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Individual Calculations October 2015 |
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| Leite, George S Total change: -33.60 | |   |
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| American Chess Promotions Open | Chamblee, Georgia | USA | 2015-09-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2111 | 2079 | 1.00 | 4 | -0.84 | 40 | -33.60 | |
|  Mc Carthy, Brian | | | 2216 | USA | 0.00 | 1 | -0.32 | 40 | -12.80 | |  Newsom, Gary Dale | | | 2073 | USA | 1.00 | 1 | 0.49 | 40 | 19.60 | | | Vest, David M | | | 2184 | USA | 0.00 | 1 | -0.36 | 40 | -14.40 | | | Brookshear, Timothy | | | 1972 | USA | 0.00 | 1 | -0.65 | 40 | -26.00 | |
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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