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Individual Calculations January 2020 |
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| Tang, Andrew Total change: 9.90 | |   |
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| 50th Annual National Chess Congress | Philadelphia, Pennsylvania | USA | 2019-11-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2288 | 2506 | 5.50 | 6 | 0.99 | 10 | 9.90 | |
|  Chen, Benjamin Lj | | | 2106 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | |  O`brien, Matthew J | | | 2149 | USA | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Itkin, David | | | 2255 | CAN | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Petesch, Gabriel Nicholas | f | | 2272 | USA | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Brodsky, David | m | | 2466 | USA | 0.50 | 1 | -0.06 | 10 | -0.60 | | | Panchanathan, Magesh C | g | | 2479 | IND | 1.00 | 1 | 0.46 | 10 | 4.60 | | | * 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) | | |
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