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Individual Calculations August 2017 |
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| Nguyen, Trung Total change: 34.00 | |   |
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| 11th Annual Philadelphia International | Philadelphia, Pennsylvania | USA | 2017-06-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2165 | 2132 | 5.00 | 9 | 1.02 | 40 | 40.80 | |
|  Belous, Vladimir | g | | 2532 * | RUS | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Zhu, Evelyn | | | 1754 | USA | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Ruiz Castillo, Joshua Daniel | m | | 2367 | COL | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Bian, Alex | f | | 2266 | USA | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Norman, Dennis | | | 1732 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Prudhvi Kumar, V | | | 1732 * | IND | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Nolte, Rolando | m | | 2393 | PHI | 0.50 | 1 | 0.32 | 40 | 12.80 | | | Mandizha, Farai | m | | 2342 | ZIM | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Kumar, Nikhil | f | | 2367 | USA | 1.00 | 1 | 0.79 | 40 | 31.60 | | | * 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) | | | | 45th Annual World Open | Philadelphia, Pennsylvania | USA | 2017-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2250 | 2132 | 5.50 | 9 | 2.33 | 40 | 93.20 | |
| | Brown, Michael William | m | | 2489 | USA | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Samadashvili, Martha | | wf | 1943 | USA | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Colas, Joshua | f | | 2369 | USA | 1.00 | 1 | 0.80 | 40 | 32.00 | | | Hong, Andrew Z | c | | 2383 | USA | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Li, Zhaozhi | f | | 2364 | USA | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Salimbagat, Rico | f | | 2282 | USA | 1.00 | 1 | 0.70 | 40 | 28.00 | | | Sarkar, Justin | m | | 2375 | USA | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Shepherd, Duncan | | | 1785 | USA | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Li, Ben | f | | 2263 | USA | 1.00 | 1 | 0.68 | 40 | 27.20 | |
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) | | | | 2017 North American Youth Chess Championship - U16 | Morristown, New Jersey | USA | 2017-07-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1994 | 2146 | 3.00 | 8 | -2.50 | 40 | -100.00 | |
| | Chiu, Isaac | | | 1923 | USA | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Potula, Kapish | | | 2021 | USA | 0.00 | 1 | -0.67 | 40 | -26.80 | | | Chu, Michael | | | 1820 | USA | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Jacobson, Brandon | c | | 2332 | USA | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Su, Michael | | | 1849 | CAN | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Yedidia, Daniel | | | 2106 | USA | 0.00 | 1 | -0.56 | 40 | -22.40 | | | Xu, Jeffrey | c | | 1924 | CAN | 0.00 | 1 | -0.78 | 40 | -31.20 | | | Qi, Henry | | | 1975 | USA | 0.00 | 1 | -0.73 | 40 | -29.20 | |
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) | | |
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