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Individual Calculations May 2021 |
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| Sokolovsky, Yahli Total change: -10.70 | |   |
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| Israeli youth league playoffs stage 2 | Various | ISR | 2021-04-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2409 | 2442 | 1.00 | 2 | -0.09 | 10 | -0.90 | |
|  Globus, Or | f | | 2404 | ISR | 0.50 | 1 | -0.05 | 10 | -0.50 | | | Gorshtein, Ido | f | | 2413 | ISR | 0.50 | 1 | -0.04 | 10 | -0.40 | |
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) | | | | Elitzur GM Winter 2020 A Stage 2 | Petah Tikva | ISR | 2021-04-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2365 | 2442 | 2.50 | 4 | 0.08 | 10 | 0.80 | |
|  Milikow, Yoav | f | | 2309 | ISR | 0.50 | 1 | -0.18 | 10 | -1.80 | | | Bronstein, Or | m | | 2437 | ISR | 0.50 | 1 | -0.01 | 10 | -0.10 | | | Zlatin, Alexander | f | | 2329 | ISR | 0.50 | 1 | -0.15 | 10 | -1.50 | | | Rozen, Eytan | m | | 2386 | ISR | 1.00 | 1 | 0.42 | 10 | 4.20 | |
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) | | | | Elitzur GM Winter 2020 B Stage 2 | Petah Tikva | ISR | 2021-04-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2395 | 2442 | 2.50 | 5 | -0.32 | 10 | -3.20 | |
| | Solomon, Asif | f | | 2396 | ISR | 0.50 | 1 | -0.06 | 10 | -0.60 | | | Dvoirys, Semen I. | g | | 2473 | RUS | 0.00 | 1 | -0.46 | 10 | -4.60 | | | Musyuk, Lior | f | | 2297 | ISR | 0.00 | 1 | -0.69 | 10 | -6.90 | | | Ben Ari, Yannay | f | | 2400 | ISR | 1.00 | 1 | 0.44 | 10 | 4.40 | | | Levin, Guy | f | | 2408 | ISR | 1.00 | 1 | 0.45 | 10 | 4.50 | |
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 national league. Rounds 1-2 | Various | ISR | 2021-04-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2540 | 2442 | 0.00 | 2 | -0.74 | 10 | -7.40 | |
| | Roiz, Michael | g | | 2579 | ISR | 0.00 | 1 | -0.32 | 10 | -3.20 | | | Golod, Vitali | g | | 2500 | ISR | 0.00 | 1 | -0.42 | 10 | -4.20 | |
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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