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Individual Calculations February 2020 |
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| Marapana, Sanupa Bimsath Total change: 60.80 | |   |
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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 |
| 1309 | 1362 | 6.00 | 8 | 1.52 | 40 | 60.80 | |
|  Weragoda, W A S Niwanthaka | | | 1044 | SRI | 1.00 | 1 | 0.13 | 40 | 5.20 | |  De Alwis, K K Y M | | | 1137 | SRI | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Himsara, W A Janidu | | | 1175 | SRI | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Ponnamperuma, Weraka Vasath | | | 1491 | SRI | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Thusara, H G Thoshintha | | | 1184 | SRI | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Jayaweera Gamage, Disindu Hansad | | | 1392 | SRI | 1.00 | 1 | 0.54 | 40 | 21.60 | | | Samaraweera, Dimuth Indeepa | | | 1556 | SRI | 0.50 | 1 | 0.25 | 40 | 10.00 | | | Nabil Nazar, Mohamed | | | 1494 | SRI | 0.50 | 1 | 0.18 | 40 | 7.20 | |
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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