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Individual Calculations October 2019 |
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| Lasitha, Subash Total change: -47.20 | |   |
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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 |
| 1334 | 1664 | 6.00 | 9 | -1.82 | 20 | -36.40 | |
|  Costha, M Yomali Muthumini | | | 1264 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Jayawickrama, U W R K | | | 1264 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Jayaweera, Hashan | | | 1363 | SRI | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Bandara, T M Miul Prabhashwara | | | 1312 | SRI | 0.00 | 1 | -0.89 | 20 | -17.80 | | | De Silva, J I Ajantha | | | 1357 | SRI | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Deshappriya, D Kalindu | | | 1478 | SRI | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Nabil Nazar, Mohamed | | | 1368 | SRI | 0.50 | 1 | -0.35 | 20 | -7.00 | | | Arthigan, J | | | 1340 | SRI | 0.00 | 1 | -0.87 | 20 | -17.40 | | | Godagampala, G D Minuja Hansana | | | 1264 * | 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) | | | | National Sports Festival Chess Championship 2019 - Men | Badulla | SRI | 2019-09-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1585 | 1664 | 3.00 | 6 | -0.54 | 20 | -10.80 | |
| | Malinda, Sudesh | | | 1445 | SRI | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Munasinghe, Lahiru | | | 1942 | SRI | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Suhdhan, S L M | | | 1264 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Weerasinghe, C C | | | 1804 | SRI | 0.50 | 1 | 0.19 | 20 | 3.80 | | | Kopithan, Sabapathipillai | | | 1462 | SRI | 0.00 | 1 | -0.76 | 20 | -15.20 | | | Shamiranga, K L L | | | 1590 | SRI | 0.50 | 1 | -0.10 | 20 | -2.00 | | | * 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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