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Individual Calculations April 2021 |
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| Yaniv, Yuval Total change: 1.60 | |   |
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| Elitzur IM Winter 2020 B Stage 1 | Petah Tikva | ISR | 2020-12-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2318 | 2244 | 1.50 | 5 | -0.55 | 40 | -22.00 | |
|  Vagman, Roy | c | | 2108 | ISR | 1.00 | 1 | 0.32 | 40 | 12.80 | |  Kuprijanov, Anatoly | f | | 2224 | RUS | 0.50 | 1 | -0.03 | 40 | -1.20 | | | Kochavi, Ori | f | | 2285 | ISR | 0.00 | 1 | -0.44 | 40 | -17.60 | | | Peng, Li Min | m | | 2433 | UKR | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Sivuk, Vitaly | g | | 2541 | UKR | 0.00 | 1 | -0.15 | 40 | -6.00 | |
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) | | | | Liga Ilit Lenoar 2021 Group A Rounds 1-3 | Various | ISR | 2021-03-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1957 | 2272 | 1.00 | 1 | 0.14 | 40 | 5.60 | |
| | Katz, Kiril | | | 1957 | ISR | 1.00 | 1 | 0.14 | 40 | 5.60 | |
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) | | | | Israel Youth Championship Finals 2021 U16 - Israel Eshel Memorial | Hakfar Hayarok | ISR | 2021-03-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2147 | 2272 | 6.00 | 9 | 0.45 | 40 | 18.00 | |
| | Solomon, Yonatan | | | 1872 * | ISR | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Sokolovsky, Yahli | f | | 2472 | ISR | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Gleizer, Adar | | | 1872 * | ISR | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Pelech, Roee | | | 1872 * | ISR | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Guz, Ari | f | | 2302 | ISR | 0.50 | 1 | 0.04 | 40 | 1.60 | | | Aizenberg, Benny | f | | 2307 | ISR | 0.50 | 1 | 0.05 | 40 | 2.00 | | | Rozen, Eytan | m | | 2399 | ISR | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Borodety, Itamar | | | 1872 * | ISR | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Levin, Guy | f | | 2355 | ISR | 1.00 | 1 | 0.61 | 40 | 24.40 | | | * 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) | | |
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