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Individual Calculations February 2013 |
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| Silmalis, Janis Total change: -6.00 | |   |
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| Riga Chess federation championship-2013 I stage | Riga | LAT | 2013-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1923 | 1752 | 0.50 | 4 | -0.65 | 15 | -9.75 | |
|  Starcevs, Dmitrijs | | | 2110 | LAT | 0.00 | 1 | -0.10 | 15 | -1.50 | |  Kalnins, Toms | | | 1891 | LAT | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Kane, Marta | | | 1851 | LAT | 0.50 | 1 | 0.14 | 15 | 2.10 | | | Mihailovs, Arturs | | | 1838 | LAT | 0.00 | 1 | -0.38 | 15 | -5.70 | |
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) | | | | Latvian Championship- 2013 1/4 final | Riga | LAT | 2013-01-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1894 | 1752 | 1.50 | 4 | 0.25 | 15 | 3.75 | |
| | Lielmezs, Girts | | | 1938 | LAT | 1.00 | 1 | 0.74 | 15 | 11.10 | | | Stabulnieks, Klavs | | | 1850 | LAT | 0.50 | 1 | 0.13 | 15 | 1.95 | | | Vins, Aleksis | | | 1903 | LAT | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Sics., Maksims | | | 1885 | LAT | 0.00 | 1 | -0.32 | 15 | -4.80 | |
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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