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Individual Calculations November 2022 |
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| Kalhan, S Vojitha Total change: -23.20 | |   |
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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 |
| 1277 | 1112 | 0.50 | 3 | -0.35 | 40 | -14.00 | |
|  Abeyrathne, K W A M G Dinod Uthsa | | | 1317 | SRI | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Gamage, A G R Ruwanmith | | | 1283 | SRI | 0.50 | 1 | 0.23 | 40 | 9.20 | |  De Silva, L H L Manuja Lakshitha | | | 1230 | SRI | 0.00 | 1 | -0.34 | 40 | -13.60 | |
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 |
| 1325 | 1112 | 0.00 | 1 | -0.23 | 40 | -9.20 | |
| | Janarthanan, Kethushan | | | 1325 | SRI | 0.00 | 1 | -0.23 | 40 | -9.20 | |
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) | | |
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