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Individual Calculations June 2018 |
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| Siamon, David Total change: 14.00 | |   |
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| Northern Virginia Chess League Season 5 Round 5 | Dulles, Virginia | USA | 2018-05-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1894 | 1920 | 0.50 | 1 | -0.04 | 40 | -1.60 | |
|  Obregon, Deodato | | | 1894 | USA | 0.50 | 1 | -0.04 | 40 | -1.60 | |
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) | | | | 6th Cherry Blossom Classic | Dulles, Virginia | USA | 2018-05-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2071 | 1920 | 2.00 | 5 | 0.39 | 40 | 15.60 | |
| | Marcelino, William | | | 2110 | USA | 1.00 | 1 | 0.75 | 40 | 30.00 | |  Rohde, Michael A | g | | 2320 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Yagiz, Bora | | | 1853 | TUR | 0.50 | 1 | -0.09 | 40 | -3.60 | | | Tan, Richard T | | | 1969 | USA | 0.50 | 1 | 0.07 | 40 | 2.80 | | | Lowinger, Daniel | | | 2103 | USA | 0.00 | 1 | -0.26 | 40 | -10.40 | | | * 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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