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Individual Calculations April 2017 |
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| Kolasa, Pjotrs Total change: -14.40 | |   |
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| SemaraH Hotel Lielupe amateurs to 2200 Jurmala | Jurmala | LAT | 2017-02-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1810 | 1950 | 5.00 | 8 | -0.15 | 40 | -6.00 | |
|  Bagirov, Eldar | | | 1550 * | LAT | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Sarbay, Aleksandr | | | 2131 | BLR | 0.00 | 1 | -0.26 | 40 | -10.40 | |  Petersons, Ojars | | | 1635 | LAT | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Gysson, Jyrgen | | | 1550 * | EST | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Polyakov, Fedor | | | 2042 | LAT | 0.00 | 1 | -0.37 | 40 | -14.80 | | | Zhukov, Anton | | | 1979 | RUS | 0.00 | 1 | -0.46 | 40 | -18.40 | | | Norlamo, Sarabella | | | 1643 | FIN | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Sinauridze, Simons | | | 1952 | LAT | 1.00 | 1 | 0.50 | 40 | 20.00 | | | * 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) | | | | Latvian Youth Chess Championship B-18 2017 | Riga | LAT | 2017-03-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1922 | 1950 | 4.50 | 9 | -0.21 | 40 | -8.40 | |
| | Zarovs, Aleksandrs | | | 1634 | LAT | 0.50 | 1 | -0.37 | 40 | -14.80 | | | Tokranovs, Dmitrijs | | | 2221 | LAT | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Zuj-Zaikovskis, Nikita | | | 1853 | LAT | 0.00 | 1 | -0.63 | 40 | -25.20 | | | Stabulnieks, Klavs | | | 2137 | LAT | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Bogorods, Daniels | | | 1836 | LAT | 1.00 | 1 | 0.34 | 40 | 13.60 | | | Ziedins, Roberts | | | 1941 | LAT | 1.00 | 1 | 0.49 | 40 | 19.60 | | | Ivanov, Igor | | | 2083 | LAT | 0.50 | 1 | 0.18 | 40 | 7.20 | | | Nuksa, Kaspars | | | 1550 * | LAT | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Polyakov, Fedor | | | 2042 | LAT | 0.00 | 1 | -0.37 | 40 | -14.80 | | | * 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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