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Individual Calculations February 2019 |
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| Mudalige, S M R S Total change: 0.00 | |   |
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| Sri Lanka National Youth Chess Championship 2018 Under - 13 years | Colombo | SRI | 2018-12-27 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1079 | 0 | 4.00 | 8 | 0.00 | 1079 | | 0.00 | |
|  Herath, H M D A B | | | 1113 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Wijesinghe, Ramika Risiwara | | | 1063 | SRI | 1.00 | 1 | 0.00 | | 0.00 | |  Maithripala, W D P N | | | 1109 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Weheragoda, H A Menula | | | 1038 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Abrar, Taariq Isham | | | 1056 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Jayathilaka, W M Yasas | | | 1051 | SRI | 1.00 | 1 | 0.00 | | 0.00 | | | Yethmin, W J Methum | | | 1083 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Rathnakumara, H M T N | | | 1115 | SRI | 0.50 | 1 | 0.00 | | 0.00 | |
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) | | | | 7th Kaluthara Chess Festival 2019 | Kaluthara | SRI | 2019-01-11 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1126 | 0 | 0.00 | 3 | 0.00 | 326 | | 0.00 | |
| | Kulathilake, S M M P | | | 1219 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Sulakshana, L A D Sadeesha | | | 1090 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Senamanthila, Milani | | | 1069 | SRI | 0.00 | 1 | 0.00 | | 0.00 | |
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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