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Individual Calculations February 2023 |
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| Madushanka, Harsha Total change: -75.80 | |   |
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| Kandy Open International Rating Chess Championships 2022 | Kandy | SRI | 2022-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1314 | 1691 | 6.00 | 9 | -2.06 | 20 | -41.20 | |
|  Gunawardane, A P | | | 1291 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Lankatilleke, Sathindu Vidujaya | | | 1183 | SRI | 1.00 | 1 | 0.04 | 20 | 0.80 | | | Bimansa, D G Jayandi | | | 1333 | SRI | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Wickramasinghe, V W A Vinuda Vidm | | | 1422 | SRI | 0.00 | 1 | -0.83 | 20 | -16.60 | | | Bandara, Prathibha Nethsarani | | | 1285 | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Thennakoon, Disara | | | 1384 | SRI | 0.50 | 1 | -0.36 | 20 | -7.20 | | | Siriwardene, R B Janaka Sampath | | | 1386 | SRI | 0.50 | 1 | -0.36 | 20 | -7.20 | | | Tishor, S | | | 1404 | SRI | 0.00 | 1 | -0.84 | 20 | -16.80 | | | Somarathne, Senuka Damsath | | | 1139 | SRI | 1.00 | 1 | 0.03 | 20 | 0.60 | | | * 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) | | | | Kaluthara International Chess Festival 2023 | Kaluthara | SRI | 2023-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1307 | 1691 | 5.50 | 8 | -1.73 | 20 | -34.60 | |
| | Fernando, Diyon Senuth Randilu | | | 1291 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Perera, G Thinuka Geethula | | | 1174 | SRI | 1.00 | 1 | 0.04 | 20 | 0.80 | | | Lakmal, M A C | | | 1403 | SRI | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Lavanga, D Binuka | | | 1341 | SRI | 0.50 | 1 | -0.39 | 20 | -7.80 | | | Nanayakkara, Sanuk | | | 1240 | SRI | 0.50 | 1 | -0.44 | 20 | -8.80 | | | Wickramarathne, P W G Gaveshi | | | 1311 | SRI | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Bimansa, D G Jayandi | | | 1333 | SRI | 0.50 | 1 | -0.40 | 20 | -8.00 | | | Hettiarachchi, D W K | | | 1366 | SRI | 0.50 | 1 | -0.37 | 20 | -7.40 | | | * 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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