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Individual Calculations November 2023 |
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| Bandara, B G S N R Total change: -28.40 | |   |
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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 |
| 1209 | 1173 | 2.00 | 5 | -0.34 | 40 | -13.60 | |
|  Gunathilake, Manuja | | | 1087 | SRI | 0.00 | 1 | -0.62 | 40 | -24.80 | | | Welikumbura, S D | | | 1043 | SRI | 1.00 | 1 | 0.32 | 40 | 12.80 | |  Senevirathne, D C B K | | | 1476 | SRI | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Ranasinghe, R A Chavana | | | 1023 | SRI | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Maithripala, W D P N | | | 1416 | SRI | 0.00 | 1 | -0.20 | 40 | -8.00 | |
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) | | | | Kandy Open International Rating Chess Championships 2023 | Kandy | SRI | 2023-09-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1283 | 1177 | 1.50 | 5 | -0.37 | 40 | -14.80 | |
| | Tennakoon, Lisara Samadhith | | | 1461 | SRI | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Gunasekara, K P K Hesara | | | 1445 | SRI | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Weragoda, Dewanga Sathsara | | | 1112 | SRI | 1.00 | 1 | 0.41 | 40 | 16.40 | | | Munasinghe, M A D D D | | | 1363 | SRI | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Katheesan, U | | | 1032 | SRI | 0.50 | 1 | -0.19 | 40 | -7.60 | |
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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