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Individual Calculations March 2020 |
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| Okamoto, Naoto Total change: -21.60 | |   |
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| Tachikawa Chess Open | Tokyo | JPN | 2020-02-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1689 | 1591 | 1.00 | 4 | -0.54 | 40 | -21.60 | |
|  Higashino, Tetsuo | | | 1991 * | JPN | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Sato, Tadao | | | 1268 | JPN | 1.00 | 1 | 0.13 | 40 | 5.20 | |  Nagataki, Kota | | | 1761 | JPN | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Kojima, Natsumi | | wc | 1734 | JPN | 0.00 | 1 | -0.31 | 40 | -12.40 | | | * 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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