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Individual Calculations August 2018 |
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| Weissberg, Yair Total change: 6.40 | |   |
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| European School Chess Championship - Open U11 | Krakow | POL | 2018-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1416 | 1299 | 3.00 | 8 | 0.09 | 40 | 3.60 | |
|  Ergin, Sahin | | | 1699 * | TUR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Wnuk, Piotr | | | 1039 | POL | 1.00 | 1 | 0.18 | 40 | 7.20 | |  Auchi, Nadhmi | | | 1588 | ENG | 0.50 | 1 | 0.34 | 40 | 13.60 | | | Borowik, Wojciech | | | 1532 | POL | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Borowik, Karol | | | 1071 | POL | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Aleksiev, Kristiyan | | | 1408 | FID | 0.50 | 1 | 0.15 | 40 | 6.00 | | | Kamilov, Dmitry | | | 1440 | RUS | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Musial, Igor | | | 1554 | POL | 0.00 | 1 | -0.19 | 40 | -7.60 | | | * 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) | | | | 9th Kiryat Ono Summer Festival Open B | Kiryat Ono | ISR | 2018-07-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1626 | 1263 | 0.50 | 4 | 0.07 | 40 | 2.80 | |
| | Efrati, Alon | | | 1663 * | ISR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Elsner, Yair | | | 1513 | ISR | 0.50 | 1 | 0.31 | 40 | 12.40 | | | Qasem, Huda | | | 1663 * | ISR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Levanzov, Evgeny | | | 1663 * | ISR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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) | | |
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