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Individual Calculations January 2022 |
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| Hua, Charles Total change: -43.20 | |   |
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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 |
| 1868 | 1988 | 2.00 | 5 | -1.25 | 40 | -50.00 | |
|  Reiss, Aiden | | | 1721 | USA | 0.50 | 1 | -0.32 | 40 | -12.80 | |  Vilotijevic, Lazar | | | 2029 | USA | 0.50 | 1 | 0.06 | 40 | 2.40 | | | Feng, Andrew T | | | 1751 | USA | 0.00 | 1 | -0.80 | 40 | -32.00 | | | Dedona, Mark | | | 1894 | USA | 1.00 | 1 | 0.37 | 40 | 14.80 | | | Zhang, Roger | | | 1944 | USA | 0.00 | 1 | -0.56 | 40 | -22.40 | |
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) | | | | Jerry Simon Memorial 2021 | New York, NY | USA | 2021-12-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1792 | 2006 | 1.50 | 3 | -0.75 | 40 | -30.00 | |
| | Ross, Tyler D | | | 1606 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Leano, Bryan | | | 1943 | USA | 0.00 | 1 | -0.59 | 40 | -23.60 | | | Mou, Iris | | wc | 1826 | USA | 0.50 | 1 | -0.24 | 40 | -9.60 | | | * 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) | | | | 105th Edward Lasker Memorial - MCC Championship | New York, NY | USA | 2021-12-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2230 | 2006 | 2.00 | 5 | 0.78 | 40 | 31.20 | |
| | Rohde, Michael | g | | 2345 | USA | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Kudrin, Sergey | g | | 2406 * | USA | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Colas, Joshua | f | | 2281 | USA | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Shah, Ansh | | | 2094 | IND | 0.50 | 1 | 0.12 | 40 | 4.80 | | | Umayan, Vincent | | | 2026 | PHI | 0.50 | 1 | 0.03 | 40 | 1.20 | | | * 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) | | | | 7th Annual Empire State Open - Open | Albany, New York | USA | 2021-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1900 | 2006 | 2.00 | 3 | 0.14 | 40 | 5.60 | |
| | Finnerman, Dave | | | 1743 | USA | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Chen, Justin | f | | 2314 | USA | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Wang, Ryan | | | 1644 | USA | 1.00 | 1 | 0.10 | 40 | 4.00 | |
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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