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Rapid:
Individual Calculations October 2015 |
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| Sassoon, Roei Total change: -45.20 | |   |
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| Israel U14 Team Championship 2015 | Nir Haemek | ISR | 2015-08-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1584 | 1890 | 5.50 | 6 | 0.46 | 20 | 9.20 | |
|  Shifrin, Michael | | | 1490 * | ISR | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Wiskind, Gili | | | 1490 * | ISR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Stolyarsky, Yegor | | | 1613 | ISR | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Gerber, Tal | | | 1815 | ISR | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Gofman, Svetlana | | | 1524 | UKR | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Dahan, Or | | | 1570 | ISR | 0.50 | 1 | -0.37 | 20 | -7.40 | | | * 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) | | | | Petach Tikva rapid August 2015 A | Petach Tikva | ISR | 2015-08-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1916 | 1890 | 0.00 | 6 | -2.81 | 20 | -56.20 | |
| | Vaisberg, Michael | | | 2102 | ISR | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Ben-Natan, Yigal | | | 2037 | ISR | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Shik Buchbinder, Tim | | | 1941 | ISR | 0.00 | 1 | -0.43 | 20 | -8.60 | | | Aroesti, Roee | | | 1809 | ISR | 0.00 | 1 | -0.61 | 20 | -12.20 | | | Musyuk, Lior | | | 1726 | ISR | 0.00 | 1 | -0.72 | 20 | -14.40 | | | Bodenshtein, Yair | | | 1879 | ISR | 0.00 | 1 | -0.52 | 20 | -10.40 | |
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) | | | | Shlomo Tzlil Memorial rapid 2015 A | Rishon Lezion | ISR | 2015-09-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1972 | 1872 | 3.00 | 8 | -0.05 | 20 | -1.00 | |
| | Gorodetzky, David | f | | 2272 * | ISR | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Parkhov, Yair | | | 2052 | ISR | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Gorodetzky, Matan | | | 1867 | ISR | 0.00 | 1 | -0.51 | 20 | -10.20 | | | Barak, Gil | | | 1910 | ISR | 1.00 | 1 | 0.55 | 20 | 11.00 | | | Li-Hod, Bar | | | 1895 | ISR | 1.00 | 1 | 0.53 | 20 | 10.60 | | | Marcovici, Adrian | | | 1909 | ISR | 0.00 | 1 | -0.45 | 20 | -9.00 | | | Bronstein, Or | | | 2037 | ISR | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Vardi, Shlomit | | | 1837 | ISR | 1.00 | 1 | 0.45 | 20 | 9.00 | | | * 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) | | | | Otzrot Hagalil Hamaaravi rapid championship 2015 | Nahariya | ISR | 2015-09-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1963 | 1872 | 3.00 | 7 | 0.14 | 20 | 2.80 | |
| | Reshef, Omer | f | | 2272 * | ISR | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Martianov, Andre | | | 1962 | ISR | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Yaniv, Ori | | | 1676 | ISR | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Cohen Revivo, Shoham | | | 1840 | ISR | 1.00 | 1 | 0.46 | 20 | 9.20 | | | Lerner, Arkady | | | 2045 | ISR | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Waxman, Yaacov | | | 1672 | ISR | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Gurbanov, Andrei | m | | 2272 * | ISR | 0.00 | 1 | -0.08 | 20 | -1.60 | | | * 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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