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Individual Calculations October 2019 |
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| Galappaththi, Chinthaka Anuruddh Total change: -1.60 | |   |
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| 10th Buddhi International Rating Chess Championship 2019 | Gampaha | SRI | 2019-09-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1841 | 2072 | 7.50 | 9 | 0.78 | 20 | 15.60 | |
|  Jayasinghe, J D B | | | 1672 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Jayasinghe, Joseph | | | 1672 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Alwis, B H A Rasidu | | | 1672 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kiriella, K G T S D | | | 1672 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Thenuka, Kuruwita Gamalathge Kin | | | 1828 | SRI | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Alahakoon, Isuru | | | 2141 | SRI | 0.50 | 1 | 0.10 | 20 | 2.00 | | | Sivathanujan, S | | | 1680 | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Chakravarthi Reddy, M | m | | 2362 | IND | 0.50 | 1 | 0.34 | 20 | 6.80 | | | Amarasinghe, A A C B | | | 1866 | SRI | 0.50 | 1 | -0.26 | 20 | -5.20 | | | * 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) | | | | National Sports Festival Chess Championship 2019 - Men | Badulla | SRI | 2019-09-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1735 | 2072 | 3.50 | 5 | -0.86 | 20 | -17.20 | |
| | Amarasinghe, A A C B | | | 1866 | SRI | 0.00 | 1 | -0.76 | 20 | -15.20 | | | Madusanka, L D P | | | 1672 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kaluarachchi, Achinthya Shamen | | | 1747 | SRI | 0.50 | 1 | -0.37 | 20 | -7.40 | | | Aktar, M R | | | 1717 | SRI | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Dayarathne, R S T | | | 1672 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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