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Individual Calculations August 2018 |
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| Lakmal, M A C Total change: 23.00 | |   |
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| 5th Sri Lanka National Amateur International Rating Chess Championships 2018 | Kurunegala | SRI | 2018-06-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1473 | 1524 | 5.00 | 8 | 0.60 | 20 | 12.00 | |
|  Fernanado, C Bimsara | | | 1124 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Lamahewa, C | | | 1834 | SRI | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Wijithananda, Dilan C | | | 1126 | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Arunakirinathan, Aruthran | | | 1220 | SRI | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Yaparathne, B K B | | | 1611 | SRI | 1.00 | 1 | 0.62 | 20 | 12.40 | | | Dabarera, G W D M | | | 1700 | SRI | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Perera, G S M | | | 1253 | SRI | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Amarasinghe, A A C B | | | 1917 | SRI | 0.00 | 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) | | | | 3rd SSC Open International Rating Chess Tournament 2018 | Matara | SRI | 2018-06-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1481 | 1524 | 4.50 | 7 | 0.55 | 20 | 11.00 | |
| | Sandaruwan, M G Ravindu | | | 1239 | SRI | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Wickramasinghe, Minethma Lasandi | | wc | 1366 | SRI | 0.50 | 1 | -0.21 | 20 | -4.20 | | | Jayawickrama, U W R K | | | 1313 | SRI | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Cooray, T C M Dulein Kavindu | | | 1492 | SRI | 0.50 | 1 | -0.04 | 20 | -0.80 | | | Ranasinghe, S D | | wm | 1808 | SRI | 0.50 | 1 | 0.34 | 20 | 6.80 | | | Peiris, T G M | | | 1924 * | SRI | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Hansana, G Haritha | c | | 1227 | SRI | 0.50 | 1 | -0.35 | 20 | -7.00 | | | * 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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