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Individual Calculations September 2016 |
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| Piyumantha, M Thisal Manjith Total change: -20.00 | |   |
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| Commonwealth Chess Championship 2016 - Under 12 Boys | Waskaduwa | SRI | 2016-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1407 | 1406 | 3.50 | 8 | -0.50 | 40 | -20.00 | |
|  Ranasinghe, R A Senuka Buddhika | | | 1265 | SRI | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Kodithuwakku, Lisara | | | 1549 | SRI | 0.00 | 1 | -0.31 | 40 | -12.40 | |  Chiranjan, Kumarr K S | | | 1287 | IND | 0.00 | 1 | -0.66 | 40 | -26.40 | | | Vithanage, I A | | | 1430 | SRI | 0.50 | 1 | 0.03 | 40 | 1.20 | | | Iru Kumarasiri, W M G | | | 1385 | SRI | 0.50 | 1 | -0.03 | 40 | -1.20 | | | Harrikizhan, K C | | | 1445 | SRI | 1.00 | 1 | 0.55 | 40 | 22.00 | | | Silva, Kevin Ranidu | c | | 1526 | SRI | 0.50 | 1 | 0.16 | 40 | 6.40 | | | Pathirana, Malan | | | 1367 | SRI | 0.00 | 1 | -0.55 | 40 | -22.00 | |
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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