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Individual Calculations October 2017 |
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| Erikstad, Olav Total change: -2.20 | |   |
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| Hamina Bastioni Open 2017 B | Hamina | FIN | 2017-09-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1724 | 1766 | 2.00 | 4 | -0.11 | 20 | -2.20 | |
|  Velagapudi, Vihan | | | 1366 * | FIN | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Karppinen, Martti | | | 1904 | FIN | 0.50 | 1 | 0.19 | 20 | 3.80 | | | Rinne, Heini | | | 1748 | FIN | 0.00 | 1 | -0.53 | 20 | -10.60 | | | Vehkalahti, Veli | | | 1877 | FIN | 0.50 | 1 | 0.15 | 20 | 3.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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