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Individual Calculations April 2018 |
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| Sokolovsky, Yahli Total change: 66.75 | |   |
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| Nat. Ch. Quarterfinal 2018 Herzliya | Herzliya | ISR | 2018-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1973 | 1934 | 3.50 | 8 | -0.09 | 25 | -2.25 | |
|  Aroesti, Roee | f | | 2229 | ISR | 0.00 | 1 | -0.15 | 25 | -3.75 | |  Zemach, Nadav | | | 1675 | ISR | 0.50 | 1 | -0.32 | 25 | -8.00 | | | Ben Ari, Yannay | | | 1965 | ISR | 1.00 | 1 | 0.54 | 25 | 13.50 | | | Tyomkyn,mikhail, Dr | | | 2073 | GER | 0.50 | 1 | 0.19 | 25 | 4.75 | | | Yaniv, Yuval | | | 2028 | ISR | 1.00 | 1 | 0.63 | 25 | 15.75 | | | Levy, Zohar | | | 1823 | ISR | 0.50 | 1 | -0.15 | 25 | -3.75 | | | Cnaan, Moshe | | | 1971 | ISR | 0.00 | 1 | -0.45 | 25 | -11.25 | | | Calabrese, Gabriel | | | 2022 | ISR | 0.00 | 1 | -0.38 | 25 | -9.50 | |
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) | | | | Nat. Ch. Quarterfinal 2018 Petah Tikva | Petah Tikva | ISR | 2018-01-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1913 | 1934 | 4.50 | 9 | -0.21 | 25 | -5.25 | |
| | Baruch, Dror | | | 1664 | ISR | 1.00 | 1 | 0.17 | 25 | 4.25 | | | Klar, Nir | | | 2069 | ISR | 0.00 | 1 | -0.32 | 25 | -8.00 | | | Shetah, Roi | | | 1775 | ISR | 0.50 | 1 | -0.21 | 25 | -5.25 | | | Leibo, Gideon | | | 1889 | ISR | 1.00 | 1 | 0.44 | 25 | 11.00 | | | Klevinskiy, David | | | 1977 | ISR | 1.00 | 1 | 0.56 | 25 | 14.00 | | | Aronin, Pavel | | | 2036 | MNC | 0.00 | 1 | -0.36 | 25 | -9.00 | | | Hadari, Ariel | | | 1968 | ISR | 0.00 | 1 | -0.45 | 25 | -11.25 | | | Tzidkiya, Yeshaayahu | | | 2050 | ISR | 0.00 | 1 | -0.34 | 25 | -8.50 | | | Sherman, Reem | | | 1787 | ISR | 1.00 | 1 | 0.30 | 25 | 7.50 | |
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) | | | | Liga Alef Shfela 2018 Round 5 | various | ISR | 2018-03-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2001 | 1932 | 0.50 | 1 | 0.10 | 25 | 2.50 | |
| | Reprun, Nadejda | | | 2001 | ISR | 0.50 | 1 | 0.10 | 25 | 2.50 | |
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) | | | | Israel Cadet Championship Final 2018 U12 | Hakfar Hayarok | ISR | 2018-03-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1806 | 1932 | 8.50 | 9 | 2.87 | 25 | 71.75 | |
| | Gartenfloys, Mark | | | 1532 * | ISR | 1.00 | 1 | 0.08 | 25 | 2.00 | | | Pevzner, Maks | | | 1532 * | ISR | 1.00 | 1 | 0.08 | 25 | 2.00 | | | Milikow, Elie | | | 2074 | ISR | 1.00 | 1 | 0.69 | 25 | 17.25 | | | Levin, Guy | | | 1974 | ISR | 0.50 | 1 | 0.06 | 25 | 1.50 | | | Rozen, Eytan | | | 1961 | ISR | 1.00 | 1 | 0.54 | 25 | 13.50 | | | Aizenberg, Benny | | | 2011 | ISR | 1.00 | 1 | 0.61 | 25 | 15.25 | | | Mizrahi, Ido | | | 1967 | ISR | 1.00 | 1 | 0.55 | 25 | 13.75 | | | Okin, Konstantin | | | 1541 | RUS | 1.00 | 1 | 0.09 | 25 | 2.25 | | | Yusupoff, Yoav | | | 1662 | ISR | 1.00 | 1 | 0.17 | 25 | 4.25 | | | * 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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