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Individual Calculations August 2019 |
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| Katz, Alexander Total change: -30.70 | |   |
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| 13th Annual Philadelphia International | Philadelphia, Pennsylvania | USA | 2019-06-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2238 | 2427 | 3.50 | 6 | -0.78 | 10 | -7.80 | |
|  Zhang, Alan | | | 2081 | USA | 1.00 | 1 | 0.11 | 10 | 1.10 | |  Li, Max | | | 2027 * | USA | 0.50 | 1 | -0.42 | 10 | -4.20 | | | Miyasaka, Marcus | f | | 2132 | USA | 1.00 | 1 | 0.15 | 10 | 1.50 | | | Andriasian, Zaven | g | | 2600 | ARM | 0.00 | 1 | -0.27 | 10 | -2.70 | | | Peredun, Andrew | f | | 2344 | CAN | 0.50 | 1 | -0.11 | 10 | -1.10 | | | Kumar, Aravind | f | | 2242 | USA | 0.50 | 1 | -0.24 | 10 | -2.40 | | | * 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) | | | | 47th Annual World Open | Philadelphia, Pennsylvania | USA | 2019-07-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2153 | 2429 | 3.50 | 7 | -2.29 | 10 | -22.90 | |
| | Zhang, Henry | | | 2071 | CAN | 0.50 | 1 | -0.40 | 10 | -4.00 | | | Mahajan, Rushaan | c | | 2029 * | USA | 0.50 | 1 | -0.42 | 10 | -4.20 | | | Lee, Megan | | wm | 2139 | USA | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Graif, William | | | 2218 | CAN | 0.50 | 1 | -0.27 | 10 | -2.70 | | | Turgut, Tansel | f | | 2202 | TUR | 0.50 | 1 | -0.29 | 10 | -2.90 | | | Wang, Eigen | | | 2202 | USA | 0.50 | 1 | -0.29 | 10 | -2.90 | | | Mishra, Abhimanyu | c | | 2208 | USA | 0.00 | 1 | -0.78 | 10 | -7.80 | | | * 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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