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Individual Calculations July 2010 |
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| Zenyuk, Iryna Total change: -40.05 | |   |
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| 19th Annual Chicago Open | Wheeling, Illinois | USA | 2010-05-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2021 | 2276 | 4.50 | 8 | -1.92 | 15 | -28.80 | |
|  Cao, Kevin Y | | | 1998 | USA | 0.00 | 1 | -0.83 | 15 | -12.45 | |  Keating, Robert F | | | 2084 | USA | 0.00 | 1 | -0.75 | 15 | -11.25 | | | Vayserberg, Tatiana | | | 2061 | USA | 0.00 | 1 | -0.77 | 15 | -11.55 | | | McVay, Karsten A | | | 1876 * | USA | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Yagiz, Bora | | | 1914 | USA | 1.00 | 1 | 0.10 | 15 | 1.50 | | | Vibbert, Sean | | | 2098 | USA | 0.50 | 1 | -0.23 | 15 | -3.45 | | | Magness, Trevor S | | | 2123 | USA | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Ofek, Ariel | | | 2014 | USA | 1.00 | 1 | 0.18 | 15 | 2.70 | | | * 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) | | | | 3rd Ney York International | New York, New York | USA | 2010-06-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2310 | 2276 | 3.50 | 9 | -0.75 | 15 | -11.25 | |
| | Ehlvest, Jaan | g | | 2591 | USA | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Kats, Alena | | | 2041 | USA | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Ganguly, Surya S | g | | 2672 | IND | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Zaderman, Vitaly | | | 2168 | USA | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Wang, Kevin | | | 2169 | USA | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Neimer, Vitaly | m | | 2397 | ISR | 0.50 | 1 | 0.16 | 15 | 2.40 | | | Bercys, Salvijus | m | | 2427 | USA | 0.50 | 1 | 0.20 | 15 | 3.00 | | | Ryba, Andrew | | | 2094 | USA | 0.00 | 1 | -0.74 | 15 | -11.10 | | | Treger, Yefim | | | 2230 | USA | 0.00 | 1 | -0.56 | 15 | -8.40 | |
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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