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Individual Calculations September 2019 |
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| Matsuda, Ryu Total change: 4.00 | |   |
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| Japan Seniors Chess Championship 2019 | Tokyo, Japan | JPN | 2019-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1870 | 2091 | 4.50 | 6 | -0.02 | 40 | -0.80 | |
|  Koyama, Nobuyuki | | | 1724 | JPN | 1.00 | 1 | 0.10 | 40 | 4.00 | |  Aoki, Yasuhiro | | | 1860 | JPN | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Gishi, Takeshi | | | 2049 | USA | 0.50 | 1 | -0.06 | 40 | -2.40 | | | Tabata, Minoru | | | 2076 | JPN | 1.00 | 1 | 0.48 | 40 | 19.20 | | | Takayasu, Nobuyuki | | | 1691 * | JPN | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Kanda, Daigo | | | 1817 | JPN | 0.50 | 1 | -0.33 | 40 | -13.20 | | | * 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) | | | NOTE: K factor changed | | Japan Chess Classic 2019 | Tokyo, Japan | JPN | 2019-08-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1944 | 2091 | 3.50 | 5 | 0.24 | 20 | 4.80 | |
| | Omori, Atsuki | | | 1691 * | JPN | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Ushiyama, Sotaro | | | 1744 | JPN | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Aoshima, Mirai | f | | 2359 | JPN | 0.50 | 1 | 0.33 | 20 | 6.60 | | | Yamada, Kohei | f | | 2146 | JPN | 0.00 | 1 | -0.42 | 20 | -8.40 | | | Maeshima, Hiroaki | | | 1778 | JPN | 1.00 | 1 | 0.14 | 20 | 2.80 | | | * 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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