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Individual Calculations July 2023 |
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| Rajawasala, R U D Janith Dulmina Total change: 73.20 | |   |
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| Damso international Chess Festival 2023 | Ambalangoda | SRI | 2023-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1456 | 1418 | 6.50 | 9 | 2.42 | 40 | 96.80 | |
|  Herath, H M Chamuditha Sasen Band | | | 1071 | SRI | 1.00 | 1 | 0.11 | 40 | 4.40 | |  Fernando, G Naween Sithija | | | 1158 | SRI | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Piyumantha, M Thisal Manjith | | | 1748 | SRI | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Sanudula, K M Dahamdi | | wc | 1677 | SRI | 1.00 | 1 | 0.82 | 40 | 32.80 | | | Wijekoon, Chandana | c | | 1751 | SRI | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Sujinth, Tharmalingam | | | 1213 | SRI | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Weerasinghe, C C | | | 1764 | SRI | 0.50 | 1 | 0.39 | 40 | 15.60 | | | Dharmakeerthi, G K Pasindu Nimsar | | | 1691 | SRI | 0.50 | 1 | 0.33 | 40 | 13.20 | | | Perera, Nethuka Mihisara | | | 1033 | SRI | 1.00 | 1 | 0.09 | 40 | 3.60 | |
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) | | | | SLCA Selection Event for Asian Schools - Under 15 Years | Colombo | SRI | 2023-06-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1314 | 1457 | 3.50 | 6 | -0.59 | 40 | -23.60 | |
| | Galkotuwa, K A R G W S N B I | | | 1209 | SRI | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Dissanayake, K M S M | | | 1256 | SRI | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Rathnayaka, Minaga Yethmin | | | 1383 | SRI | 1.00 | 1 | 0.40 | 40 | 16.00 | | | Manuwaruna, Sethun Neththaru | | | 1414 | SRI | 0.50 | 1 | -0.06 | 40 | -2.40 | | | Sumanathilake, Yonal | | | 1418 | SRI | 0.00 | 1 | -0.55 | 40 | -22.00 | | | Perera, M C Anjalo | | | 1205 | SRI | 0.00 | 1 | -0.81 | 40 | -32.40 | |
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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