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Individual Calculations June 2023 |
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| Lakmuthu, Lasitha Total change: 0.00 | |   |
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| Sri Lanka National Youth Chess Championship 2023 - Under 10Yrs Open | Colombo | SRI | 2023-04-06 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1162 | 0 | 1.50 | 4 | 0.00 | 1075 | | 0.00 | |
|  Ethan, De Hoedt | | | 1159 | SRI | 1.00 | 1 | 0.00 | | 0.00 | |  Batagoda, Bevin Yashel | | | 1183 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Kottage, K M Nilash Nethul | | | 1157 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Wijayarathna, N Naaditha Suhas Ka | | | 1150 | 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) | | | | Colombo International Chess Festival 2023 | Colombo | SRI | 2023-05-12 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1145 | 0 | 1.00 | 5 | 0.00 | 905 | | 0.00 | |
| | Amarathunga, Piyumi Uthpala | | | 1262 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Gamage, P Lakindu Chamalka | | | 1108 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Wickramasinghe, Hesara Damsadi | | | 1122 | SRI | 1.00 | 1 | 0.00 | | 0.00 | | | Viranya, A R M V | | | 1155 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Rathnayake, Disula | | | 1080 | 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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