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Individual Calculations July 2018 |
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| Rosenthal, Nicholas Total change: -4.60 | |   |
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| 9th Summer Solstice Open | Boca Raton, Florida | USA | 2018-06-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1888 | 2185 | 2.00 | 2 | 0.31 | 20 | 6.20 | |
|  Dembrow, Michael | | | 1842 | USA | 1.00 | 1 | 0.12 | 20 | 2.40 | |  Davidson, Jesse | | | 1934 | USA | 1.00 | 1 | 0.19 | 20 | 3.80 | |
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) | | | | 2018 National Open - U2300 | Las Vegas, Nevada | USA | 2018-06-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1944 | 2185 | 5.00 | 7 | -0.54 | 20 | -10.80 | |
| | Zhou, Jason | | | 1877 | USA | 0.00 | 1 | -0.86 | 20 | -17.20 | | | Shubin, Daniel | | | 1785 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Gandhi, Shyam | | | 1891 | USA | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Wei, Jeffrey | | | 2029 | USA | 1.00 | 1 | 0.29 | 20 | 5.80 | | | De Jesus, Jeffrey | | | 2036 | USA | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Wang, Henry | | | 1996 | USA | 0.50 | 1 | -0.25 | 20 | -5.00 | | | Tang, Lihong | | | 1995 | USA | 1.00 | 1 | 0.25 | 20 | 5.00 | | | * 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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