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Individual Calculations April 2021 |
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| Dvoirys, Semen I. Total change: -9.50 | |   |
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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 |
| 2419 | 2480 | 3.50 | 5 | 0.58 | 10 | 5.80 | |
|  Parkhov, Yair | m | | 2411 | ISR | 1.00 | 1 | 0.40 | 10 | 4.00 | |  Ben Ari, Yannay | f | | 2398 | ISR | 1.00 | 1 | 0.39 | 10 | 3.90 | | | Levin, Guy | f | | 2382 | ISR | 0.50 | 1 | -0.13 | 10 | -1.30 | | | Sivuk, Vitaly | g | | 2541 | UKR | 0.50 | 1 | 0.08 | 10 | 0.80 | | | Solomon, Asif | f | | 2361 | ISR | 0.50 | 1 | -0.16 | 10 | -1.60 | |
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) | | | | Elitzur GM Winter 2020 C Stage 1 | Petah Tikva | ISR | 2020-12-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2465 | 2480 | 2.00 | 4 | -0.07 | 10 | -0.70 | |
| | Gorodetzky, Matan | f | | 2267 | ISR | 1.00 | 1 | 0.23 | 10 | 2.30 | | | Bernadskiy, Vitaliy | g | | 2619 | UKR | 0.50 | 1 | 0.19 | 10 | 1.90 | | | Sivuk, Vitaly | g | | 2541 | UKR | 0.50 | 1 | 0.08 | 10 | 0.80 | | | Peng, Li Min | m | | 2433 | UKR | 0.00 | 1 | -0.57 | 10 | -5.70 | |
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) | | | | Israeli Open Championship Finals 2020 | Haifa | ISR | 2021-03-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2402 | 2483 | 4.00 | 9 | -1.46 | 10 | -14.60 | |
| | Solomon, Asif | f | | 2356 | ISR | 0.50 | 1 | -0.17 | 10 | -1.70 | | | Parnes, Nadav | | | 2273 | ISR | 1.00 | 1 | 0.23 | 10 | 2.30 | | | Steinberg, Nitzan | g | | 2553 | ISR | 0.00 | 1 | -0.40 | 10 | -4.00 | | | Ben Ari, Yannay | f | | 2403 | ISR | 0.50 | 1 | -0.11 | 10 | -1.10 | | | Haimovich, Tal | m | | 2375 | ISR | 0.50 | 1 | -0.15 | 10 | -1.50 | | | Kraus, Ohad | | | 2363 | ISR | 0.50 | 1 | -0.16 | 10 | -1.60 | | | Smirin, Ilia | g | | 2614 | ISR | 0.00 | 1 | -0.32 | 10 | -3.20 | | | Aizenberg, Benny | f | | 2307 | ISR | 1.00 | 1 | 0.27 | 10 | 2.70 | | | Kupervaser, Erez | f | | 2371 | ISR | 0.00 | 1 | -0.65 | 10 | -6.50 | |
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) | | |
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