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Individual Calculations February 2020 |
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| Weheragoda, H A Menula Total change: 75.20 | |   |
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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 |
| 1190 | 1006 | 3.50 | 6 | 1.88 | 40 | 75.20 | |
|  Wijerathne, K G D Yonal | | | 1167 | SRI | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Amarasinghe, A A D G | | | 1084 | SRI | 1.00 | 1 | 0.61 | 40 | 24.40 | |  Illankoon, I M W P | | | 1191 | SRI | 1.00 | 1 | 0.74 | 40 | 29.60 | | | Dalawella, Sanuka Chandul | | | 1362 | SRI | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Jayasundara, J M Daham V | | | 1161 | SRI | 0.50 | 1 | 0.21 | 40 | 8.40 | | | Himsara, W A Janidu | | | 1175 | SRI | 1.00 | 1 | 0.72 | 40 | 28.80 | |
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) | | |
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