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Individual Calculations April 2017 |
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| Polyakov, Fedor Total change: 43.60 | |   |
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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 |
| 1856 | 2042 | 7.00 | 8 | 1.29 | 40 | 51.60 | |
|  Norlamo, Sarabella | | | 1643 | FIN | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Silich, Yahor | | | 1787 | BLR | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Sarbay, Aleksandr | | | 2131 | BLR | 0.50 | 1 | 0.12 | 40 | 4.80 | | | Zhukov, Anton | | | 1979 | RUS | 0.50 | 1 | -0.09 | 40 | -3.60 | | | Kolasa, Pjotrs | | | 1950 | LAT | 1.00 | 1 | 0.37 | 40 | 14.80 | | | Sinauridze, Simons | | | 1952 | LAT | 1.00 | 1 | 0.38 | 40 | 15.20 | | | Mikelsons, Mikelis-Emils | | | 1702 | LAT | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Alainis, Artis | | | 1701 | LAT | 1.00 | 1 | 0.12 | 40 | 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) | | | | Latvian Youth Chess Championship B-18 2017 | Riga | LAT | 2017-03-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1923 | 2042 | 5.50 | 9 | -0.20 | 40 | -8.00 | |
| | Stabulnieks, Klavs | | | 2137 | LAT | 0.00 | 1 | -0.37 | 40 | -14.80 | | | Bogorods, Daniels | | | 1836 | LAT | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Ziedins, Roberts | | | 1941 | LAT | 0.50 | 1 | -0.14 | 40 | -5.60 | | | Ivanov, Igor | | | 2083 | LAT | 0.50 | 1 | 0.06 | 40 | 2.40 | | | Nuksa, Kaspars | | | 1642 * | LAT | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Zuj-Zaikovskis, Nikita | | | 1853 | LAT | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Zarovs, Aleksandrs | | | 1642 * | LAT | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Tokranovs, Dmitrijs | | | 2221 | LAT | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Kolasa, Pjotrs | | | 1950 | LAT | 1.00 | 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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