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Individual Calculations November 2021 |
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| Hua, Charles Total change: 12.00 | |   |
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| 25th Annual Eastern Chess Congress - Premier | Princeton, New Jersey | USA | 2021-10-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1733 | 1976 | 2.00 | 3 | -0.27 | 40 | -10.80 | |
|  Ho, Carter | | | 1588 | USA | 1.00 | 1 | 0.09 | 40 | 3.60 | |  Mujumdar, Sameer | | | 2013 | USA | 0.00 | 1 | -0.45 | 40 | -18.00 | | | Sharuda, Kameliia | | | 1599 | USA | 1.00 | 1 | 0.09 | 40 | 3.60 | |
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) | | | | 12th Annual Washington Chess Congress | Reston, Virginia | USA | 2021-10-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2193 | 1976 | 2.50 | 6 | 1.08 | 40 | 43.20 | |
| | Park, Evan | f | | 2236 | USA | 1.00 | 1 | 0.82 | 40 | 32.80 | | | Rozman, Levy | m | | 2362 | USA | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Chasin, Nico Werner | f | | 2240 | USA | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Prestia, Paris | | | 2098 | USA | 0.50 | 1 | 0.17 | 40 | 6.80 | | | Tahmassebi, Bijan | | | 2086 | USA | 0.50 | 1 | 0.15 | 40 | 6.00 | | | Oberoi, Shelev | | | 2133 | USA | 0.50 | 1 | 0.21 | 40 | 8.40 | |
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) | | | | 7th Annual Central New York Open - Open | Syracuse, New York | USA | 2021-10-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2202 | 1976 | 0.00 | 2 | -0.51 | 40 | -20.40 | |
| | Carter, David E | | | 2027 | USA | 0.00 | 1 | -0.43 | 40 | -17.20 | | | Liang, Jason | m | | 2376 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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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