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Individual Calculations January 2022 |
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| Kothapalli, Pradhyumna Kumar Total change: 10.80 | |   |
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| 52nd Annual National Chess Congress - Premier | Philadelphia, Pennsylvania | USA | 2021-11-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1904 | 1844 | 0.50 | 1 | 0.08 | 40 | 3.20 | |
|  Xu, Eddie | | | 1904 | CAN | 0.50 | 1 | 0.08 | 40 | 3.20 | |
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) | | | | 52nd Annual National Chess Congress - Under 2200 | Philadelphia, Pennsylvania | USA | 2021-11-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1752 | 1844 | 2.00 | 3 | 0.19 | 40 | 7.60 | |
| | Chen, Derek | | | 1845 | USA | 1.00 | 1 | 0.50 | 40 | 20.00 | |  Guha, Eshan | | | 1880 | USA | 0.00 | 1 | -0.45 | 40 | -18.00 | | | Tang, Vincent | | | 1532 | USA | 1.00 | 1 | 0.14 | 40 | 5.60 | |
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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