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Individual Calculations January 2022 |
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| Chen, Ryo Total change: -38.60 | |   |
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| Houston Winter Championship 2021 | Houston, TX | USA | 2021-12-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2194 | 2294 | 2.50 | 4 | 0.16 | 20 | 3.20 | |
|  Niu, Baron T | | | 1894 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Gazik, Viktor | m | | 2539 | SVK | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Zhang, Eric J | | | 1894 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Hevia Alejano, Carlos | g | | 2447 | CUB | 0.50 | 1 | 0.20 | 20 | 4.00 | | | * 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) | | | | 2021 North American Junior Championship - Open Under 20 | Charlotte, North Carolina | USA | 2021-12-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1996 | 2294 | 3.00 | 6 | -2.09 | 20 | -41.80 | |
| | Wu, Andrew | | | 1894 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Baradaran, Arman | | | 1990 | USA | 0.00 | 1 | -0.86 | 20 | -17.20 | | | Singh, Hersh | | | 2044 | USA | 0.00 | 1 | -0.81 | 20 | -16.20 | | | Wen, Tommy | | | 2006 | USA | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Le, Harry | | | 2075 | USA | 0.00 | 1 | -0.78 | 20 | -15.60 | | | Jiang, Andrew | | | 1964 | USA | 1.00 | 1 | 0.12 | 20 | 2.40 | | | * 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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