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Individual Calculations November 2023 |
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| Fernando, Mayon Dinuth Mindula Total change: 20.40 | |   |
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| Sri Lanka Junior National Chess Championship 2023 | Kandy | SRI | 2023-08-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1279 | 1094 | 2.50 | 6 | 0.93 | 40 | 37.20 | |
|  Rathnayake, R M M P B | | | 1271 | SRI | 0.50 | 1 | 0.23 | 40 | 9.20 | |  Wijethilake, D N | | | 1303 | SRI | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Nuwarapaksha, N P M Lakvindu | | | 1252 | SRI | 1.00 | 1 | 0.71 | 40 | 28.40 | | | Somarathne, Senuka Damsath | | | 1328 | SRI | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Uyanwaththa, W M S B | | | 1343 | SRI | 0.50 | 1 | 0.31 | 40 | 12.40 | | | Galkotuwa, K A R G W S N B I | | | 1179 | SRI | 0.00 | 1 | -0.38 | 40 | -15.20 | |
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) | | | | Kandy Open International Rating Chess Championships 2023 | Kandy | SRI | 2023-09-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1321 | 1094 | 0.50 | 4 | -0.42 | 40 | -16.80 | |
| | Dandeniya, D D L N | | | 1528 | SRI | 0.00 | 1 | -0.06 | 40 | -2.40 | | | Chandrasiri, R B A | | | 1224 | SRI | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Samaraweera, S M Sethika Hansira | | | 1265 | SRI | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Ramyasiri, Kaveen Poorna | | | 1268 | SRI | 0.50 | 1 | 0.23 | 40 | 9.20 | |
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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