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Individual Calculations September 2009 |
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| Chandra, Kevin Total change: 4.50 | |   |
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| DFW FIDE Open IV | Richardson, Texas | USA | 2009-06-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1872 | 1782 | 1.50 | 3 | 0.35 | 25 | 8.75 | |
|  Pamatmat, Jarod | | | 2008 | USA | 1.00 | 1 | 0.79 | 25 | 19.75 | |  Phillips, David W | | | 1937 | USA | 0.50 | 1 | 0.21 | 25 | 5.25 | | | He, Tommy O | | | 1671 | USA | 0.00 | 1 | -0.65 | 25 | -16.25 | |
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) | | | | DFW FIDE Open V | Richardson, Texas | USA | 2009-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2165 | 1771 | 0.00 | 2 | -0.17 | 25 | -4.25 | |
| | Ramirez, Alejandro | g | | 2171 * | CRC | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Lopez Ii, Nelson | | | 2159 | USA | 0.00 | 1 | -0.09 | 25 | -2.25 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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