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Individual Calculations August 2019 |
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| Zhang, Alan Total change: 42.40 | |   |
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| 13th Annual Philadelphia International | Philadelphia, Pennsylvania | USA | 2019-06-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2195 | 2081 | 4.00 | 9 | 0.75 | 40 | 30.00 | |
|  Katz, Alexander | m | | 2427 | USA | 0.00 | 1 | -0.11 | 40 | -4.40 | |  Taylor, Timothy | m | | 2213 | USA | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Shaffer, Alexander | | | 1915 | PUR | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Koenigsberg, Andrew | | | 1942 | USA | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Tiglon, Bryce | m | | 2373 | USA | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Marrero Lopez, Yaniet | | wg | 2193 | CUB | 1.00 | 1 | 0.65 | 40 | 26.00 | | | Daggupati, Balaji | f | | 2331 | USA | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Cupid, Kevin | f | | 2150 | TTO | 1.00 | 1 | 0.60 | 40 | 24.00 | | | Nakada, Akira | c | | 2211 | USA | 0.00 | 1 | -0.32 | 40 | -12.80 | |
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) | | | | 47th Annual World Open | Philadelphia, Pennsylvania | USA | 2019-07-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2171 | 2081 | 3.00 | 7 | 0.31 | 40 | 12.40 | |
| | Fishbein, Alexander | g | | 2432 | USA | 1.00 | 1 | 0.89 | 40 | 35.60 | | | Bartell, Thomas | m | | 2375 | USA | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Guo, Arthur | m | | 2284 | USA | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Ramer, Scott | | | 2269 | USA | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Jin, Derek | | | 1862 | USA | 0.50 | 1 | -0.28 | 40 | -11.20 | | | Bauza Mercere, Eduardo | | | 1681 * | ARG | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Huang, Andy | f | | 2292 | USA | 0.50 | 1 | 0.27 | 40 | 10.80 | | | * 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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