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Individual Calculations August 2013 |
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| Perry, Zachery Total change: 12.30 | |   |
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| 41st Annual World Open - U2200 Section | Arlington, Virginia | USA | 2013-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2111 | 1863 | 1.00 | 3 | 0.41 | 30 | 12.30 | |
|  Del Castillio, William C | | | 2173 | ECU | 1.00 | 1 | 0.86 | 30 | 25.80 | | | Boyer Censore, Gisuppe E | | | 2098 | VEN | 0.00 | 1 | -0.21 | 30 | -6.30 | |  Schwartz, Maxwell | | | 2061 | USA | 0.00 | 1 | -0.24 | 30 | -7.20 | |
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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