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Individual Calculations July 2009 |
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| Korley, Kassa Total change: 23.25 | |   |
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| New York March Open | New York, New York | USA | 2009-03-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2077 | 2126 | 1.00 | 1 | 0.43 | 15 | 6.45 | |
|  Widmaier, Marc | | | 2077 | USA | 1.00 | 1 | 0.43 | 15 | 6.45 | |
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) | | | | 11th Annual Foxwoods Open | Mashantucket, Connecticut | USA | 2009-04-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2244 | 2120 | 3.50 | 7 | 1.12 | 15 | 16.80 | |
|  Betaneli, Alex | f | | 2298 | USA | 0.50 | 1 | 0.23 | 15 | 3.45 | | | Mandizha, Farai | f | | 2313 | ZIM | 1.00 | 1 | 0.75 | 15 | 11.25 | | | Zenyuk, Iryna | c | wm | 2305 | USA | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Ardaman, Miles F | f | | 2317 | USA | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Melekhina, Alisa | | wm | 2287 | USA | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Gershenov, Ben | | | 1987 | USA | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Dougherty, Michael | f | | 2203 | CAN | 1.00 | 1 | 0.61 | 15 | 9.15 | |
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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