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Individual Calculations October 2018 |
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| Petrovs, Jaroslavs Total change: -82.40 | |   |
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| Riga 2018th chess championship | Riga | LAT | 2018-09-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1749 | 1926 | 3.50 | 8 | -2.06 | 40 | -82.40 | |
|  Surzikova, Vera | | | 1526 * | LAT | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Springis, Jevgenijs | | | 1671 | LAT | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Bolsakovs, Vadims | | | 2180 | LAT | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Lacis, Aleksandrs | | | 1682 | LAT | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Visockis, Janis | | | 2034 | LAT | 0.00 | 1 | -0.35 | 40 | -14.00 | | | Piksis, Davids | | | 1782 | LAT | 0.00 | 1 | -0.69 | 40 | -27.60 | | | Lahs, Einars | | | 1587 | LAT | 0.50 | 1 | -0.38 | 40 | -15.20 | | | Strods, Kristaps Reinis | | | 1526 * | LAT | 0.00 | 1 | -0.92 | 40 | -36.80 | | | * 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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