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Individual Calculations April 2018 |
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| Kolasa, Pjotrs Total change: 13.20 | |   |
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| Latvian Youth Chess Championship B-18 2018 | Riga | LAT | 2018-03-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1934 | 2049 | 6.00 | 9 | 0.33 | 40 | 13.20 | |
|  Batashevs, Arsens | | | 2139 | LAT | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Bryker, Oleksandr | | | 1969 | LAT | 1.00 | 1 | 0.39 | 40 | 15.60 | |  Stabulnieks, Klavs | | | 2227 | LAT | 1.00 | 1 | 0.73 | 40 | 29.20 | | | Mikelsons, Mikelis-Emils | | | 1752 | LAT | 0.50 | 1 | -0.35 | 40 | -14.00 | | | Avotins, Arturs | | | 1649 * | LAT | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Zuj-Zaikovskis, Nikita | | | 1979 | LAT | 1.00 | 1 | 0.40 | 40 | 16.00 | | | Polyakov, Fedor | | | 2085 | LAT | 0.50 | 1 | 0.05 | 40 | 2.00 | | | Malnieks, Karlis | | | 1723 | LAT | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Grivnieks, Alberts | | | 1880 | LAT | 0.00 | 1 | -0.72 | 40 | -28.80 | | | * 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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