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Individual Calculations August 2021 |
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| Su, Kevin Total change: 1.20 | |   |
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| 49th Annual World Open - Under 2000 | Philadelphia, Pennsylvania | USA | 2021-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1467 | 1840 | 3.50 | 4 | -0.11 | 40 | -4.40 | |
|  Baim, Elvin | | | 1544 | AZE | 1.00 | 1 | 0.15 | 40 | 6.00 | |  Wang, Ryan | | | 1440 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Li, Justin Y | | | 1440 * | USA | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Luo, Will | | | 1445 | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * 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) | | | | 3rd Charlotte Masters | Charlotte, North Carolina | USA | 2021-07-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1937 | 1840 | 2.00 | 5 | 0.14 | 40 | 5.60 | |
| | Bhatt, Anand | | | 1779 | USA | 1.00 | 1 | 0.42 | 40 | 16.80 | | | Vanapalli, Vishnu | | | 1918 | USA | 0.00 | 1 | -0.39 | 40 | -15.60 | | | Nguyen, James | | | 1929 | USA | 0.50 | 1 | 0.12 | 40 | 4.80 | | | Amburgy, Ryan | | | 2012 | USA | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Chen, Alex | c | | 2045 | USA | 0.50 | 1 | 0.26 | 40 | 10.40 | |
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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