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Individual Calculations November 2022 |
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| Hansana, G Haritha Total change: 80.00 | |   |
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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 |
| 1432 | 1355 | 2.50 | 5 | 0.33 | 40 | 13.20 | |
|  Tennakoon, Lisara Samadhith | | | 1670 | SRI | 0.50 | 1 | 0.36 | 40 | 14.40 | |  Marapana, Sanupa Bimsath | | | 1437 | SRI | 1.00 | 1 | 0.61 | 40 | 24.40 | | | Liyanage, Pesandu Rashmitha | | | 1824 | SRI | 0.00 | 1 | -0.05 | 40 | -2.00 | | | Liyanage, K P L | | | 1191 | SRI | 0.00 | 1 | -0.72 | 40 | -28.80 | | | Upeksha, L H I | | | 1039 | SRI | 1.00 | 1 | 0.13 | 40 | 5.20 | |
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 |
| 1347 | 1355 | 3.50 | 5 | 0.88 | 40 | 35.20 | |
| | Nimsitha, Tharuk | | | 1140 | SRI | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Liyanage, Tharindu Dewundara | | | 1090 | SRI | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Gunathilake, M D Vinuda Shenal | | | 1760 | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Amarathunga, Kosala Sandeepa Cham | | | 1434 | SRI | 0.50 | 1 | 0.11 | 40 | 4.40 | | | Pinnagoda, P G Anuhas Suradunu | | | 1312 | SRI | 1.00 | 1 | 0.44 | 40 | 17.60 | |
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) | | | | Negombo International Chess Festival 2022 | Negombo | SRI | 2022-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1342 | 1355 | 4.50 | 7 | 0.79 | 40 | 31.60 | |
| | Jayasundara, J M Theruni V | | | 1011 | SRI | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Lankatilleke, Sathindu Vidujaya | | | 1133 | SRI | 0.00 | 1 | -0.78 | 40 | -31.20 | | | Upeksha, L H I | | | 1039 | SRI | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Sooriyakumar, Sanjeewan | | | 1138 | SRI | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Deshappriya, D Kalindu | | | 1573 | SRI | 1.00 | 1 | 0.78 | 40 | 31.20 | | | Madusanka, L D P | | | 1678 | SRI | 0.50 | 1 | 0.37 | 40 | 14.80 | | | Liyanage, Pesandu Rashmitha | | | 1824 | SRI | 0.00 | 1 | -0.05 | 40 | -2.00 | |
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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