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Individual Calculations August 2015 |
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| Katz, Alexander R Total change: 10.40 | |   |
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| 3rd Annual DC International | Arlington, Virginia | USA | 2015-06-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2196 | 2320 | 5.00 | 9 | -0.89 | 20 | -17.80 | |
|  Guo, Arthur | c | | 1931 | USA | 1.00 | 1 | 0.09 | 20 | 1.80 | |  Panchanathan, Magesh Chandran | g | | 2541 | IND | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Onabogun, Kolade | | | 2142 | NGR | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Balakrishnan, Praveen | | | 2226 | USA | 0.00 | 1 | -0.63 | 20 | -12.60 | | | Zheng, Andrew | | | 2113 | USA | 0.50 | 1 | -0.27 | 20 | -5.40 | | | Niemann, Hans M | | | 2176 | USA | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Larson, Matthew W | | | 2160 | USA | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Rohan, Ahuja | | | 2218 | IND | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Burke, John M | | | 2258 | USA | 0.50 | 1 | -0.09 | 20 | -1.80 | |
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 |
| 2357 | 2320 | 5.50 | 9 | 1.41 | 20 | 28.20 | |
| | Nieto, Guillermo Luigui Ubaldo | | | 2023 | COL | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Avrukh, Boris | g | | 2605 | ISR | 0.50 | 1 | 0.34 | 20 | 6.80 | | | Panchanathan, Magesh Chandran | g | | 2541 | IND | 0.50 | 1 | 0.28 | 20 | 5.60 | | | Ghaem Maghami, Ehsan | g | | 2570 | IRI | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Gongora Montes, Benjamin | m | | 2143 | MEX | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Burke, John M | | | 2258 | USA | 0.50 | 1 | -0.09 | 20 | -1.80 | | | Balakrishnan, Praveen | | | 2226 | USA | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Harmon-Vellotti, Luke | m | | 2430 | USA | 0.50 | 1 | 0.15 | 20 | 3.00 | | | Lee, Michael | m | | 2416 | 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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