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Individual Calculations May 2017 |
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| Mathes Arachchi, Shihara H Total change: 0.00 | |   |
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| Sri Lanka Women's Qualifying Championship 2017 - Colombo | Colombo | SRI | 2017-03-30 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1086 | 0 | 1.50 | 5 | 0.00 | 937 | | 0.00 | |
|  Dissanayake, N F | | | 1157 | SRI | 0.00 | 1 | 0.00 | | 0.00 | |  Perera, D G D S Vidarsha | | | 1062 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Sandanayake, Nimansa Sasanduni | | | 1033 | SRI | 1.00 | 1 | 0.00 | | 0.00 | | | Ranishani, W A Sandaru | | | 1087 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Samarakkodi, Malini Samaya | | | 1092 | 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) | | | | Colombo Chess Festival 2017 | Colombo | SRI | 2017-04-06 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1156 | 0 | 2.50 | 7 | 0.00 | 1054 | | 0.00 | |
| | Ranasinghe, R A Arindu Himeth | | | 1280 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Samarasinghe, Methsara | | | 1253 | SRI | 1.00 | 1 | 0.00 | | 0.00 | | | Damketh, Okitha | | | 1118 | SRI | 1.00 | 1 | 0.00 | | 0.00 | | | Dissanayaka, Anupama | | | 1148 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Selvarajah, Selvendra | | | 1112 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Samaraweera, Sanith Jithnuka | | | 1093 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Silva, Haren Senura | | | 1088 | 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) | | | | National Youth Chess Championship 2017 - Under 16 Girls | Colombo | SRI | 2017-04-17 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1191 | 0 | 3.50 | 7 | 0.00 | 1191 | | 0.00 | |
| | Wijesinghe, W A D Sumudu | | | 1239 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Liyanage, Oshadi Pesala | | | 1103 | SRI | 1.00 | 1 | 0.00 | | 0.00 | | | Sarathchandra, Thihansa Dewwanth | | | 1302 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Ranishani, W A Sandaru | | | 1087 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Subashini, H D Sanduni Bhagya | | | 1148 | SRI | 1.00 | 1 | 0.00 | | 0.00 | | | Senanayake, A M P K | | | 1226 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Wijesiri, Dileka | | | 1230 | 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) | | |
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