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Individual Calculations February 2023 |
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| Deshappriya, D Kalindu Total change: -82.00 | |   |
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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 |
| 1159 | 1486 | 3.50 | 7 | -2.59 | 20 | -51.80 | |
|  Hansara, W P Sandith | | | 1086 * | SRI | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Thimanjana, Balage Kisandu | | | 1136 * | SRI | 1.00 | 1 | 0.11 | 20 | 2.20 | |  Sanjaya, W M Lankanath | | | 1216 | SRI | 0.00 | 1 | -0.83 | 20 | -16.60 | | | Ekanayake, E M Sahiru Deeptha | | | 1093 | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kavisekara, Manula Heshan | | | 1169 | SRI | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Herath, H M J R | | | 1278 | SRI | 0.00 | 1 | -0.77 | 20 | -15.40 | | | Weheragoda, H A Menula | | | 1136 | SRI | 0.50 | 1 | -0.39 | 20 | -7.80 | | | * 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) | | | | Kaluthara International Chess Festival 2023 | Kaluthara | SRI | 2023-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1247 | 1486 | 5.50 | 9 | -1.51 | 20 | -30.20 | |
| | Perera , A A Sethun Senhas | | | 1086 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Perera, G Thinuka Geethula | | | 1174 | SRI | 0.50 | 1 | -0.36 | 20 | -7.20 | | | Pathirage, Yukitha Kenula Perera | | | 1153 | SRI | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Rajawasala, R U D Janith Dulmina | | | 1161 | SRI | 0.50 | 1 | -0.37 | 20 | -7.40 | | | Nanayakkara, Sanuk | | | 1240 | SRI | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Amarathunga, Piyumi Uthpala | | | 1173 | SRI | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Amarasinghe, A A C B | c | | 1908 | SRI | 0.00 | 1 | -0.07 | 20 | -1.40 | | | Hendavitharana, D S | | | 1214 | SRI | 0.00 | 1 | -0.83 | 20 | -16.60 | | | Kalupahana, Hirun Harendra | | | 1111 | SRI | 1.00 | 1 | 0.09 | 20 | 1.80 | | | * 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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