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Individual Calculations June 2023 |
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| Fernando, W K B Thumula Theekshan Total change: -26.80 | |   |
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| 5th SSC Open International Rating Chess Championship 2023 | Matara | SRI | 2023-04-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1307 | 1243 | 3.00 | 6 | 0.42 | 40 | 16.80 | |
|  Laksiri, A A Kavishka Gimshan | | | 1485 | SRI | 0.00 | 1 | -0.20 | 40 | -8.00 | |  Kanchana, W A | | | 1130 | SRI | 1.00 | 1 | 0.35 | 40 | 14.00 | | | Edussooriya, Thisanga Hasarel | | | 1168 | SRI | 1.00 | 1 | 0.40 | 40 | 16.00 | | | Gnanaseelan, Jude Dorison | | | 1458 | SRI | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Samarakoon, Sasndu Ayod | | | 1021 | SRI | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Newansa, M Esandi | | | 1581 | SRI | 0.00 | 1 | -0.12 | 40 | -4.80 | |
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 | K | K*chg | Game |
| 1301 | 1341 | 3.00 | 7 | -1.09 | 40 | -43.60 | |
| | Piyasiri, M S | | | 1032 | SRI | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Kaluarachchi, Achinthya Shamen | | | 1844 | SRI | 0.00 | 1 | -0.04 | 40 | -1.60 | | | Suraweera, Shanul Nethru | | | 1106 | SRI | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Perera, Sachith Lakshan | | | 1138 | SRI | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Wijekoon, Chandana | c | | 1750 | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | De Silva, B P Chanthuli Thanishka | | | 1139 | SRI | 0.00 | 1 | -0.76 | 40 | -30.40 | | | Amarasinghe, Umayangi Dilhara | | | 1100 | SRI | 0.00 | 1 | -0.80 | 40 | -32.00 | |
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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