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Individual Calculations September 2022 |
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| Willy, Stephen Total change: -113.52 | |   |
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| 12th Annual Barber National Tournament of Middle School State Champions | Rancho Mirage, California | USA | 2022-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1913 | 1848 | 0.00 | 2 | -0.92 | 33 | -30.36 | |
|  Zhao, Erick | f | | 2290 | USA | 0.00 | 1 | -0.06 | 33 | -1.98 | |  Chan, Ethan | | | 1536 | USA | 0.00 | 1 | -0.86 | 33 | -28.38 | |
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) | | | | 2022 NAYCC U12 Open | Calgary | CAN | 2022-08-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1672 | 1945 | 5.00 | 8 | -1.54 | 33 | -50.82 | |
| | Tang, Dylan | | | 1654 | USA | 0.00 | 1 | -0.85 | 33 | -28.05 | | | Garcia Noriega, Diego Paolo | | | 1545 * | MEX | 1.00 | 1 | 0.08 | 33 | 2.64 | | | Wu, Jonathan | | | 1600 | CAN | 1.00 | 1 | 0.11 | 33 | 3.63 | | | Xu, Gordon | | | 1596 | USA | 0.50 | 1 | -0.39 | 33 | -12.87 | | | Fogo Esquivel, Levi Kalani | | | 1620 | MEX | 1.00 | 1 | 0.13 | 33 | 4.29 | | | Tang, Benjamin | | | 1723 | USA | 1.00 | 1 | 0.22 | 33 | 7.26 | | | Wang, Alexander J | | | 1789 | USA | 0.50 | 1 | -0.21 | 33 | -6.93 | | | Lu, Yiding | | | 1851 | USA | 0.00 | 1 | -0.63 | 33 | -20.79 | | | * 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) | | | | PNWCC FIDE Hybrid Match - August 2022 II | Redmond (WA, USA), San Jose (CA, USA) and Vrsac (Serbia), Plovdiv (Bulgaria) | USA | 2022-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2100 | 1945 | 3.50 | 7 | 1.40 | 33 | 46.20 | |
| | Vlashki, Nino | | | 2184 | BUL | 0.00 | 1 | -0.20 | 33 | -6.60 | | | Jovchev, Aleksi | | | 2162 | BUL | 0.00 | 1 | -0.22 | 33 | -7.26 | | | Djonev, Svetozar | | | 2157 | BUL | 0.50 | 1 | 0.27 | 33 | 8.91 | | | Djonev, Svetozar | | | 2157 | BUL | 1.00 | 1 | 0.77 | 33 | 25.41 | | | Mishev, Liubomir | | | 2017 | BUL | 0.00 | 1 | -0.40 | 33 | -13.20 | | | Dzangov, Aleksandar | | | 2011 | BUL | 1.00 | 1 | 0.59 | 33 | 19.47 | | | Dzangov, Aleksandar | | | 2011 | BUL | 1.00 | 1 | 0.59 | 33 | 19.47 | |
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) | | | | 2022 Las Vegas Open - Premier | Las Vegas, Nevada | USA | 2022-08-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1746 | 1945 | 0.50 | 4 | -2.38 | 33 | -78.54 | |
| | Creger V, Leo | | | 1938 | USA | 0.00 | 1 | -0.51 | 33 | -16.83 | | | Leano, Bryan B | | | 1896 | USA | 0.50 | 1 | -0.07 | 33 | -2.31 | | | Garg, Priyansh | | | 1545 * | USA | 0.00 | 1 | -0.92 | 33 | -30.36 | | | Jiang, Kate | | | 1604 | CAN | 0.00 | 1 | -0.88 | 33 | -29.04 | | | * 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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