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Individual Calculations April 2009 |
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| Hadari, Ariel Total change: -31.80 | |   |
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| Chaim Kandelshine Memorial 2008 | Herzlia | ISR | 2008-10-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1999 | 2041 | 3.00 | 8 | -1.45 | 15 | -21.75 | |
|  Hasidovsky, Michael | | | 2112 | ISR | 0.00 | 1 | -0.40 | 15 | -6.00 | |  Bar-Or, Ornan | | | 2005 | ISR | 1.00 | 1 | 0.45 | 15 | 6.75 | | | Schwarz, Harry | | | 2042 | ISR | 0.00 | 1 | -0.50 | 15 | -7.50 | | | Magen, Paz | | | 1994 | ISR | 0.50 | 1 | -0.07 | 15 | -1.05 | | | Levine, Yonatan | | | 1959 | ISR | 0.00 | 1 | -0.61 | 15 | -9.15 | | | Lehocky, Viktor | | | 2095 | SVK | 0.00 | 1 | -0.42 | 15 | -6.30 | | | Goldberg, Grigory | | | 1902 | ISR | 0.50 | 1 | -0.19 | 15 | -2.85 | | | Towers, Brian | | | 1881 | ISR | 1.00 | 1 | 0.29 | 15 | 4.35 | |
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) | | | | Stav 2008 Mark Centre | Tel Aviv | ISR | 2008-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2022 | 2041 | 3.00 | 5 | 0.39 | 15 | 5.85 | |
| | Gradenwitz, Oded | | | 1856 | ISR | 0.50 | 1 | -0.24 | 15 | -3.60 | | | Filosof, Asi | | | 1989 | ISR | 1.00 | 1 | 0.43 | 15 | 6.45 | | | Sheshkin, Matan | | | 2106 | ISR | 0.00 | 1 | -0.41 | 15 | -6.15 | | | Amit, Eli | | | 2129 | ISR | 0.50 | 1 | 0.12 | 15 | 1.80 | | | Halamish, Arnon | | | 2032 | ISR | 1.00 | 1 | 0.49 | 15 | 7.35 | |
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) | | | | Winter 2009 Mark Centre | Tel Aviv | ISR | 2009-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1981 | 2056 | 2.50 | 6 | -1.06 | 15 | -15.90 | |
| | Dror, Levi | | | 1929 | ISR | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Ben, Tomer | | | 2013 | ISR | 0.00 | 1 | -0.56 | 15 | -8.40 | | | Reshef, Omer | | | 1780 | ISR | 0.50 | 1 | -0.33 | 15 | -4.95 | | | Shlam, Yehuda | | | 2147 | ISR | 0.00 | 1 | -0.38 | 15 | -5.70 | | | Aysh, Eli | | | 1884 | ISR | 0.00 | 1 | -0.73 | 15 | -10.95 | | | Kinberg, Ofer | | | 2134 | ISR | 1.00 | 1 | 0.61 | 15 | 9.15 | |
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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