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Individual Calculations August 2021 |
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| Norman, Dennis Total change: -2.00 | |   |
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| 49th Annual World Open - Open | Philadelphia, Pennsylvania | USA | 2021-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2111 | 1906 | 2.00 | 7 | 0.31 | 20 | 6.20 | |
|  Chen, Forest | c | | 2235 | USA | 0.00 | 1 | -0.12 | 20 | -2.40 | |  Jian, Alex | | | 2091 | USA | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Wu, Rochelle | | wm | 2138 | USA | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Jacobs, Jon | f | | 2098 | USA | 0.50 | 1 | 0.25 | 20 | 5.00 | | | Thurlow, Ryan G | | | 2059 | USA | 1.00 | 1 | 0.70 | 20 | 14.00 | | | Hu, Merric | | | 2080 | USA | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Kondakov, Adrian | c | | 2075 | USA | 0.00 | 1 | -0.28 | 20 | -5.60 | |
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) | | | | 22nd Annual Pittsburgh Open - Major | Pittsburgh, Pennsylvania | USA | 2021-07-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1858 | 1906 | 2.50 | 5 | -0.41 | 20 | -8.20 | |
| | Smith, Bryan G | g | | 2306 * | USA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Prestia, Frank | | | 1790 | USA | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Wisniowski, Natalie | | wc | 1693 | USA | 0.00 | 1 | -0.77 | 20 | -15.40 | | | Cao, Timothy | | | 1649 | USA | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Huang, Evan Y | | | 1851 | USA | 1.00 | 1 | 0.42 | 20 | 8.40 | | | * 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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