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Individual Calculations August 2012 |
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| Cao, Kevin Y Total change: 28.05 | |   |
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| 2012 US Junior Closed - Group B | St Louis, Missouri | USA | 2012-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2345 | 2184 | 3.50 | 7 | 1.38 | 15 | 20.70 | |
|  Arnold, Marc Tyler | m | | 2529 | USA | 0.00 | 1 | -0.11 | 15 | -1.65 | |  Rosen, Eric S | f | | 2328 | USA | 1.00 | 1 | 0.69 | 15 | 10.35 | | | Troff, Kayden W | f | | 2271 | USA | 0.50 | 1 | 0.12 | 15 | 1.80 | | | Williams, Justus D | | | 2216 | USA | 1.00 | 1 | 0.54 | 15 | 8.10 | | | Naroditsky, Daniel | m | | 2486 | USA | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Perez, Robert | | | 2334 | USA | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Sturt, Raven M | | | 2248 | USA | 1.00 | 1 | 0.59 | 15 | 8.85 | |
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) | | | | 5th Annual Chicago Class | Wheeling, Illinois | USA | 2012-07-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2107 | 2184 | 3.50 | 5 | 0.49 | 15 | 7.35 | |
| | Velikanov, Alexander | | | 2143 | USA | 0.50 | 1 | -0.06 | 15 | -0.90 | | | Marsh, Matthew L | | | 2158 | USA | 0.00 | 1 | -0.54 | 15 | -8.10 | | | Hua, Margaret M | | | 1948 | USA | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Kasiurak, Zach | | | 2108 | USA | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Shaw, Tenzing W | | | 2179 | USA | 1.00 | 1 | 0.49 | 15 | 7.35 | |
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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