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Individual Calculations November 2021 |
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| Chen, Ryo Wenyu Total change: 23.00 | |   |
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| 12th Annual Washington Chess Congress | Reston, Virginia | USA | 2021-10-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2278 | 2325 | 5.50 | 9 | 0.50 | 20 | 10.00 | |
|  Liu, Eric Chang | | | 2003 | USA | 0.00 | 1 | -0.87 | 20 | -17.40 | |  Prestia, Paris | | | 2098 | USA | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Krishnakumar, Sriram | c | | 2088 | USA | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Prem, Pranav | | | 2030 | USA | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Chandra, Akshat | g | | 2510 | USA | 1.00 | 1 | 0.74 | 20 | 14.80 | | | Zhou, Jianchao | g | | 2629 | CHN | 1.00 | 1 | 0.86 | 20 | 17.20 | | | Ali Marandi, Cemil Can | g | | 2535 | TUR | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Ngo, Bach | | | 2243 | USA | 0.50 | 1 | -0.11 | 20 | -2.20 | | | Wang, Tianqi | | | 2362 | USA | 0.50 | 1 | 0.05 | 20 | 1.00 | |
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) | | | | 2021 SPICE Cup Open | Clayton, Missouri | USA | 2021-10-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2334 | 2325 | 5.00 | 9 | 0.65 | 20 | 13.00 | |
| | Shoykhet, Benjamin | | | 1925 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Quesada Perez, Yun | g | | 2593 | USA | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Homa, Seth | f | | 2269 | USA | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Narayanan, Samrug | c | | 2395 | USA | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Eckert, Doug D | f | | 2221 | USA | 0.00 | 1 | -0.64 | 20 | -12.80 | | | Atanasov, Anthony | f | | 2245 | CAN | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Mardov, Dimitar | f | | 2373 | USA | 0.50 | 1 | 0.07 | 20 | 1.40 | | | Rozman, Levy | m | | 2362 | USA | 1.00 | 1 | 0.55 | 20 | 11.00 | | | Martinez, Jose | g | | 2620 | PER | 0.50 | 1 | 0.35 | 20 | 7.00 | | | * 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) | | |
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