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Individual Calculations July 2022 |
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| Wong, Andrew Yun Total change: -58.80 | |   |
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| 2021 CalChess State Open Class Championship Master | Santa Clara, California | USA | 2022-05-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1425 | 1583 | 0.50 | 1 | -0.21 | 40 | -8.40 | |
|  Cui, Young Cheung | | | 1425 | USA | 0.50 | 1 | -0.21 | 40 | -8.40 | |
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) | | | | 2021 CalChess State Open Class Championship Expert | Santa Clara, California | USA | 2022-05-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1645 | 1583 | 2.00 | 5 | -0.12 | 40 | -4.80 | |
| | Das, Rohan | | | 1644 | USA | 0.50 | 1 | 0.08 | 40 | 3.20 | |  Wen, Kally | | wc | 1603 | USA | 0.50 | 1 | 0.03 | 40 | 1.20 | | | Yao, Hanchi | | | 1538 | USA | 0.00 | 1 | -0.56 | 40 | -22.40 | | | Patil, Yashas | | | 1573 | USA | 0.50 | 1 | -0.01 | 40 | -0.40 | | | Xu, Jayden | | | 1868 | USA | 0.50 | 1 | 0.34 | 40 | 13.60 | |
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) | | | | BayAreaChess 2-Day Championship - FIDE | Milpitas, CA | USA | 2022-06-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1657 | 1583 | 0.50 | 4 | -1.14 | 40 | -45.60 | |
| | Weng, Nicholas Ruogu | | | 1839 | USA | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Tia, Rudy Goce | | | 1718 | PNG | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Yao, Hanchi | | | 1538 | USA | 0.50 | 1 | -0.06 | 40 | -2.40 | | | Bhaduri, Neil S | | | 1534 | USA | 0.00 | 1 | -0.57 | 40 | -22.80 | |
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) | | |
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