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Individual Calculations August 2021 |
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| Trakru, Rohun Total change: 104.80 | |   |
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| 49th Annual World Open - Under 2200 | Philadelphia, Pennsylvania | USA | 2021-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1901 | 1882 | 5.00 | 7 | 1.69 | 40 | 67.60 | |
|  Aggarwal, Vansh | | | 1922 | IND | 0.50 | 1 | 0.06 | 40 | 2.40 | |  Villar, Jose | | | 1944 | USA | 1.00 | 1 | 0.59 | 40 | 23.60 | | | Ho, Kevin | | | 1860 | USA | 1.00 | 1 | 0.47 | 40 | 18.80 | | | Tamkan, Ekrem | | | 1874 | TUR | 1.00 | 1 | 0.49 | 40 | 19.60 | | | Xie, Brandon | | | 1856 | USA | 0.50 | 1 | -0.04 | 40 | -1.60 | | | Efemuai, Odafe Benedict | | | 1883 | NGR | 1.00 | 1 | 0.50 | 40 | 20.00 | | | Le, Nguyen | c | | 1967 | VIE | 0.00 | 1 | -0.38 | 40 | -15.20 | |
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) | | | | 2021 US Class Championships - Master | Houston, Texas | USA | 2021-07-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1991 | 1882 | 2.50 | 4 | 0.93 | 40 | 37.20 | |
| | Gardezi, Arsal | | | 1795 | USA | 1.00 | 1 | 0.38 | 40 | 15.20 | | | Javakhadze, Zurab | m | | 2282 * | GEO | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Oberoi, Shelev | | | 2155 | USA | 1.00 | 1 | 0.83 | 40 | 33.20 | | | Kumarappan, Ganesh | | | 1733 | USA | 0.50 | 1 | -0.20 | 40 | -8.00 | | | * 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) | | |
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