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Individual Calculations December 2023 |
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| Zhang, Roger Total change: 22.00 | |   |
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| 54th annual National Chess Congress - Premier | Philadelphia, PA | USA | 2023-11-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2018 | 2171 | 4.50 | 6 | 0.55 | 40 | 22.00 | |
|  Nolan, Gregory Matthew | | | 1771 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Samsonkin, Artiom | m | | 2377 | CAN | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Yue, Tariq | | | 1726 | USA | 0.50 | 1 | -0.44 | 40 | -17.60 | | | Yalamanchili, Jay | | | 1939 | USA | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Sarkar, Justin Joseph | m | | 2289 | USA | 1.00 | 1 | 0.66 | 40 | 26.40 | | | Arnold, Justin N | | | 2006 | USA | 1.00 | 1 | 0.28 | 40 | 11.20 | | | * 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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