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Individual Calculations February 2020 |
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| Tennakoon, Lisara Samadhith Total change: -142.00 | |   |
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| Sri Lanka National Youth Chess Championship 2019 - Under 15 years | Colombo | SRI | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1373 | 1525 | 2.50 | 6 | -1.62 | 40 | -64.80 | |
|  Peiris, T Shakya Imanjith | | | 1224 | SRI | 1.00 | 1 | 0.15 | 40 | 6.00 | |  Dharmasena, S B T V | | | 1375 | SRI | 0.50 | 1 | -0.20 | 40 | -8.00 | | | De Silva, R B V Nimsara | | | 1344 | SRI | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Thenuka, Kuruwita Gamalathge Kin | | | 1762 | SRI | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Liyanage, Manith Dulwan | | | 1291 | SRI | 0.00 | 1 | -0.79 | 40 | -31.60 | | | Kavisekara, Manula Heshan | | | 1240 | SRI | 0.00 | 1 | -0.84 | 40 | -33.60 | |
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) | | | | Kaluthara International Chess Festival 2020 | Kaluthara | SRI | 2020-01-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1249 | 1584 | 5.00 | 8 | -1.93 | 40 | -77.20 | |
| | Herath, K Praveen Basara | | | 1184 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Weerawardana, Ushan Thashitha K | | | 1227 | SRI | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Thanuja, Dewsara | | | 1201 | SRI | 0.50 | 1 | -0.41 | 40 | -16.40 | | | Weerasekara, Dishal Nimsara | | | 1411 | SRI | 0.00 | 1 | -0.73 | 40 | -29.20 | | | Hettigoda, Dhanodya Budmina | | | 1184 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Herath, H M S S A | | | 1405 | SRI | 0.00 | 1 | -0.73 | 40 | -29.20 | | | Nimsara, S A D Tharindu | | | 1184 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Himsara, W A Janidu | | | 1199 | SRI | 0.50 | 1 | -0.41 | 40 | -16.40 | | | * 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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