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Individual Calculations September 2017 |
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| Chen, Justin Total change: -38.40 | |   |
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| 2017 Barber Tournament of K-8 Champions | Norfolk, Virginia | USA | 2017-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1943 | 2228 | 2.50 | 4 | -0.83 | 40 | -33.20 | |
|  McCoy, Owen | | | 1990 | USA | 0.00 | 1 | -0.80 | 40 | -32.00 | |  Wang, Alex | | | 2057 | USA | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Yu, Jason | | | 1897 | USA | 0.50 | 1 | -0.38 | 40 | -15.20 | | | Venkat, Raghav | | | 1828 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * 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) | | | | Marshall August 2017 FIDE Weekend | New York, New York | USA | 2017-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2045 | 2174 | 3.00 | 5 | -0.21 | 40 | -8.40 | |
| | Lugo, Prospero Aug | | | 1798 | USA | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Huston, Gus | | | 1858 | USA | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Busygin, Stanislav | | | 2154 | USA | 0.50 | 1 | -0.03 | 40 | -1.20 | | | Colas, Joshua | f | | 2273 | USA | 0.50 | 1 | 0.14 | 40 | 5.60 | | | Nakada, Akira Wood | | | 2144 | USA | 0.00 | 1 | -0.54 | 40 | -21.60 | |
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) | | | | 16th Annual Manhattan Open | New York, New York | USA | 2017-08-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2349 | 2174 | 1.00 | 3 | 0.08 | 40 | 3.20 | |
| | Rozman, Levy | f | | 2381 | USA | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Huschenbeth, Niclas | g | | 2574 * | GER | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Williams, Alan P | | | 2092 | USA | 1.00 | 1 | 0.39 | 40 | 15.60 | | | * 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) | | |
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