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Individual Calculations April 2019 |
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| Bulkovstein, David Total change: -41.40 | |   |
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| Ganei Tikva Championship 2019 | Ganei Tikva | ISR | 2019-01-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1887 | 1904 | 1.50 | 4 | -0.56 | 20 | -11.20 | |
|  Reches, Omer | | | 1504 * | ISR | 0.50 | 1 | -0.42 | 20 | -8.40 | |  Libman, Guy | | | 2264 | ISR | 0.50 | 1 | 0.40 | 20 | 8.00 | | | Fudim, Ariel | | | 1890 | ISR | 0.50 | 1 | -0.02 | 20 | -0.40 | | | Vainer, Boaz | | | 1891 | ISR | 0.00 | 1 | -0.52 | 20 | -10.40 | | | * 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) | | | | Rishon LeZion Championship 2019 A | Rishon LeZion | ISR | 2019-01-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1799 | 1904 | 4.00 | 9 | -1.51 | 20 | -30.20 | |
| | Leib, Yoni | | | 1504 * | ISR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Tartakovsky, Daniel | | | 1993 | ISR | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Ribshtein, Nati | m | | 2304 * | ISR | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Azoulay, Jonathan | | | 1504 * | ISR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Ribstein, Orel | | | 1711 | ISR | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Stolyarsky, Yegor | | | 1995 | ISR | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Samarin, Leonid | | | 1700 | ISR | 0.00 | 1 | -0.76 | 20 | -15.20 | | | Marcovici, Adrian | | | 1980 | ISR | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Lapushnian, Maya | | | 1504 * | ISR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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) | | |
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