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Individual Calculations November 2022 |
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| Sumanathilake, Yonal Total change: -60.76 | |   |
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| Sri Lanka Junior National Chess Championship 2022 | Kandy | SRI | 2022-09-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1096 | 1392 | 5.00 | 7 | -0.92 | 31 | -28.52 | |
|  Bandara, M M Jovindu J | | | 1023 | SRI | 1.00 | 1 | 0.10 | 31 | 3.10 | |  Gunawardhane, Dunitha Yathindra | | | 1153 | SRI | 0.00 | 1 | -0.80 | 31 | -24.80 | | | Jathushanan, Theevakaran | | | 1037 | SRI | 1.00 | 1 | 0.11 | 31 | 3.41 | | | Galkotuwa, K A R G W S N B I | | | 1088 | SRI | 1.00 | 1 | 0.14 | 31 | 4.34 | | | Wickramasinghe, V W A Vinuda Vidm | | | 1165 | SRI | 0.50 | 1 | -0.29 | 31 | -8.99 | | | Pathirana, Dasula | | | 1148 | SRI | 0.50 | 1 | -0.30 | 31 | -9.30 | | | Senavirathna, U G D H B | | | 1056 | SRI | 1.00 | 1 | 0.12 | 31 | 3.72 | |
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) | | | | Sri Lanka National Amateur Chess Championship 2022 | Colomo | SRI | 2022-10-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1204 | 1392 | 5.00 | 8 | -0.81 | 31 | -25.11 | |
| | Perera, Thisara Randinu | | | 1032 | SRI | 0.00 | 1 | -0.90 | 31 | -27.90 | | | Gunathilaka, Kavinu Sanul | | | 1027 | SRI | 1.00 | 1 | 0.10 | 31 | 3.10 | | | Maitipe, M T Anuja Nadun | | | 1131 | SRI | 1.00 | 1 | 0.18 | 31 | 5.58 | | | Perera, H A Lisanda Vinsith | | | 1197 | SRI | 0.50 | 1 | -0.25 | 31 | -7.75 | | | Perera, G Thinuka Geethula | | | 1220 | SRI | 0.50 | 1 | -0.23 | 31 | -7.13 | | | Thilakarathne, Adeesha Dinal | | | 1202 | SRI | 1.00 | 1 | 0.25 | 31 | 7.75 | | | Lakshitha, H H Sasindu | | | 1643 | SRI | 0.00 | 1 | -0.19 | 31 | -5.89 | | | Wimalagunasekara, D Nithwara | | | 1180 | SRI | 1.00 | 1 | 0.23 | 31 | 7.13 | |
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) | | | | Negombo International Chess Festival 2022 | Negombo | SRI | 2022-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1337 | 1392 | 4.00 | 7 | -0.23 | 31 | -7.13 | |
| | Upeksha, L H I | | | 1039 | SRI | 1.00 | 1 | 0.11 | 31 | 3.41 | | | Devaraja, Dahamsa Punsadi | | | 1126 | SRI | 1.00 | 1 | 0.18 | 31 | 5.58 | | | Galappaththi, Chinthaka Anuruddh | f | | 2007 | SRI | 0.00 | 1 | -0.02 | 31 | -0.62 | | | Hendavitharana, D S | | | 1147 | SRI | 1.00 | 1 | 0.20 | 31 | 6.20 | | | Labunahewage, Dulein Bimsath | | | 1184 | SRI | 1.00 | 1 | 0.23 | 31 | 7.13 | | | Madusanka, L D P | | | 1678 | SRI | 0.00 | 1 | -0.16 | 31 | -4.96 | | | De Silva, Wijemuni Yomesh Lakshan | | | 1179 | SRI | 0.00 | 1 | -0.77 | 31 | -23.87 | |
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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