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Individual Calculations February 2023 |
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| Gunasekara, W A N Senpathi Total change: -8.40 | |   |
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| Ethugalpura Open International Rating Chess Championships 2022 | Kurunegala | SRI | 2022-12-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1379 | 1511 | 4.00 | 6 | 0.17 | 20 | 3.40 | |
|  Madurawala, M G D S Shanuka | | | 1120 | SRI | 0.00 | 1 | -0.91 | 20 | -18.20 | |  Hettigoda, Dhanodya Budmina | | | 1213 | SRI | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Somarathne, Senuka Damsath | | | 1139 | SRI | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Liyanage, Pesandu Rashmitha | | | 1869 | SRI | 1.00 | 1 | 0.90 | 20 | 18.00 | | | De Silva, Osheen | | | 1763 | SRI | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Kavisekara, Manula Heshan | | | 1169 | SRI | 1.00 | 1 | 0.12 | 20 | 2.40 | |
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 2022 | Kandy | SRI | 2022-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1212 | 1511 | 7.00 | 9 | -0.59 | 20 | -11.80 | |
| | Jayasinghe, D Senethmi | | | 1111 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Wimalagunasekara, D Nithwara | | | 1165 | SRI | 0.50 | 1 | -0.39 | 20 | -7.80 | | | Wadduwage, Thamindu Upeksha | | | 1135 | SRI | 0.50 | 1 | -0.41 | 20 | -8.20 | | | Fernando, Mayon Dinuth Mindula | | | 1138 | SRI | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Gunasekara, K P K Hesara | | | 1237 | SRI | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Abiru, K A Aken | | | 1309 | SRI | 0.00 | 1 | -0.76 | 20 | -15.20 | | | Sandaruwan, K E Dineth | | | 1189 | SRI | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Ganepola, Thushanu Yasmith | | | 1316 | SRI | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Wickramarathne, P W G Gaveshi | | | 1311 | SRI | 1.00 | 1 | 0.24 | 20 | 4.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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