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Individual Calculations February 2020 |
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| Wu, Rochelle Total change: -98.00 | |   |
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| 29th Annual North American Open | Las Vegas, Nevada | USA | 2019-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2019 | 2136 | 2.50 | 7 | -1.92 | 40 | -76.80 | |
|  Eliezer, Segev | | | 1736 * | USA | 0.00 | 1 | -0.92 | 40 | -36.80 | |  Kondakov, Adrian | c | | 1919 | USA | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Toledo, Aaron | | | 1787 | USA | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Daggupati, Balaji | f | | 2311 | USA | 0.50 | 1 | 0.23 | 40 | 9.20 | | | Wang, Richard | m | | 2342 | CAN | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Chen, Alex | c | | 2064 | USA | 0.00 | 1 | -0.60 | 40 | -24.00 | | | Maiti, Milind | | | 1971 | USA | 0.00 | 1 | -0.72 | 40 | -28.80 | | | * 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) | | | | Burger Memorial Championship 2020 - Open Section | San Francisco, California | USA | 2020-01-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2089 | 2131 | 2.00 | 4 | -0.24 | 40 | -9.60 | |
| | Nathan, Krishna | | | 1949 | USA | 0.00 | 1 | -0.74 | 40 | -29.60 | | | Stearman, Josiah P | f | | 2342 | USA | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Walder, Michael | | | 2008 | USA | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Wu, Derek | | | 2056 | USA | 1.00 | 1 | 0.40 | 40 | 16.00 | |
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) | | | | 11th Annual Golden State Open | Concord, California | USA | 2020-01-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1923 | 2131 | 3.50 | 5 | -0.29 | 40 | -11.60 | |
| | Sivakumar, Shaaketh | | | 1842 | USA | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Canessa, John Luca | | | 2040 | USA | 0.00 | 1 | -0.62 | 40 | -24.80 | | | Zhang, Nathaniel Albion | | | 1935 | USA | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Shevkunov, Vladyslav | | | 1912 | USA | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Rorrer, Grayson | | | 1886 | USA | 0.50 | 1 | -0.30 | 40 | -12.00 | |
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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