 | FRA | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Lefebvre, Jeremie | | | 1916 | FRA | 1.00 | 1 | 0.59 | 20 | 11.80 | | | Baudon, Sebastien | | | 1915 | FRA | 0.00 | 1 | -0.41 | 20 | -8.20 | | | Veron, Cyprien | c | | 2003 | FRA | 0.00 | 1 | -0.29 | 20 | -5.80 | |
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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