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Individual Calculations September 2019 |
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| Ogasa, Seiichi Total change: -12.80 | |   |
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| Japan Seniors Chess Championship 2019 | Tokyo, Japan | JPN | 2019-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1849 | 1812 | 3.00 | 5 | 0.72 | 20 | 14.40 | |
|  Gishi, Takeshi | | | 2049 | USA | 0.00 | 1 | -0.20 | 20 | -4.00 | |  Aoki, Yasuhiro | | | 1860 | JPN | 1.00 | 1 | 0.57 | 20 | 11.40 | | | Takayasu, Nobuyuki | | | 1620 | JPN | 0.00 | 1 | -0.75 | 20 | -15.00 | | | Numata, Takeshi | | | 1659 | JPN | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Manabe, Hiroshi | | | 2057 | JPN | 1.00 | 1 | 0.80 | 20 | 16.00 | |
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) | | | | Japan Chess Classic 2019 | Tokyo, Japan | JPN | 2019-08-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1505 | 1812 | 2.00 | 4 | -1.36 | 20 | -27.20 | |
| | Asanaka, Louis | | | 1496 | TPE | 0.00 | 1 | -0.87 | 20 | -17.40 | | | Taniguchi, Yuichi | | | 1412 * | JPN | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kikuchi, Daijiro | | | 1412 * | JPN | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kojima, Natsumi | | wc | 1701 | JPN | 0.00 | 1 | -0.65 | 20 | -13.00 | | | * 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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