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Individual Calculations May 2023 |
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| Ehrlich, Roy Total change: 16.80 | |   |
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| CZERNIAK 36 MEMORIAL 2023 OPEN A | Tel Aviv | ISR | 2023-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2171 | 2211 | 3.50 | 5 | 0.84 | 20 | 16.80 | |
|  Duchan, Yoav | | | 1811 * | ISR | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Gershkowich, David | f | | 2145 | ISR | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Zemach, Roee | f | | 2242 | ISR | 0.00 | 1 | -0.46 | 20 | -9.20 | | | Cohen, Or | f | | 2246 | ISR | 1.00 | 1 | 0.55 | 20 | 11.00 | | | Kantsler, Boris | g | | 2412 | ISR | 0.50 | 1 | 0.26 | 20 | 5.20 | | | * 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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