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Individual Calculations November 2023 |
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| Sumanathilake, Yonal Total change: -57.38 | |   |
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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 |
| 1251 | 1646 | 6.50 | 8 | -0.75 | 38 | -28.50 | |
|  Kalhan, S Vojitha | | | 1246 * | SRI | 1.00 | 1 | 0.08 | 38 | 3.04 | |  Perera, K C D | | | 1244 | SRI | 0.00 | 1 | -0.92 | 38 | -34.96 | | | Rajapakshe, Rashmika Heshan | | | 1104 | SRI | 1.00 | 1 | 0.03 | 38 | 1.14 | | | Gonawala, B V S D D | | | 1126 | SRI | 1.00 | 1 | 0.03 | 38 | 1.14 | | | Samaraweera, S M Sethika Hansira | | | 1265 | SRI | 1.00 | 1 | 0.09 | 38 | 3.42 | | | Palangoda, U P G M Sasmitha | | | 1403 | SRI | 0.50 | 1 | -0.30 | 38 | -11.40 | | | Wijethilake, D N | | | 1303 | SRI | 1.00 | 1 | 0.12 | 38 | 4.56 | | | Sathsara, E P Daham | | | 1315 | SRI | 1.00 | 1 | 0.12 | 38 | 4.56 | | | * 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) | | | | Kandy Open International Rating Chess Championships 2023 | Kandy | SRI | 2023-09-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1337 | 1583 | 7.00 | 10 | -0.76 | 38 | -28.88 | |
| | Rajapakshe, Rashmika Heshan | | | 1183 * | SRI | 1.00 | 1 | 0.08 | 38 | 3.04 | | | Thilakarathne, Nisal Dilushana | | | 1176 | SRI | 1.00 | 1 | 0.08 | 38 | 3.04 | | | Bimansa, D G Jayandi | | | 1206 | SRI | 1.00 | 1 | 0.09 | 38 | 3.42 | | | Akuratiya, A G Hansadie Aradhya | | | 1175 | SRI | 0.00 | 1 | -0.92 | 38 | -34.96 | | | Ranasinghe, R A Lihini Himansa | | | 1264 | SRI | 1.00 | 1 | 0.13 | 38 | 4.94 | | | Alwis, H Sandithi Kusalya | | | 1311 | SRI | 1.00 | 1 | 0.17 | 38 | 6.46 | | | Deshappriya, D Kalindu | | | 1372 | SRI | 1.00 | 1 | 0.23 | 38 | 8.74 | | | Alahakoon, Isuru | f | | 1883 | SRI | 0.00 | 1 | -0.15 | 38 | -5.70 | | | Gowsalyan, S | | | 1451 | SRI | 0.50 | 1 | -0.18 | 38 | -6.84 | | | Yanakan, P | | | 1348 | SRI | 0.50 | 1 | -0.29 | 38 | -11.02 | | | * 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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