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Individual Calculations November 2023 |
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| Uyanwaththa, W M S B Total change: -40.60 | |   |
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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 |
| 1111 | 1343 | 3.50 | 6 | -1.26 | 20 | -25.20 | |
|  Padmanaga, S Imira Nethdula | | | 1125 | SRI | 0.00 | 1 | -0.78 | 20 | -15.60 | | | Welikumbura, D M | | | 1073 | SRI | 1.00 | 1 | 0.17 | 20 | 3.40 | |  Bentharaarachchi, B D Daksha Hans | | | 1145 | SRI | 0.00 | 1 | -0.76 | 20 | -15.20 | | | Mayadunna, D Thimesh | | | 1099 | SRI | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Fernando, Mayon Dinuth Mindula | | | 1094 | SRI | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Thennakoon, Akitha | | | 1127 | SRI | 1.00 | 1 | 0.22 | 20 | 4.40 | |
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 |
| 1138 | 1343 | 6.00 | 9 | -0.77 | 20 | -15.40 | |
| | Nethmitha, Janiru | | | 1026 | SRI | 0.00 | 1 | -0.87 | 20 | -17.40 | | | Karunarathna, Umeth | | | 1025 | SRI | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Fernando, M I C D | | | 1148 | SRI | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Silva, M Dhanuka Jayampathi | | | 1108 | SRI | 0.00 | 1 | -0.79 | 20 | -15.80 | | | Prabasara, T W Thimira | | | 1127 | SRI | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Bandara, Sethmi Yapa | | | 1136 | SRI | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Thennakoon, Akitha | | | 1127 | SRI | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Mudalige, S M I Umandi | | | 1449 | SRI | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Gunaratne, Chivath Dathesha | | | 1099 | SRI | 0.50 | 1 | -0.30 | 20 | -6.00 | |
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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