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Individual Calculations November 2023 |
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| Wickramarathne, D Jehan Randil Total change: -58.52 | |   |
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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 |
| 1179 | 1359 | 5.00 | 8 | -0.82 | 38 | -31.16 | |
|  Munasinghe, M A V N | | | 1008 | SRI | 1.00 | 1 | 0.11 | 38 | 4.18 | |  Ranathunga, R M Methula Sansitha | | | 1130 | SRI | 1.00 | 1 | 0.21 | 38 | 7.98 | | | Insara, S D Nadev | | | 1766 | SRI | 0.00 | 1 | -0.08 | 38 | -3.04 | | | Dewasurendra, Mevinu Dimansith | | | 1090 | SRI | 0.50 | 1 | -0.33 | 38 | -12.54 | | | Thennakoon, Akitha | | | 1127 | SRI | 0.50 | 1 | -0.29 | 38 | -11.02 | | | Madawala, R M I S B | | | 1087 | SRI | 0.50 | 1 | -0.33 | 38 | -12.54 | | | Wanasinghe, A D R T | | | 1094 | SRI | 0.50 | 1 | -0.32 | 38 | -12.16 | | | Somarathna, Dinuka | | | 1126 | SRI | 1.00 | 1 | 0.21 | 38 | 7.98 | |
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 |
| 1182 | 1346 | 6.50 | 10 | -0.72 | 38 | -27.36 | |
| | Sampath, Kavindu | | | 1024 | SRI | 1.00 | 1 | 0.13 | 38 | 4.94 | | | Somarathna, H G Senuth Niduwara | | | 1134 | SRI | 1.00 | 1 | 0.23 | 38 | 8.74 | | | Alahakoon, Isuru | f | | 1883 | SRI | 0.00 | 1 | -0.03 | 38 | -1.14 | | | Damsara , K D Dineth | | | 1026 | SRI | 0.50 | 1 | -0.37 | 38 | -14.06 | | | Madawala, R M I S B | | | 1087 | SRI | 1.00 | 1 | 0.18 | 38 | 6.84 | | | Senarathne, Oshada Mewan | | | 1136 | SRI | 0.50 | 1 | -0.27 | 38 | -10.26 | | | Silva, M Dhanuka Jayampathi | | | 1108 | SRI | 1.00 | 1 | 0.20 | 38 | 7.60 | | | Pathirana, Dasula | | | 1111 | SRI | 0.50 | 1 | -0.29 | 38 | -11.02 | | | Galkotuwa, K A R G W S N B I | | | 1179 | SRI | 0.50 | 1 | -0.22 | 38 | -8.36 | | | Thennakoon, Akitha | | | 1127 | SRI | 0.50 | 1 | -0.28 | 38 | -10.64 | |
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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