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Individual Calculations August 2019 |
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| Liang, Jason Total change: 38.40 | |   |
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| 13th Annual Philadelphia International | Philadelphia, Pennsylvania | USA | 2019-06-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2075 | 1992 | 3.50 | 9 | -0.14 | 30 | -4.20 | |
|  Ippolito, Dean | m | | 2331 | USA | 0.50 | 1 | 0.38 | 30 | 11.40 | |  Bartell, Thomas | m | | 2369 | USA | 0.00 | 1 | -0.09 | 30 | -2.70 | | | Cezila, Rubens | | | 2105 | BRA | 0.00 | 1 | -0.35 | 30 | -10.50 | | | Narayanan, Samrug | c | | 2196 | USA | 0.00 | 1 | -0.24 | 30 | -7.20 | | | Chen, Derek | | | 1781 | USA | 0.50 | 1 | -0.27 | 30 | -8.10 | | | Barretto, Franz | | | 2121 | PHI | 1.00 | 1 | 0.67 | 30 | 20.10 | | | Zheng, Michael | | | 1965 | USA | 0.00 | 1 | -0.54 | 30 | -16.20 | | | Luo, Terry | | | 2072 | USA | 0.50 | 1 | 0.11 | 30 | 3.30 | | | Lee, Jayden | | | 1738 | USA | 1.00 | 1 | 0.19 | 30 | 5.70 | |
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 |
| 2218 | 2049 | 4.00 | 9 | 1.34 | 30 | 40.20 | |
| | Song, Edward | f | | 2394 | USA | 0.00 | 1 | -0.11 | 30 | -3.30 | | | Niemann, Hans | m | | 2449 * | USA | 0.50 | 1 | 0.42 | 30 | 12.60 | | | Gardezi, Arsal | | | 1849 | USA | 1.00 | 1 | 0.24 | 30 | 7.20 | | | Lin, Dachey | f | | 2260 | USA | 0.50 | 1 | 0.27 | 30 | 8.10 | | | Itkin, David | | | 2247 | CAN | 0.00 | 1 | -0.24 | 30 | -7.20 | | | Duong, Nha Thanh | m | | 2230 | CAN | 0.50 | 1 | 0.24 | 30 | 7.20 | | | Gluckman, David | m | | 2177 | RSA | 0.50 | 1 | 0.17 | 30 | 5.10 | | | Tanenbaum, Zachary | | | 2162 | USA | 0.50 | 1 | 0.15 | 30 | 4.50 | | | Wu, Logan | | | 2198 | USA | 0.50 | 1 | 0.20 | 30 | 6.00 | | | * 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) | | | | 18th Annual Manhattan Open | New York, New York | USA | 2019-07-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1995 | 2049 | 3.00 | 5 | 0.08 | 30 | 2.40 | |
| | Thomas, Kenneth | | | 1964 | USA | 0.50 | 1 | -0.12 | 30 | -3.60 | | | Wang, Ellen | | wf | 1791 | USA | 1.00 | 1 | 0.18 | 30 | 5.40 | | | Perez, Robert | | | 2393 | USA | 0.00 | 1 | -0.12 | 30 | -3.60 | | | Boris, Peter | | | 1841 | USA | 1.00 | 1 | 0.23 | 30 | 6.90 | | | Luo, Ryan | | | 1985 | USA | 0.50 | 1 | -0.09 | 30 | -2.70 | |
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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