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Individual Calculations April 2017 |
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| Nguyen, Trung Total change: -58.00 | |   |
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| Northern Virginia Chess League Season 3 Round 2 | Sterling, Virginia | USA | 2017-03-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2196 | 2071 | 0.00 | 1 | -0.33 | 40 | -13.20 | |
|  Yu, Jennifer R | | wm | 2196 | USA | 0.00 | 1 | -0.33 | 40 | -13.20 | |
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) | | | | 50th Virginia Open | Sterling, Virginia | USA | 2017-03-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1830 | 2071 | 2.00 | 4 | -1.12 | 40 | -44.80 | |
|  Al-Hariri, Saad | | | 1786 | USA | 0.00 | 1 | -0.84 | 40 | -33.60 | | | Qiu, Ziyang | | | 1671 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Richardson, James L | | | 2010 | USA | 0.00 | 1 | -0.58 | 40 | -23.20 | | | Lohr, Bryant E | | | 1854 | USA | 1.00 | 1 | 0.22 | 40 | 8.80 | | | * 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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