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Individual Calculations January 2023 |
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| Sun, Ryan Total change: 97.60 | |   |
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| 3rd Boston Elite Thanksgiving Open | Norwood, MA | USA | 2022-11-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2166 | 2015 | 4.00 | 6 | 1.82 | 40 | 72.80 | |
|  Wang, Tianna | | | 1737 | USA | 1.00 | 1 | 0.17 | 40 | 6.80 | |  Lewis, Franklin Phillip | | | 1631 | USA | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Lu, Maximillian | m | | 2422 | USA | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Ivanov, Alexander | g | | 2439 | USA | 1.00 | 1 | 0.93 | 40 | 37.20 | | | Shanmugasundaram, Rajesh | | | 2191 | IND | 0.50 | 1 | 0.23 | 40 | 9.20 | | | Zhou, Jianchao | g | | 2575 | CHN | 0.00 | 1 | -0.02 | 40 | -0.80 | |
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) | | | | 37th annual Eastern Open - Premier | Arlington, VA | USA | 2022-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1984 | 2017 | 5.00 | 8 | 0.62 | 40 | 24.80 | |
| | Rallabandi, Krishna K | | | 1617 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Bortnyk, Mykola | m | | 2455 | UKR | 0.50 | 1 | 0.44 | 40 | 17.60 | | | Pang, Brian | | | 1852 | USA | 0.00 | 1 | -0.72 | 40 | -28.80 | | | Slate, Kent | | | 1829 | USA | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Muthukumar, Haari | | | 1828 | USA | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Shah, Ansh Milinkumar | | | 2195 | IND | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Nguyen, James L | | | 1946 | USA | 1.00 | 1 | 0.40 | 40 | 16.00 | | | Sriniaiyer, Sudarshan | | | 2150 | USA | 0.50 | 1 | 0.18 | 40 | 7.20 | | | * 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) | | |
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