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Individual Calculations September 2015 |
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| Zhou, Qiyu Total change: 51.60 | |   |
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| 2015 North American U20 Female Championships | Kitchener | CAN | 2015-07-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1903 | 2126 | 5.00 | 9 | -1.87 | 40 | -74.80 | |
|  Li, Yilin | | | 1853 | CAN | 0.50 | 1 | -0.33 | 40 | -13.20 | |  Giblon, Rebecca | | | 1739 | CAN | 0.50 | 1 | -0.41 | 40 | -16.40 | | | Qiao, Cindy | | wf | 1726 * | CAN | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Hua, Margaret | | wc | 1907 | USA | 0.50 | 1 | -0.28 | 40 | -11.20 | | | Feng, Maggie | | wc | 2037 | USA | 0.50 | 1 | -0.12 | 40 | -4.80 | | | Yu, Jennifer R | | wf | 2072 | USA | 0.50 | 1 | -0.08 | 40 | -3.20 | | | Ding, Kimberly | | wf | 1920 | USA | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Bykovtsev, Agata | | wf | 2034 | USA | 0.00 | 1 | -0.63 | 40 | -25.20 | | | Dong, Alice | | | 1841 | USA | 0.50 | 1 | -0.34 | 40 | -13.60 | | | * 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) | | | | Chess in Kecskemet IM Aug 2015 | Kecskemet | HUN | 2015-08-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2199 | 2102 | 8.50 | 14 | 3.16 | 40 | 126.40 | |
| | Marholev, Dimitar | m | | 2325 | BUL | 1.00 | 1 | 0.78 | 40 | 31.20 | | | Hajnal, Zoltan | m | | 2377 | HUN | 1.00 | 1 | 0.83 | 40 | 33.20 | | | Wong, Yee Chit | c | | 1959 | SIN | 0.50 | 1 | -0.19 | 40 | -7.60 | | | Horton, Jamie A | | | 2023 | ENG | 0.50 | 1 | -0.11 | 40 | -4.40 | | | McPhillips, Joseph | | | 2191 | ENG | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Juhasz, Barbara | | wf | 2183 | HUN | 0.50 | 1 | 0.11 | 40 | 4.40 | | | Kiss, Pal | m | | 2336 | HUN | 1.00 | 1 | 0.79 | 40 | 31.60 | | | Marholev, Dimitar | m | | 2325 | BUL | 1.00 | 1 | 0.78 | 40 | 31.20 | | | Hajnal, Zoltan | m | | 2377 | HUN | 1.00 | 1 | 0.83 | 40 | 33.20 | | | Wong, Yee Chit | c | | 1959 | SIN | 0.00 | 1 | -0.69 | 40 | -27.60 | | | Horton, Jamie A | | | 2023 | ENG | 0.00 | 1 | -0.61 | 40 | -24.40 | | | McPhillips, Joseph | | | 2191 | ENG | 0.50 | 1 | 0.12 | 40 | 4.80 | | | Juhasz, Barbara | | wf | 2183 | HUN | 0.50 | 1 | 0.11 | 40 | 4.40 | | | Kiss, Pal | m | | 2336 | HUN | 1.00 | 1 | 0.79 | 40 | 31.60 | |
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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