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Individual Calculations September 2010 |
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| Gershkowich, David Total change: -6.45 | |   |
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| Summer Madateck 2010 | Haifa | ISR | 2010-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2255 | 2325 | 3.00 | 5 | 0.03 | 15 | 0.45 | |
|  Gleizer, Mark | f | | 2137 | ISR | 1.00 | 1 | 0.26 | 15 | 3.90 | |  Goldin, Roman | f | | 2268 | ISR | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Axelrod, Arie | f | | 2371 | ISR | 1.00 | 1 | 0.56 | 15 | 8.40 | | | Fraas, Martin | | | 2205 | SVK | 0.00 | 1 | -0.66 | 15 | -9.90 | | | Miller, Evgeny | | | 2292 | CAN | 0.00 | 1 | -0.55 | 15 | -8.25 | |
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) | | | | Natanya Shah-Kait 2010 | Natanya | ISR | 2010-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2164 | 2325 | 3.50 | 5 | 0.11 | 15 | 1.65 | |
| | Ettinger, Amir | | | 2001 | ISR | 1.00 | 1 | 0.13 | 15 | 1.95 | | | Sadevich, Rachel | | | 1925 * | ISR | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Cnaan, Moshe | | | 2160 | ISR | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Axelrod, Arie | f | | 2371 | ISR | 0.50 | 1 | 0.06 | 15 | 0.90 | | | Birnboim, Nathan | m | | 2365 | ISR | 0.00 | 1 | -0.44 | 15 | -6.60 | | | * 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) | | | | Summer Kiryat-Uno 2010 | Kiryat Uno | ISR | 2010-07-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2055 | 2324 | 3.50 | 5 | -0.57 | 15 | -8.55 | |
| | Reshef, Omer | | | 1950 | ISR | 1.00 | 1 | 0.10 | 15 | 1.50 | | | Klein, Boris | | | 2141 | ISR | 0.00 | 1 | -0.74 | 15 | -11.10 | | | Lebedinsky, Eduard | | | 2181 | MDA | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Hadari, Ariel | | | 2013 | ISR | 0.50 | 1 | -0.36 | 15 | -5.40 | | | Ettinger, Amir | | | 1989 | ISR | 1.00 | 1 | 0.12 | 15 | 1.80 | |
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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