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Individual Calculations September 2019 |
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| Abeywickrama, Sachintha Total change: -40.80 | |   |
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| 4th SSC Open International Rating chess Championship 2019 | Matara | SRI | 2019-08-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1385 | 1659 | 5.50 | 7 | -0.09 | 20 | -1.80 | |
|  Weheragoda, H A Menula | | | 1259 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Akuratiya, A G Javindi Avarjana | | | 1259 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kumarasiri, D K N | | | 1259 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kumara, C M S Praneeth | | | 1819 | SRI | 0.50 | 1 | 0.21 | 20 | 4.20 | | | Dilanya, W V Nethmi | | | 1375 | SRI | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Gunathilake, M D Wonara S | | | 1338 | SRI | 0.00 | 1 | -0.87 | 20 | -17.40 | | | De Silva, J I Ajantha | | | 1387 | SRI | 1.00 | 1 | 0.17 | 20 | 3.40 | | | * 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) | | | | Sri Lanka open International Rating Chess Championship 2019 | Anuradhapura | SRI | 2019-08-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1276 | 1659 | 3.50 | 6 | -1.95 | 20 | -39.00 | |
| | Hettiarachchi, D W K | | | 1259 * | SRI | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Herath, H M D L | | | 1259 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Herath, H M M D | | | 1349 | SRI | 0.50 | 1 | -0.36 | 20 | -7.20 | | | Arthigan, J | | | 1273 | SRI | 0.00 | 1 | -0.91 | 20 | -18.20 | | | Jayashanka, S A D Sadeepa | | | 1259 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Maithripala, W D P N | | | 1259 * | SRI | 0.50 | 1 | -0.42 | 20 | -8.40 | | | * 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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