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Individual Calculations November 2023 |
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| Mawalagedara, Pawan Piumal Total change: 5.20 | |   |
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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 |
| 1259 | 1031 | 1.00 | 3 | 0.27 | 40 | 10.80 | |
|  Tennakoon, Lisara Samadhith | | | 1461 | SRI | 0.50 | 1 | 0.43 | 40 | 17.20 | | | Dissanayake, G R U D | | | 1168 | SRI | 0.50 | 1 | 0.18 | 40 | 7.20 | |  Mandanayake, M A Menaka Dinal | | | 1148 | SRI | 0.00 | 1 | -0.34 | 40 | -13.60 | |
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) | | | | Kandy Open International Rating Chess Championships 2023 | Kandy | SRI | 2023-09-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1201 | 1031 | 1.00 | 4 | -0.14 | 40 | -5.60 | |
| | Minsara, S D Sadev | | | 1331 | SRI | 0.00 | 1 | -0.15 | 40 | -6.00 | | | De Silva, T Dinura Hemjith | | | 1168 | SRI | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Karunathilake, R L T | | | 1141 | SRI | 0.50 | 1 | 0.15 | 40 | 6.00 | | | Indumina, H G Randula | | | 1162 | SRI | 0.50 | 1 | 0.18 | 40 | 7.20 | |
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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