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Individual Calculations May 2021 |
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| Aizenberg, Benny Total change: 7.60 | |   |
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| Israeli youth league playoffs stage 2 | Various | ISR | 2021-04-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2151 | 2273 | 0.00 | 1 | -0.67 | 20 | -13.40 | |
|  Gorshtein, Asaf | | | 2151 | ISR | 0.00 | 1 | -0.67 | 20 | -13.40 | |
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 C Stage 2 | Petah Tikva | ISR | 2021-04-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2370 | 2273 | 1.50 | 4 | 0.01 | 20 | 0.20 | |
| | Dvoirys, Semen I. | g | | 2473 | RUS | 1.00 | 1 | 0.76 | 20 | 15.20 | |  Musyuk, Lior | f | | 2297 | ISR | 0.00 | 1 | -0.47 | 20 | -9.40 | | | Globus, Or | f | | 2404 | ISR | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Guz, Ari | f | | 2305 | ISR | 0.50 | 1 | 0.04 | 20 | 0.80 | |
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 IM Winter 2020 B Stage 2 | Petah Tikva | ISR | 2021-04-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2344 | 2273 | 2.50 | 3 | 1.29 | 20 | 25.80 | |
| | Nedobora, Mikhail | m | | 2351 | UKR | 1.00 | 1 | 0.61 | 20 | 12.20 | | | Levin, Guy | f | | 2408 | ISR | 1.00 | 1 | 0.68 | 20 | 13.60 | | | Yaniv, Yuval | f | | 2274 | ISR | 0.50 | 1 | 0.00 | 20 | 0.00 | |
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) | | | | Israeli national league. Rounds 1-2 | Various | ISR | 2021-04-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2368 | 2273 | 0.50 | 2 | -0.25 | 20 | -5.00 | |
| | Birnboim, Nathan | m | | 2371 | ISR | 0.50 | 1 | 0.13 | 20 | 2.60 | | | Kraus, Ohad | | | 2364 | ISR | 0.00 | 1 | -0.38 | 20 | -7.60 | |
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) | | |
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