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Individual Calculations April 2009 |
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| Lotsov Har-Zahav, Avraham Total change: 1.65 | |   |
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| Chaim Kandelshine Memorial 2008 | Herzlia | ISR | 2008-10-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2057 | 2043 | 5.00 | 9 | 0.66 | 15 | 9.90 | |
|  Dror, Levi | | | 1929 | ISR | 0.00 | 1 | -0.66 | 15 | -9.90 | |  Towers, Brian | | | 1881 | ISR | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Ben Porat, Zeev | | | 1995 | ISR | 1.00 | 1 | 0.43 | 15 | 6.45 | | | Hasidovski, Arnold | | | 2182 | ISR | 0.50 | 1 | 0.19 | 15 | 2.85 | | | Zalkind, Konstantin | f | | 2149 | ISR | 0.00 | 1 | -0.36 | 15 | -5.40 | | | Cnaan, Moshe | | | 2135 | ISR | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Ettinger, Amir | | | 2036 | ISR | 1.00 | 1 | 0.49 | 15 | 7.35 | | | Porat, Daniel | | | 2210 | ISR | 0.50 | 1 | 0.22 | 15 | 3.30 | | | Magen, Paz | | | 1994 | ISR | 1.00 | 1 | 0.43 | 15 | 6.45 | |
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 |
| 1998 | 2043 | 1.50 | 5 | -1.35 | 15 | -20.25 | |
| | Shutzman, Joseph | f | | 2333 | USA | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Gradenwitz, Oded | | | 1856 | ISR | 0.00 | 1 | -0.74 | 15 | -11.10 | | | Dror, Levi | | | 1929 | ISR | 0.50 | 1 | -0.16 | 15 | -2.40 | | | Aysh, Eli | | | 1884 | ISR | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Filosof, Asi | | | 1989 | ISR | 0.00 | 1 | -0.58 | 15 | -8.70 | |
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 |
| 2016 | 2043 | 4.00 | 6 | 0.80 | 15 | 12.00 | |
| | Gradenwitz, Oded | | | 1856 | ISR | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Axelrod, Arie | | | 2258 | ISR | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Dror, Levi | | | 1929 | ISR | 1.00 | 1 | 0.34 | 15 | 5.10 | | | Sheshkin, Matan | | | 2106 | ISR | 1.00 | 1 | 0.59 | 15 | 8.85 | | | Shlam, Yehuda | | | 2147 | ISR | 0.50 | 1 | 0.14 | 15 | 2.10 | | | Ulman, Victor | | | 1801 | ISR | 0.50 | 1 | -0.30 | 15 | -4.50 | |
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) | | |
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