Individual Calculations April 2021 |
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Ben Ari, Yannay Total change: -3.00 | | |
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Elitzur GM Winter 2020 B Stage 1 | Petah Tikva | ISR | 2020-12-13 |
Rc | Ro | w | n | change | K | K*chg | Game |
2453 | 2398 | 1.00 | 6 | -1.57 | 10 | -15.70 | |
| Solomon, Asif | f | | 2361 | ISR | 0.00 | 1 | -0.55 | 10 | -5.50 | | Bernadskiy, Vitaliy | g | | 2619 | UKR | 0.00 | 1 | -0.22 | 10 | -2.20 | | Dvoirys, Semen I. | g | | 2480 | RUS | 0.00 | 1 | -0.39 | 10 | -3.90 | | Musyuk, Lior | f | | 2285 | ISR | 0.50 | 1 | -0.15 | 10 | -1.50 | | Sivuk, Vitaly | g | | 2541 | UKR | 0.00 | 1 | -0.31 | 10 | -3.10 | | Peng, Li Min | m | | 2433 | UKR | 0.50 | 1 | 0.05 | 10 | 0.50 | | 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) | | Israeli Open Championship Finals 2020 | Haifa | ISR | 2021-03-07 |
Rc | Ro | w | n | change | K | K*chg | Game |
2423 | 2403 | 4.50 | 9 | 0.24 | 10 | 2.40 | |
| Lahav, Michal | | wm | 2216 | ISR | 0.50 | 1 | -0.24 | 10 | -2.40 | | Iliaguev, Nisim | f | | 2332 | ISR | 0.50 | 1 | -0.10 | 10 | -1.00 | | Efroimski, Marsel | | wg | 2357 | ISR | 0.50 | 1 | -0.06 | 10 | -0.60 | | Dvoirys, Semen I. | g | | 2483 | RUS | 0.50 | 1 | 0.11 | 10 | 1.10 | | Postny, Evgeny | g | | 2605 | ISR | 0.50 | 1 | 0.26 | 10 | 2.60 | | Rechlis, Gad | g | | 2513 | ISR | 0.50 | 1 | 0.15 | 10 | 1.50 | | Steinberg, Nitzan | g | | 2553 | ISR | 0.00 | 1 | -0.30 | 10 | -3.00 | | Kupervaser, Erez | f | | 2371 | ISR | 0.50 | 1 | -0.04 | 10 | -0.40 | | Haimovich, Tal | m | | 2375 | ISR | 1.00 | 1 | 0.46 | 10 | 4.60 | | 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 U18 - Israel Eshel Memorial | Hakfar Hayarok | ISR | 2021-03-19 |
Rc | Ro | w | n | change | K | K*chg | Game |
2219 | 2403 | 7.50 | 9 | 1.03 | 10 | 10.30 | |
| Kadria, Shay | | | 2086 | ISR | 1.00 | 1 | 0.13 | 10 | 1.30 | | Cohen Revivo, Shoham | f | | 2171 | ISR | 1.00 | 1 | 0.21 | 10 | 2.10 | | Milikow, Yoav | f | | 2302 | ISR | 1.00 | 1 | 0.36 | 10 | 3.60 | | Tzidkiya, Yeshaayahu | f | | 2380 | ISR | 0.50 | 1 | -0.03 | 10 | -0.30 | | Globus, Or | f | | 2401 | ISR | 1.00 | 1 | 0.50 | 10 | 5.00 | | Ehrlich, Roy | | | 2004 | ISR | 1.00 | 1 | 0.08 | 10 | 0.80 | | Gorodetzky, Matan | f | | 2253 | ISR | 0.50 | 1 | -0.20 | 10 | -2.00 | | Zemach, Roee | f | | 2292 | ISR | 1.00 | 1 | 0.35 | 10 | 3.50 | | Katkov, Michelle | | wf | 2078 | ISR | 0.50 | 1 | -0.37 | 10 | -3.70 | | 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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