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Individual Calculations April 2019 |
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| Bronstein, Or Total change: -15.70 | |   |
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| Israel Youth Championship Final U18 2019 | Various | ISR | 2019-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2291 | 2370 | 4.00 | 8 | -0.82 | 20 | -16.40 | |
|  Parkhov, Yair | f | | 2336 | ISR | 0.50 | 1 | -0.05 | 20 | -1.00 | | | Emanuel, Yahav | | | 2201 | ISR | 0.00 | 1 | -0.72 | 20 | -14.40 | |  Poleg, Dan | f | | 2276 | ISR | 0.00 | 1 | -0.63 | 20 | -12.60 | | | Levi, Netanel | | | 2208 | ISR | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Erenberg, Ariel | m | | 2409 | ISR | 0.50 | 1 | 0.05 | 20 | 1.00 | | | Gorshtein, Ido | f | | 2382 | ISR | 0.00 | 1 | -0.48 | 20 | -9.60 | | | Iliaguev, Nisim | f | | 2360 | ISR | 1.00 | 1 | 0.49 | 20 | 9.80 | | | Shohat, Yotam | | | 2156 | ISR | 1.00 | 1 | 0.23 | 20 | 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) | | | | GM Winter 2019 Petach Tikva | Petach Tikva | ISR | 2019-02-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2484 | 2396 | 3.50 | 9 | 0.06 | 20 | 1.20 | |
| | Zubov, Alexander | g | | 2599 | UKR | 1.00 | 1 | 0.76 | 20 | 15.20 | | | Lomasov, Semyon | m | | 2559 | RUS | 0.50 | 1 | 0.22 | 20 | 4.40 | | | Bakalchuk, Johnatan | m | | 2459 | ISR | 0.50 | 1 | 0.09 | 20 | 1.80 | | | Erenberg, Ariel | m | | 2396 | ISR | 0.00 | 1 | -0.50 | 20 | -10.00 | | | Globus, Or | f | | 2367 | ISR | 1.00 | 1 | 0.46 | 20 | 9.20 | | | Bagrationi, Alexander | g | | 2534 | UKR | 0.50 | 1 | 0.19 | 20 | 3.80 | | | Flom, Gabriel | m | | 2460 | FRA | 0.00 | 1 | -0.41 | 20 | -8.20 | | | Gorodetzky, David | m | | 2449 | ISR | 0.00 | 1 | -0.43 | 20 | -8.60 | | | Rozentalis, Eduardas | g | | 2529 | LTU | 0.00 | 1 | -0.32 | 20 | -6.40 | |
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) | | | NOTE: K factor changed | | Israel National Team Championship 2019 Round 9-10 | Various | ISR | 2019-03-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2387 | 2403 | 1.00 | 2 | -0.05 | 10 | -0.50 | |
| | Klenburg, Michael | m | | 2368 | ISR | 1.00 | 1 | 0.45 | 10 | 4.50 | | | Kantsler, Boris | g | | 2406 | ISR | 0.00 | 1 | -0.50 | 10 | -5.00 | |
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) | | |
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