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Individual Calculations September 2014 |
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| Zheng, Andrew Total change: 53.20 | |   |
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| 4th Annual Potomac Open | Rockville, Maryland | USA | 2014-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2127 | 1986 | 3.00 | 5 | 1.33 | 40 | 53.20 | |
|  Attanagoda, Isuru | | | 1962 | USA | 1.00 | 1 | 0.47 | 40 | 18.80 | |  Riddell, John | | | 2092 | USA | 0.50 | 1 | 0.14 | 40 | 5.60 | | | Chang, Jeffrey E | | | 2027 | USA | 1.00 | 1 | 0.56 | 40 | 22.40 | | | Paragua, Mark C | g | | 2386 * | PHI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Lowinger, Daniel | | | 2167 | USA | 0.50 | 1 | 0.24 | 40 | 9.60 | | | * 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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