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Individual Calculations August 2015 |
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| Hua, David A Total change: -16.20 | |   |
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| 3rd Annual DC International | Arlington, Virginia | USA | 2015-06-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2173 | 2319 | 4.50 | 9 | -1.53 | 20 | -30.60 | |
|  Vigneshwaran, N. | | | 1919 * | IND | 0.00 | 1 | -0.92 | 20 | -18.40 | |  Vazquez Maccarini, Danitza | | wm | 2014 | PUR | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Korba, Nicky | | | 2117 | USA | 0.50 | 1 | -0.26 | 20 | -5.20 | | | Moon, Benjamin | | | 1978 | USA | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Chandra, Akshat | m | | 2495 | USA | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Bennett, David Michael | c | | 2120 | USA | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Mekhitarian, Krikor Sevag | g | | 2571 | BRA | 0.50 | 1 | 0.31 | 20 | 6.20 | | | Balakrishnan, Praveen | | | 2226 | USA | 0.50 | 1 | -0.13 | 20 | -2.60 | | | Zheng, Andrew | | | 2113 | USA | 0.00 | 1 | -0.76 | 20 | -15.20 | | | * 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) | | | | 43rd Annual World Open | Arlington, Virginia | USA | 2015-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2267 | 2301 | 5.50 | 9 | 0.72 | 20 | 14.40 | |
| | Fishbein, Matthew E | | | 1945 | USA | 0.50 | 1 | -0.39 | 20 | -7.80 | | | Yanovsky, Vlad | | | 2036 | USA | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Bodek, Michael H | f | | 2425 | USA | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Harmon-Vellotti, Luke | m | | 2430 | USA | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Krush, Irina | g | wg | 2477 | USA | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Perez-Billinghurst, Ricardo | | | 2164 | USA | 0.50 | 1 | -0.18 | 20 | -3.60 | | | Carter, Emmanuel | | | 2126 | USA | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Esserman, Marc | m | | 2406 | USA | 1.00 | 1 | 0.64 | 20 | 12.80 | | | Li, Ruifeng | f | | 2394 | USA | 0.50 | 1 | 0.13 | 20 | 2.60 | |
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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