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Individual Calculations November 2023 |
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| Gunathilake, Manuja Total change: 95.20 | |   |
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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 |
| 1328 | 1087 | 1.00 | 3 | 0.36 | 40 | 14.40 | |
|  Bandara, B G S N R | | | 1173 | SRI | 1.00 | 1 | 0.62 | 40 | 24.80 | |  Herath, H M J R | | | 1396 | SRI | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Maithripala, W D P N | | | 1416 | 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) | | | | Kandy Open International Rating Chess Championships 2023 | Kandy | SRI | 2023-09-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1323 | 1087 | 3.50 | 7 | 2.02 | 40 | 80.80 | |
| | Bandara, W M Malitha | | | 1293 | SRI | 0.50 | 1 | 0.26 | 40 | 10.40 | | | Deshappriya, D Kalindu | | | 1372 | SRI | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Munasinghe, M A D D D | | | 1363 | SRI | 1.00 | 1 | 0.83 | 40 | 33.20 | | | Somarathne, Senuka Damsath | | | 1328 | SRI | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Abhimanyu, Iraja | | | 1427 | SRI | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Nenatunga, N L Chamod Wishmitha | | | 1201 | SRI | 1.00 | 1 | 0.66 | 40 | 26.40 | | | Nawanjana, R A Thaweesha | | | 1276 | SRI | 0.50 | 1 | 0.25 | 40 | 10.00 | |
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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