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Individual Calculations June 2023 |
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| Dishanthan, V Total change: -20.00 | |   |
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| Colombo International Chess Festival 2023 | Colombo | SRI | 2023-05-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1065 | 1229 | 2.50 | 4 | -0.35 | 40 | -14.00 | |
|  Wanniarachchi, Senuka Buvindu | | | 1084 | SRI | 0.00 | 1 | -0.69 | 40 | -27.60 | | | Gamlath, E G Y T | | | 1092 | SRI | 0.50 | 1 | -0.18 | 40 | -7.20 | |  Piyasiri, M S | | | 1032 | SRI | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Wimalarathne, M N R | | | 1053 | SRI | 1.00 | 1 | 0.27 | 40 | 10.80 | |
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) | | | | 1st Rahulians International Chess Festival 2023 | Matara | SRI | 2023-05-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1245 | 1229 | 2.00 | 4 | -0.15 | 40 | -6.00 | |
| | Chandrasekara, Pranieth | | | 1768 | SRI | 0.00 | 1 | -0.03 | 40 | -1.20 | | | Thrinethsaree, R P Hansali H | | | 1092 | SRI | 1.00 | 1 | 0.32 | 40 | 12.80 | | | Fernando, Diyon Senuth Randilu | | | 1111 | SRI | 0.00 | 1 | -0.66 | 40 | -26.40 | | | De Silva, H Esandi Sihansa | | | 1010 | SRI | 1.00 | 1 | 0.22 | 40 | 8.80 | |
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) | | |
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