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Individual Calculations February 2020 |
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| Attanayaka, Chamath Total change: -21.60 | |   |
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| Sri Lanka National Youth Chess Championship 2019 - Under 13 years | Colombo | SRI | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1218 | 1205 | 2.50 | 6 | -0.54 | 40 | -21.60 | |
|  Kiriella, K G T S D | | | 1605 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Yethmin, W J Methum | | | 1081 | SRI | 0.50 | 1 | -0.17 | 40 | -6.80 | |  Senavirathna, U G D H B | | | 1070 | SRI | 1.00 | 1 | 0.32 | 40 | 12.80 | | | Ekanayake, Hasindu Chiranga | | | 1419 | SRI | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Gunawardena, Anuth Methvin | | | 1083 | SRI | 0.50 | 1 | -0.17 | 40 | -6.80 | | | Morais, Sanuka Jude Vidunitha | | | 1050 | SRI | 0.50 | 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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