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Individual Calculations December 2017 |
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| Aroesti, Roee Total change: -9.20 | |   |
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| Herzliya Championship Haim Kandelshine Memorial 2017 A | Herzliya | ISR | 2017-09-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2168 | 2261 | 5.00 | 9 | -0.48 | 20 | -9.60 | |
|  Lagon, Michael | | | 1908 | ISR | 1.00 | 1 | 0.11 | 20 | 2.20 | |  Zalkind, Konstantin | f | | 2217 | ISR | 0.00 | 1 | -0.56 | 20 | -11.20 | | | Cnaan, Moshe | | | 1981 | ISR | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Kantsler, Boris | g | | 2436 | ISR | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Hasidovsky, Michael | | | 2072 | ISR | 0.50 | 1 | -0.25 | 20 | -5.00 | | | Zhimalov, Adam | | | 2026 | ISR | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Axelrod, Arie | f | | 2321 | ISR | 1.00 | 1 | 0.58 | 20 | 11.60 | | | Zilberman, Yaacov | g | | 2364 | ISR | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Gorshtein, Ido | | | 2189 | ISR | 0.00 | 1 | -0.60 | 20 | -12.00 | |
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) | | | | Liga Noar Ilit North 2017-18 Round 3-4 | various | ISR | 2017-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1835 | 2234 | 1.00 | 1 | 0.08 | 20 | 1.60 | |
| | Gerber, Tal | | | 1835 | ISR | 1.00 | 1 | 0.08 | 20 | 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) | | | | Liga Noar Ilit North 2017-18 Postponed matches Round 2 | various | ISR | 2017-11-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2191 | 2234 | 0.50 | 1 | -0.06 | 20 | -1.20 | |
| | Gorshtein, Ido | | | 2191 | ISR | 0.50 | 1 | -0.06 | 20 | -1.20 | |
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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