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Individual Calculations January 2010 |
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| Bakalchuk, Johnatan Total change: -24.75 | |   |
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| KFS Championship 2009 | Kfar Saba | ISR | 2009-09-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2025 | 1964 | 1.50 | 7 | -1.42 | 25 | -35.50 | |
|  Paz, Arnon | | | 1844 | ISR | 0.00 | 1 | -0.66 | 25 | -16.50 | |  Protkin, Boris | | | 2115 | ISR | 0.00 | 1 | -0.30 | 25 | -7.50 | | | Klevinskiy, David | | | 2101 | ISR | 0.50 | 1 | 0.18 | 25 | 4.50 | | | Levits, Yuri | | | 1973 | ISR | 1.00 | 1 | 0.51 | 25 | 12.75 | | | Ben Artzi, Ido | | | 2112 | ISR | 0.00 | 1 | -0.30 | 25 | -7.50 | | | Magen, Paz | | | 2018 | ISR | 0.00 | 1 | -0.42 | 25 | -10.50 | | | Gorelikov, Israel | | | 2013 | ISR | 0.00 | 1 | -0.43 | 25 | -10.75 | |
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) | | | | Chaim Kandelshine Memorial 2009 | Herzlia | ISR | 2009-10-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2051 | 1964 | 3.50 | 8 | 0.43 | 25 | 10.75 | |
| | Tal, Eyal | | | 2061 | ISR | 1.00 | 1 | 0.63 | 25 | 15.75 | | | Hasidovsky, Michael | | | 2111 | ISR | 0.00 | 1 | -0.30 | 25 | -7.50 | | | Nitzan, Yaniv | | | 2040 | ISR | 1.00 | 1 | 0.60 | 25 | 15.00 | | | Goldberg, Grigory | | | 1904 | ISR | 0.50 | 1 | -0.08 | 25 | -2.00 | | | Cnaan, Moshe | | | 2151 | ISR | 0.00 | 1 | -0.26 | 25 | -6.50 | | | Magen, Paz | | | 2018 | ISR | 0.00 | 1 | -0.42 | 25 | -10.50 | | | Schwarz, Harry | | | 2081 | ISR | 1.00 | 1 | 0.66 | 25 | 16.50 | | | Chikman, Alan | | | 2040 | ISR | 0.00 | 1 | -0.40 | 25 | -10.00 | |
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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