Individual Calculations September 2011 |
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Ryba, Andrew Total change: -3.30 | | |
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39th Annual World Open - U2200 Section | Philadelphia, Pennsylvania | USA | 2011-06-28 |
Rc | Ro | w | n | change | K | K*chg | Game |
2109 | 2154 | 1.50 | 2 | 0.37 | 15 | 5.55 | |
| Wang, Michael | | | 2085 | USA | 1.00 | 1 | 0.40 | 15 | 6.00 | | Perez-Billinghurst, Ricardo | | | 2132 | USA | 0.50 | 1 | -0.03 | 15 | -0.45 | | 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) | | 41st Annual Continental Open | Sturbridge, Massachusetts | USA | 2011-08-11 |
Rc | Ro | w | n | change | K | K*chg | Game |
2150 | 2152 | 2.00 | 5 | -0.59 | 15 | -8.85 | |
| Kacheishvili, Giorgi | g | | 2552 * | GEO | 0.00 | 1 | -0.08 | 15 | -1.20 | | Chiang, Michael | | | 2062 | USA | 0.50 | 1 | -0.12 | 15 | -1.80 | | Smail, Benedict A | | | 2070 | USA | 0.50 | 1 | -0.11 | 15 | -1.65 | | Taylor, Steven A | | | 2194 | USA | 1.00 | 1 | 0.56 | 15 | 8.40 | | Raghunathan, Yogesh | | | 1873 | USA | 0.00 | 1 | -0.84 | 15 | -12.60 | | * 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) | |
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