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Individual Calculations September 2010 |
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| Matlin, Anna R Total change: 32.25 | |   |
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| 38th Annual World Open - U2400 Section | King of Prussia, Pennsylvania | USA | 2010-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2051 | 1884 | 3.00 | 6 | 1.20 | 15 | 18.00 | |
|  Koo, Oliver T | | | 2241 | USA | 0.50 | 1 | 0.39 | 15 | 5.85 | |  Daly, Troy | | | 2137 | USA | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Altschuler, Jason | | | 1962 | USA | 0.00 | 1 | -0.39 | 15 | -5.85 | | | Hua, David A | | | 1983 | USA | 1.00 | 1 | 0.64 | 15 | 9.60 | | | Chiang, Sarah | | wc | 1808 | USA | 0.50 | 1 | -0.10 | 15 | -1.50 | | | Dzera, Victor | | | 2175 | CAN | 1.00 | 1 | 0.85 | 15 | 12.75 | |
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) | | | | 2010 NA Youth Ch U16 Girls | Montreal, Quebec | CAN | 2010-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1873 | 1891 | 2.00 | 2 | 0.95 | 15 | 14.25 | |
| | Robinson, Darrian | | | 1942 | USA | 1.00 | 1 | 0.57 | 15 | 8.55 | | | Lam, Fiona | | | 1804 | USA | 1.00 | 1 | 0.38 | 15 | 5.70 | |
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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