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Individual Calculations February 2013 |
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| Yim, Tony Sung Total change: 12.75 | |   |
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| 22nd Annual North American Open - U2300 Section | Las Vegas, Nevada | USA | 2012-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2065 | 2090 | 3.50 | 6 | 0.43 | 15 | 6.45 | |
|  Alvarez, Tirso | | | 1690 * | USA | 1.00 | 1 | 0.08 | 15 | 1.20 | |  Amerkeshev, Madiyar | | | 2176 | KAZ | 0.50 | 1 | 0.12 | 15 | 1.80 | | | Corallo, Michael Patrick | | | 2149 | USA | 0.50 | 1 | 0.08 | 15 | 1.20 | | | Tiglon, Bryce | | | 2066 | USA | 1.00 | 1 | 0.47 | 15 | 7.05 | | | Akopyan, Harutyun | f | | 2199 | USA | 0.50 | 1 | 0.15 | 15 | 2.25 | | | Nita, Marian Nick | | | 2108 | USA | 0.00 | 1 | -0.47 | 15 | -7.05 | | | * 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) | | | | 4th Annual Golden State Open | Concord, California | USA | 2013-01-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2171 | 2090 | 2.00 | 4 | 0.42 | 15 | 6.30 | |
| | Tang, Andrew | | | 2156 | USA | 0.50 | 1 | 0.09 | 15 | 1.35 | | | Zavadsky, Peter | | | 2298 | SVK | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Salazar, Aura Cristina | | wm | 2225 | COL | 0.50 | 1 | 0.18 | 15 | 2.70 | | | Zaloznyy, Mike Y | | | 2003 | 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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