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Individual Calculations August 2019 |
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| Ehsani, Yassamin Total change: 81.60 | |   |
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| 2019 North American Junior U20 Championship - Girls | Charlotte, North Carolina | USA | 2019-06-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1827 | 1866 | 5.50 | 9 | 0.66 | 40 | 26.40 | |
|  Yellamraju, Aparna | | | 1471 | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Zhu, Evelyn | | wm | 2006 | USA | 0.50 | 1 | 0.19 | 40 | 7.60 | | | Dommalapati, Aasa | | wc | 1691 | USA | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Yip, Carissa | f | wm | 2266 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Velidandla, Sarvagna | | | 1717 | USA | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Wu, Abbie | | | 1466 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Vittal, Sanjana | | wf | 1920 | USA | 0.50 | 1 | 0.08 | 40 | 3.20 | | | Morris-Suzuki, Sophie | | | 1945 | USA | 0.00 | 1 | -0.39 | 40 | -15.60 | | | Zeng, Sheena | | wc | 1964 | USA | 0.50 | 1 | 0.13 | 40 | 5.20 | | | * 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) | | | | 12th New York International - U2200 | New York, New York | USA | 2019-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1923 | 1866 | 3.50 | 5 | 1.38 | 40 | 55.20 | |
| | Gaspard, Fritz | | | 1946 | USA | 0.50 | 1 | 0.11 | 40 | 4.40 | | | Flores, Efren | | | 2038 | USA | 0.50 | 1 | 0.23 | 40 | 9.20 | | | Riddell, Connor | | | 1743 | USA | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Yen, William | | | 1987 | USA | 0.50 | 1 | 0.16 | 40 | 6.40 | | | Arthur, Brian | | | 1902 | USA | 1.00 | 1 | 0.55 | 40 | 22.00 | |
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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