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Individual Calculations August 2019 |
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| Zhang, Henry Total change: 79.80 | |   |
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| 13th Annual Philadelphia International | Philadelphia, Pennsylvania | USA | 2019-06-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2240 | 2044 | 3.50 | 9 | 1.14 | 38 | 43.32 | |
|  Bartell, Thomas | m | | 2369 | USA | 0.50 | 1 | 0.37 | 38 | 14.06 | |  Wang, Wesley | f | | 2328 | USA | 1.00 | 1 | 0.84 | 38 | 31.92 | | | Corrales Jimenez, Fidel | g | | 2444 * | USA | 0.00 | 1 | -0.08 | 38 | -3.04 | | | Graif, William | | | 2218 | CAN | 0.00 | 1 | -0.27 | 38 | -10.26 | | | Narayanan, Samrug | c | | 2196 | USA | 0.50 | 1 | 0.20 | 38 | 7.60 | | | Cupid, Kevin | f | | 2150 | TTO | 0.00 | 1 | -0.36 | 38 | -13.68 | | | Melaugh, Gavin | | | 2153 | IRL | 1.00 | 1 | 0.65 | 38 | 24.70 | | | Tanaka, Taira Tyler | c | | 2109 | CAN | 0.00 | 1 | -0.41 | 38 | -15.58 | | | Betaneli, Alexander | f | | 2194 | USA | 0.50 | 1 | 0.20 | 38 | 7.60 | | | * 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) | | | | 47th Annual World Open | Philadelphia, Pennsylvania | USA | 2019-07-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2203 | 2071 | 4.00 | 9 | 0.96 | 38 | 36.48 | |
| | Katz, Alexander | m | | 2429 | USA | 0.50 | 1 | 0.40 | 38 | 15.20 | | | Kiewra, Keaton | m | | 2381 | USA | 0.50 | 1 | 0.36 | 38 | 13.68 | | | Homa, Seth | f | | 2281 | USA | 0.50 | 1 | 0.27 | 38 | 10.26 | | | Zhang, Yuanchen | f | | 2261 | CAN | 0.00 | 1 | -0.25 | 38 | -9.50 | | | Paul, Justin | f | | 2222 | USA | 0.50 | 1 | 0.20 | 38 | 7.60 | | | Lee, Jayden | | | 1842 | USA | 1.00 | 1 | 0.21 | 38 | 7.98 | | | Adamson, Robby | f | | 2227 | USA | 0.50 | 1 | 0.21 | 38 | 7.98 | | | Gorti, Akshita | f | wm | 2244 | USA | 0.00 | 1 | -0.27 | 38 | -10.26 | | | Rama, Tejas | | | 1944 | USA | 0.50 | 1 | -0.17 | 38 | -6.46 | |
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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