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Individual Calculations February 2020 |
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| Chathuranga, D H Harshana Total change: 0.00 | |   |
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| Sri Lanka National Youth Chess Championship 2019 - Under 13 years | Colombo | SRI | 2019-12-27 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1169 | 0 | 4.50 | 8 | 0.00 | 1189 | | 0.00 | |
|  Abeysinghe, Ayantha Imeera | | | 1177 | SRI | 1.00 | 1 | 0.00 | | 0.00 | |  Lavanga, D Binuka | | | 1243 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | De Alwis, K K Y M | | | 1137 | SRI | 1.00 | 1 | 0.00 | | 0.00 | | | Gamage, Mesanda | | | 1343 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Laksandu, R A Chamath | | | 1097 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Anattapathirana, Pamith Kithmin | | | 1150 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Rajarathna, B S | | | 1087 | SRI | 1.00 | 1 | 0.00 | | 0.00 | | | Thimanjana, Balage Kisandu | | | 1119 | 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) | | | | Battle of the Kings - All Island Schools Team Chess Championship 2020 | Colombo | SRI | 2020-01-03 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1334 | 0 | 0.50 | 4 | 0.00 | 1012 | | 0.00 | |
| | Piyumantha, M Thisal Manjith | | | 1767 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Liyanage, K G | | | 1087 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Tishor, S | | | 1278 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Adikari, Praveen Danuja | | | 1203 | 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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