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Individual Calculations March 2015 |
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| Mathes Arachchi , Bhanila M Total change: -44.80 | |   |
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| Colombo Chess Festival 2015 | Colombo | SRI | 2015-01-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1567 | 1232 | 0.00 | 4 | -0.52 | 40 | -20.80 | |
|  Dassanayake, D M G S | | | 1632 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Chandula, E D S | | | 1582 * | SRI | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Viththiyarani, S | | | 1632 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Tennakoonwela, Pamudie Sasankha | | | 1422 | SRI | 0.00 | 1 | -0.25 | 40 | -10.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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 Major Division Chess Championship 2015 Colombo | Colombo | SRI | 2015-02-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1462 | 1211 | 0.00 | 3 | -0.60 | 40 | -24.00 | |
| | Askey, Raveen Nimesh | | | 1555 | SRI | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Dahanayake, Kalindu | | | 1436 | SRI | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Wijerathne, Surath | | | 1394 | SRI | 0.00 | 1 | -0.26 | 40 | -10.40 | |
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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