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Individual Calculations September 2019 |
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| Nuwarapaksha, N P M Lakvindu Total change: -28.40 | |   |
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| Sri Lanka open International Rating Chess Championship 2019 | Anuradhapura | SRI | 2019-08-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1332 | 1042 | 0.00 | 4 | -0.63 | 40 | -25.20 | |
|  Brahman, Tharmasanthiran | | | 1355 | SRI | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Arthigan, J | | | 1273 | SRI | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Indrajith, J A K N T | | | 1326 | SRI | 0.00 | 1 | -0.16 | 40 | -6.40 | |  Jayaweera, Hashan | | | 1373 | SRI | 0.00 | 1 | -0.12 | 40 | -4.80 | |
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) | | | | 9th Kandy Open International Chess Festival 2019 | Kandy | SRI | 2019-08-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1442 | 1042 | 0.00 | 1 | -0.08 | 40 | -3.20 | |
| | Fonseka, C K D | | | 1442 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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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