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Individual Calculations July 2018 |
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| Erenberg, Ariel Total change: 19.70 | |   |
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| National Ch. Semifinal 2018 Kiryat Ono | Kiryat Ono | ISR | 2018-04-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2341 | 2406 | 6.50 | 9 | 1.37 | 10 | 13.70 | |
|  Reprun, Nadejda | | | 2013 | ISR | 0.50 | 1 | -0.42 | 10 | -4.20 | |  Poleg, Matan | | | 2136 | ISR | 1.00 | 1 | 0.17 | 10 | 1.70 | | | Gershkowich, David | f | | 2187 | ISR | 1.00 | 1 | 0.22 | 10 | 2.20 | | | Dvoirys, Semen I. | g | | 2532 | RUS | 1.00 | 1 | 0.67 | 10 | 6.70 | | | Bitensky, Igor | m | | 2357 | ISR | 1.00 | 1 | 0.43 | 10 | 4.30 | | | Reshef, Omer | m | | 2482 | ISR | 0.50 | 1 | 0.10 | 10 | 1.00 | | | Caspi, Israel | m | | 2472 | ISR | 0.50 | 1 | 0.09 | 10 | 0.90 | | | Mindlin, Alon | m | | 2468 | ISR | 0.50 | 1 | 0.09 | 10 | 0.90 | | | Gruenfeld, Yehuda | g | | 2423 | ISR | 0.50 | 1 | 0.02 | 10 | 0.20 | |
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) | | | | Israel Youth Championship 2018 U18 | Tel Aviv - Ramat Gan | ISR | 2018-05-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2212 | 2393 | 5.50 | 7 | 0.60 | 10 | 6.00 | |
| | Tifferet, Shaked | f | | 2302 | ISR | 1.00 | 1 | 0.38 | 10 | 3.80 | | | Adar, Idan | | | 2065 | ISR | 1.00 | 1 | 0.13 | 10 | 1.30 | | | Nissim, Yonatan | | | 1993 * | ISR | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Iliaguev, Nisim | f | | 2315 | ISR | 0.50 | 1 | -0.11 | 10 | -1.10 | | | Drori, Saar | f | | 2420 | ISR | 0.50 | 1 | 0.04 | 10 | 0.40 | | | Bronstein, Or | f | | 2394 | ISR | 0.50 | 1 | 0.00 | 10 | 0.00 | | | Levi, Netanel | | | 1993 * | ISR | 1.00 | 1 | 0.08 | 10 | 0.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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