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Individual Calculations May 2017 |
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| Lansakara, B M Total change: -85.60 | |   |
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| Colombo Chess Festival 2017 | Colombo | SRI | 2017-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1191 | 1405 | 4.50 | 8 | -1.55 | 40 | -62.00 | |
|  Weerasekara, Danuja Sanjula | | | 1031 | SRI | 1.00 | 1 | 0.10 | 40 | 4.00 | |  Alahakoon, Isuru | | | 1805 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Selvarajah, Selvendra | | | 1112 | SRI | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Kaveesha, W V Rashini | | | 1154 | SRI | 0.00 | 1 | -0.81 | 40 | -32.40 | | | Pathirana, Luchitha Disal | | | 1101 | SRI | 0.50 | 1 | -0.36 | 40 | -14.40 | | | Samaraweera, Sanith Jithnuka | | | 1093 | SRI | 0.50 | 1 | -0.36 | 40 | -14.40 | | | Bandara, Senomi Imethma | | | 1095 | SRI | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Paranavithana, P V K S | | | 1133 | SRI | 0.50 | 1 | -0.33 | 40 | -13.20 | | | * 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) | | | | National Youth Chess Championship 2017 - Under 14 Boys | Colombo | SRI | 2017-04-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1197 | 1405 | 4.00 | 6 | -0.59 | 40 | -23.60 | |
| | Liyanagama, Pasandul | | | 1205 | SRI | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Weerasinghe, Isum | | | 1110 | SRI | 0.50 | 1 | -0.35 | 40 | -14.00 | | | Weththawa, B G E D | | | 1156 | SRI | 0.50 | 1 | -0.31 | 40 | -12.40 | | | Jayamanna, J M T S | | | 1221 | SRI | 0.50 | 1 | -0.24 | 40 | -9.60 | | | Dharmasena, K Kavinu Ransara | | | 1256 | SRI | 0.50 | 1 | -0.20 | 40 | -8.00 | | | Peiris, P Dinitha Vimarshana | | | 1231 | 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) | | |
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