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Individual Calculations April 2009 |
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| Chernin, Oliver Total change: 2.70 | |   |
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| Happy New Year Open | New York, New York | USA | 2009-01-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2016 | 2134 | 1.50 | 2 | 0.18 | 15 | 2.70 | |
|  Farber, Nelson M | | | 2003 | USA | 1.00 | 1 | 0.32 | 15 | 4.80 | |  Tuhrim, Richard J | | | 2028 | USA | 0.50 | 1 | -0.14 | 15 | -2.10 | |
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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