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Individual Calculations February 2023 |
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| Attanayake, Chanindi Mewna Total change: -129.96 | |   |
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| Asia Schools CC 2022- U 15 O | Kaluthara | SRI | 2022-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1303 | 1548 | 5.50 | 9 | -1.73 | 38 | -65.74 | |
|  Devaraja, Dahamsa Punsadi | | | 1228 | SRI | 1.00 | 1 | 0.13 | 38 | 4.94 | |  Wickramarathne, P W G Gaveshi | | | 1311 | SRI | 0.50 | 1 | -0.30 | 38 | -11.40 | | | Ashwinth, Michael | | | 1338 | IND | 0.50 | 1 | -0.27 | 38 | -10.26 | | | Weerasekara, Dinul Vinsitha | | | 1358 | SRI | 1.00 | 1 | 0.25 | 38 | 9.50 | | | Liyanage, K P L | | | 1266 | SRI | 0.00 | 1 | -0.84 | 38 | -31.92 | | | Dharmasena, W M S S B | | | 1379 | SRI | 0.00 | 1 | -0.72 | 38 | -27.36 | | | Desurra, G P Damsilu | | | 1302 | SRI | 0.50 | 1 | -0.31 | 38 | -11.78 | | | Edirisinghe, E D Hansana | | | 1268 | SRI | 1.00 | 1 | 0.16 | 38 | 6.08 | | | Mukanova, Rayana | | | 1278 | KGZ | 1.00 | 1 | 0.17 | 38 | 6.46 | |
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 |
| 1229 | 1548 | 6.00 | 9 | -1.69 | 38 | -64.22 | |
| | Perera , A A Sethun Senhas | | | 1148 * | SRI | 1.00 | 1 | 0.08 | 38 | 3.04 | | | De Silva, S N K | | | 1168 | SRI | 0.50 | 1 | -0.41 | 38 | -15.58 | | | Pathirage, Yukitha Kenula Perera | | | 1153 | SRI | 0.50 | 1 | -0.42 | 38 | -15.96 | | | Minsara, S D Sadev | | | 1171 | SRI | 1.00 | 1 | 0.09 | 38 | 3.42 | | | Jayasundara, J M Theruni V | | | 1240 | SRI | 1.00 | 1 | 0.14 | 38 | 5.32 | | | Galkotuwa, K A R G W D R B G | | | 1331 | SRI | 0.00 | 1 | -0.78 | 38 | -29.64 | | | Bandara, A H M G N | | | 1096 | SRI | 1.00 | 1 | 0.06 | 38 | 2.28 | | | Dharmasena, W M S S B | | | 1379 | SRI | 1.00 | 1 | 0.28 | 38 | 10.64 | | | Rathnayake, R M Dulinma Hemalni | | | 1372 | SRI | 0.00 | 1 | -0.73 | 38 | -27.74 | | | * 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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