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Individual Calculations September 2009 |
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| Malinarski, Yehuda Total change: -3.45 | |   |
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| ISR 2nd League North 2009 | Various | ISR | 2009-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2265 | 2101 | 1.50 | 6 | -0.25 | 15 | -3.75 | |
|  Rabinovich, Joseph | | | 2302 | RUS | 0.50 | 1 | 0.26 | 15 | 3.90 | |  Yudkovsky, Yair | | | 2244 | ISR | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Grinshpun, Eduard | m | | 2433 | RUS | 0.50 | 1 | 0.38 | 15 | 5.70 | | | Aharon, Ofir | | | 2142 | ISR | 0.00 | 1 | -0.44 | 15 | -6.60 | | | Kraidman, Yair | g | | 2290 | ISR | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Berman, Mark | | | 2180 | ISR | 0.50 | 1 | 0.11 | 15 | 1.65 | |
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) | | | | 3-rd International Open Chess Festival VARNA | St. st. Constantine and Helena | BUL | 2009-06-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2147 | 2101 | 3.00 | 7 | 0.02 | 15 | 0.30 | |
| | Sadzikowski, Daniel | | | 2280 | POL | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Zelenka, Katarzyna | | | 1751 | POL | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Stjazhkina, Olga | | wg | 2276 | RUS | 0.50 | 1 | 0.23 | 15 | 3.45 | | | Fedoseev, Vladimir | f | | 2318 | RUS | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Melnikova, Yana | | wg | 2264 | RUS | 0.50 | 1 | 0.22 | 15 | 3.30 | | | Miteva, Silvena | | | 1751 | BUL | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Serafimov, Tervel | m | | 2388 | BUL | 0.00 | 1 | -0.16 | 15 | -2.40 | |
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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