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Individual Calculations November 2010 |
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| Perez, Samuel Total change: 27.50 | |   |
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| 2010 UMBC Championship | Baltimore, Maryland | USA | 2010-09-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2065 | 1766 | 1.00 | 3 | 0.52 | 25 | 13.00 | |
|  Harris, Ian | | | 2095 | USA | 0.00 | 1 | -0.12 | 25 | -3.00 | | | Moorthy, Srinivas | | | 1934 | USA | 1.00 | 1 | 0.72 | 25 | 18.00 | |  Selzler, Ricky | | | 2166 * | USA | 0.00 | 1 | -0.08 | 25 | -2.00 | | | * 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) | | | | Boardwalk Open | Asbury Park, New Jersey | USA | 2010-10-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2127 | 1766 | 1.00 | 4 | 0.58 | 25 | 14.50 | |
| | Katz, Alexander R | | | 2153 | USA | 0.00 | 1 | -0.09 | 25 | -2.25 | | | Allen, Edward J | | | 2166 * | USA | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Pozarek, Stephen J | | | 2111 | USA | 0.50 | 1 | 0.39 | 25 | 9.75 | | | Balakumar, Sivasan | | | 2078 | IND | 0.50 | 1 | 0.36 | 25 | 9.00 | | | * 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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