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Individual Calculations January 2018 |
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| Kodithuwakku, Himsara Total change: 24.00 | |   |
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| 9th Ethugalpura International Rating Chess Championship 2017 | Kurunegala | SRI | 2017-12-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1481 | 1617 | 6.50 | 9 | 0.71 | 40 | 28.40 | |
|  Wimalagunasekara, D Nithwara | | | 1217 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Srilal, D A D T | | | 1217 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Ranasinghe, R A Senuka Buddhika | | | 1258 | SRI | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Koggala, W S Vidura K | | | 1988 | SRI | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Rajasinghe, R M Gayan | | | 1217 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Dissanayaka, Yadeesha Rashmane | c | | 1315 | SRI | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Kulasekara, D M T Kashyapa | | | 1894 | SRI | 1.00 | 1 | 0.83 | 40 | 33.20 | | | Theekshana, H G Denuwan | | | 1894 | SRI | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Withanarachchi, W A Vinoli Oneth | | wc | 1327 | SRI | 0.50 | 1 | -0.34 | 40 | -13.60 | | | * 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) | | | | 3rd Kolonnawa International Rating Chess Championship 2017 | Colombo | SRI | 2017-12-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1385 | 1617 | 6.00 | 8 | -0.11 | 40 | -4.40 | |
| | Alwis, B H A Rasidu | | | 1217 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Arunakirinathan, Aruthran | | | 1225 | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Sathmina, S L Lalindu | | | 1358 | SRI | 0.50 | 1 | -0.32 | 40 | -12.80 | | | Sanudula, K M Dahamdi | | wc | 1316 | SRI | 0.50 | 1 | -0.35 | 40 | -14.00 | | | Rangajeewa, M G Sachithra Sandar | | | 1273 | SRI | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Weerawardane, Romesh | m | | 2017 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Dissanayake, Kamesh Janaja | | | 1246 | SRI | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Siriwardane, A L | | | 1429 | SRI | 1.00 | 1 | 0.26 | 40 | 10.40 | | | * 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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