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Individual Calculations November 2022 |
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| Ovitigala, Chenitha Mithvidu Total change: -27.60 | |   |
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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 |
| 1199 | 1399 | 4.00 | 7 | -1.19 | 40 | -47.60 | |
|  Kannangara, Ranul Insitha | | | 1024 | SRI | 1.00 | 1 | 0.09 | 40 | 3.60 | |  Galkotuwa, K A R G W S N B I | | | 1088 | SRI | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Liyanage, Pesandu Rashmitha | | | 1824 | SRI | 0.00 | 1 | -0.07 | 40 | -2.80 | | | Gunawardhane, Dunitha Yathindra | | | 1153 | SRI | 0.00 | 1 | -0.81 | 40 | -32.40 | | | Kollalpitiya, Nusal C | | | 1036 | SRI | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Hapuarachchi, H A D S | | | 1100 | SRI | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Wickramasinghe, V W A Vinuda Vidm | | | 1165 | SRI | 0.00 | 1 | -0.79 | 40 | -31.60 | |
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) | | | | Sri Lanka National Amateur Chess Championship 2022 | Colomo | SRI | 2022-10-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1416 | 1399 | 4.00 | 7 | 0.50 | 40 | 20.00 | |
| | Ariyarathne, Athila Mandiv | | | 1087 | SRI | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Kaluarachchi, Achinthya Shamen | | | 1916 | SRI | 0.00 | 1 | -0.04 | 40 | -1.60 | | | Kanchana, W A | | | 1142 | SRI | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Sandaruwan, K E Dineth | | | 1139 | SRI | 0.50 | 1 | -0.32 | 40 | -12.80 | | | Sethiya , A Vinuga | | | 1462 | SRI | 0.50 | 1 | 0.09 | 40 | 3.60 | | | Janukshan, B | | | 1693 | SRI | 1.00 | 1 | 0.85 | 40 | 34.00 | | | Laksiri, A A Kavishka Gimshan | | | 1475 | SRI | 0.00 | 1 | -0.40 | 40 | -16.00 | |
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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