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Individual Calculations January 2020 |
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| Morris-Suzuki, Sophie Total change: 56.00 | |   |
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| 7th Annual Magnus High School and Junior High Chess League - December 2019 | New York, New York | USA | 2019-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2198 | 2013 | 1.50 | 2 | 0.88 | 40 | 35.20 | |
|  Levkov, Daniel | | | 1983 | USA | 1.00 | 1 | 0.46 | 40 | 18.40 | |  Niemann, Hans | m | | 2413 * | USA | 0.50 | 1 | 0.42 | 40 | 16.80 | | | * 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) | | | | 38th Annual Empire City Open | New York, New York | USA | 2019-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1919 | 2013 | 3.00 | 4 | 0.52 | 40 | 20.80 | |
| | Cheung, Ryan | | | 1914 | USA | 0.50 | 1 | -0.14 | 40 | -5.60 | | | Zhakamukhov, Eduard | | | 2050 | RUS | 0.50 | 1 | 0.05 | 40 | 2.00 | | | Frumkin R/e, Edward A | | | 1752 | USA | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Underwood, Toshinori | | | 1961 | USA | 1.00 | 1 | 0.43 | 40 | 17.20 | |
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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