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Individual Calculations August 2021 |
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| Altman, Joshua A Total change: 116.80 | |   |
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| 14th Annual Philadelphia International - Premier | Philadelphia, Pennsylvania | USA | 2021-06-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2290 | 1966 | 4.00 | 7 | 3.07 | 40 | 122.80 | |
|  Yu, Jennifer R | f | wg | 2316 | USA | 0.50 | 1 | 0.39 | 40 | 15.60 | |  Asaria, Danial | m | | 2318 | USA | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Song, Edward | m | | 2366 * | USA | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Liang, Jason | f | | 2336 | USA | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Li, Eric Yuhan | f | | 2270 | USA | 1.00 | 1 | 0.86 | 40 | 34.40 | | | Paciorkowski, Lev | | | 2220 | USA | 0.50 | 1 | 0.31 | 40 | 12.40 | | | Tian, Eddy | | | 2204 | USA | 1.00 | 1 | 0.80 | 40 | 32.00 | | | * 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) | | | | 49th Annual World Open - Open | Philadelphia, Pennsylvania | USA | 2021-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2171 | 1954 | 1.00 | 5 | -0.15 | 40 | -6.00 | |
| | Morrison, William | f | | 2278 | USA | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Manon-Og, Ramon | | | 2122 | PHI | 1.00 | 1 | 0.72 | 40 | 28.80 | | | Putnam, Liam Henry | f | | 2182 | USA | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Le, Harry | | | 2130 | USA | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Kumar, Naman | | | 2141 | USA | 0.00 | 1 | -0.26 | 40 | -10.40 | |
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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