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Individual Calculations January 2010 |
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| Reshef, Omer Total change: -4.95 | |   |
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| Chaim Kandelshine Memorial 2009 | Herzlia | ISR | 2009-10-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2010 | 1890 | 4.50 | 9 | 1.34 | 15 | 20.10 | |
|  Kudischewitsch, David | m | | 2290 * | RUS | 0.00 | 1 | -0.08 | 15 | -1.20 | |  Bar-Or, Ornan | | | 1999 | ISR | 0.50 | 1 | 0.15 | 15 | 2.25 | | | Papiashvilli, Kobi | | | 1800 | ISR | 0.00 | 1 | -0.62 | 15 | -9.30 | | | Towers, Brian | | | 1917 | ISR | 1.00 | 1 | 0.54 | 15 | 8.10 | | | Tal, Eyal | | | 2061 | ISR | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Schwarz, Harry | | | 2081 | ISR | 0.50 | 1 | 0.25 | 15 | 3.75 | | | Chikman, Alan | | | 2040 | ISR | 0.50 | 1 | 0.20 | 15 | 3.00 | | | Goldberg, Grigory | | | 1904 | ISR | 1.00 | 1 | 0.52 | 15 | 7.80 | | | Hadari, Ariel | | | 2002 | ISR | 1.00 | 1 | 0.65 | 15 | 9.75 | | | * 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) | | | | World Youth Chess Championship-u12 | Antalya | TUR | 2009-11-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1932 | 1955 | 2.50 | 8 | -1.67 | 15 | -25.05 | |
| | Ruiz C, Joshua D | f | | 2120 | COL | 1.00 | 1 | 0.72 | 15 | 10.80 | | | Duda, Jan-Krzysztof | f | | 2079 | POL | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Boruchovsky, Avital | | | 2139 | ISR | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Jumanov, Elbek | | | 1693 | UZB | 0.00 | 1 | -0.82 | 15 | -12.30 | | | Vural, Murathan | | | 1657 | TUR | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Lamard, Guillaume | f | | 2138 | FRA | 0.50 | 1 | 0.24 | 15 | 3.60 | | | Andreev, Petr | | | 1815 | RUS | 0.00 | 1 | -0.69 | 15 | -10.35 | | | Hauge, Lars Oskar | | | 1818 | NOR | 0.00 | 1 | -0.68 | 15 | -10.20 | |
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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