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Individual Calculations July 2013 |
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| Kopiecki, Edward Total change: -10.65 | |   |
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| 2013 MCC June Grand Prix | New York, New York | USA | 2013-06-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2099 | 1952 | 0.50 | 2 | -0.15 | 15 | -2.25 | |
|  Tuhrim, Richard J | | | 2247 | USA | 0.00 | 1 | -0.15 | 15 | -2.25 | |  Moazami, Amir | | | 1951 | USA | 0.50 | 1 | 0.00 | 15 | 0.00 | |
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) | | | | 6th New York International - U2200 Section | New York, New York | USA | 2013-06-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1930 | 1952 | 0.50 | 2 | -0.56 | 15 | -8.40 | |
| | Tanwir, Furqan | | | 2003 | USA | 0.00 | 1 | -0.43 | 15 | -6.45 | | | Rachlin, Paul | | | 1856 | USA | 0.50 | 1 | -0.13 | 15 | -1.95 | |
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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