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Individual Calculations April 2020 |
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| Perera, G Thinuka Geethula Total change: -12.00 | |   |
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| Colombo International Chess Festival 2020 | Colombo | SRI | 2020-02-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1381 | 1226 | 1.00 | 4 | -0.30 | 40 | -12.00 | |
|  Fominyh, Alexander | g | | 1626 * | RUS | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Herath, H M S S A | | | 1434 | SRI | 0.00 | 1 | -0.23 | 40 | -9.20 | |  Perera, N Dumitha Sandumith | | | 1010 | SRI | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Wiratunga, Jenith | | | 1452 | SRI | 0.00 | 1 | -0.21 | 40 | -8.40 | | | * 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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