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Individual Calculations March 2015 |
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| Poteat, Lilia Meil Total change: -28.00 | |   |
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| 2015 Marshall January Grand Prix | New York, New York | USA | 2015-01-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2231 | 1921 | 0.50 | 2 | 0.20 | 40 | 8.00 | |
|  Brodsky, David | f | | 2156 | USA | 0.50 | 1 | 0.29 | 40 | 11.60 | |  Bonin, Jay Richard | m | | 2306 | USA | 0.00 | 1 | -0.09 | 40 | -3.60 | |
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) | | | | 2015 February MCC Grand Prix | New York, New York | USA | 2015-01-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1989 | 1921 | 0.00 | 2 | -0.90 | 40 | -36.00 | |
| | Bonin, Jay Richard | m | | 2306 | USA | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Davis, Katherine S | | | 1672 | USA | 0.00 | 1 | -0.81 | 40 | -32.40 | |
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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