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Individual Calculations June 2017 |
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| Marrus, Matthew Total change: 16.80 | |   |
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| GM Koltanowski Memorial | Berkeley, California | USA | 2017-03-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1522 | 1261 | 1.00 | 3 | 0.42 | 40 | 16.80 | |
|  Yanofsky, Kevin | | | 1570 | USA | 0.00 | 1 | -0.14 | 40 | -5.60 | |  Agdamag, Samuel Za | | | 1612 | USA | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Valente, Marty J | | | 1384 | USA | 1.00 | 1 | 0.67 | 40 | 26.80 | |
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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