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Individual Calculations November 2015 |
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| Lakshitha, H H Sasindu Total change: 11.60 | |   |
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| Buddhi International Rating Chess Championship 2015 | Gampaha | SRI | 2015-09-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1657 | 1749 | 6.00 | 9 | 0.56 | 20 | 11.20 | |
|  Hansaja, G I D Ravindu | | | 1349 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Abhayarathne, K A K P | | | 1353 | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | De Silva, J I Ajantha | | | 1526 | SRI | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Jayaweera, Y | | | 1603 | SRI | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Galappaththi, Chinthaka Anuruddh | f | | 2094 | SRI | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Gunawardena, I M P T | | | 1551 | SRI | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Lakmal, M A C | | | 1500 | SRI | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Subasinghe, K R V R | | | 1951 | SRI | 0.50 | 1 | 0.26 | 20 | 5.20 | | | Peiris, T S S | f | | 1989 | SRI | 0.00 | 1 | -0.20 | 20 | -4.00 | | | * 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) | | | | Negombo Chess Festival 2015 | Negombo | SRI | 2015-10-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1618 | 1752 | 4.50 | 7 | 0.02 | 20 | 0.40 | |
| | Chamathka, Weerasinghe A Chethan | | | 1352 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Subasinghe, K R V R | | | 1951 | SRI | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Piyumantha, M Thisal Manjith | | | 1352 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Jayanka, L P P R | | | 1550 | SRI | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Lamahewa, C | | | 1861 | SRI | 0.50 | 1 | 0.15 | 20 | 3.00 | | | Gunasinghe, Sameera R | | | 1797 | SRI | 0.00 | 1 | -0.44 | 20 | -8.80 | | | Kiriella, K G Nimesha Shalinda | | | 1461 | SRI | 1.00 | 1 | 0.15 | 20 | 3.00 | | | * 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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