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Individual Calculations August 2019 |
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| Black, James Total change: 28.20 | |   |
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| 47th Annual World Open | Philadelphia, Pennsylvania | USA | 2019-07-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2274 | 2143 | 4.50 | 9 | 1.41 | 20 | 28.20 | |
|  Hakobyan, Aram | g | | 2543 * | ARM | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Li, Max | | | 1919 | USA | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Daggupati, Balaji | f | | 2353 | USA | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Harriott, Tyrell | | | 2003 | USA | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Gerzhoy, Leonid | m | | 2374 | CAN | 1.00 | 1 | 0.79 | 20 | 15.80 | | | Yip, Carissa | f | wm | 2285 | USA | 1.00 | 1 | 0.69 | 20 | 13.80 | | | Brattain, Mika | | | 2418 | USA | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Jacobson, Aaron | f | | 2324 | USA | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Itkin, David | | | 2247 | CAN | 0.00 | 1 | -0.36 | 20 | -7.20 | | | * 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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