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Individual Calculations February 2019 |
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| Dilanya, W V Nethmi Total change: 11.60 | |   |
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| Sri Lanka National Youth Chess Championship 2018 Under - 13 years Girls | Colombo | SRI | 2018-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1202 | 1325 | 5.50 | 7 | 0.94 | 40 | 37.60 | |
|  Weerasekara, A W H S | | | 1023 | SRI | 1.00 | 1 | 0.15 | 40 | 6.00 | |  Methsiluni, Nimethma U J | | | 1115 | SRI | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Jayasinghe, J A V A T | | | 1130 | SRI | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Gunathilake, M D Wonara S | | | 1396 | SRI | 0.50 | 1 | 0.10 | 40 | 4.00 | | | Herath, H M M D | | | 1283 | SRI | 1.00 | 1 | 0.44 | 40 | 17.60 | | | Wickramasinghe, Minethma Lasandi | | wc | 1364 | SRI | 0.00 | 1 | -0.45 | 40 | -18.00 | | | Shazna Lye, Gnei | | | 1105 | SRI | 1.00 | 1 | 0.22 | 40 | 8.80 | |
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) | | | | 7th Kaluthara Chess Festival 2019 | Kaluthara | SRI | 2019-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1317 | 1325 | 3.00 | 7 | -0.65 | 40 | -26.00 | |
| | Obeysekara, T A Sajith Chathuran | | | 1687 | SRI | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Alwis, Jenuki | | | 1116 | SRI | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Madusanka, L D P | | | 1629 | SRI | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Bandara, T M Himath Indeewara | | | 1098 | SRI | 0.50 | 1 | -0.29 | 40 | -11.60 | | | Rathnayaka, Minaga Yethmin | | | 1060 | SRI | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Cooray, T C M Dulein Kavindu | | | 1512 | SRI | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Pabasara, K A Rathmi | | | 1114 | SRI | 0.50 | 1 | -0.27 | 40 | -10.80 | |
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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