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Individual Calculations May 2017 |
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| Hewage, Kawithaka Wethmal Total change: -95.20 | |   |
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| Sri Lanka Major Division Championship 2017 - Colombo | Colombo | SRI | 2017-03-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1161 | 1173 | 1.00 | 4 | -1.18 | 40 | -47.20 | |
|  Fernando, J M Marlon P | | | 1573 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Jayathilaka, W M Yasas | | | 1025 | SRI | 0.50 | 1 | -0.20 | 40 | -8.00 | | | Peiris, T Shakya Imanjith | | | 1018 | SRI | 0.00 | 1 | -0.71 | 40 | -28.40 | | | Jayaweera Gamage, Disindu Hansad | | | 1028 | SRI | 0.50 | 1 | -0.19 | 40 | -7.60 | | | * 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) | | | | Colombo Chess Festival 2017 | Colombo | SRI | 2017-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1277 | 1173 | 2.00 | 6 | -0.41 | 40 | -16.40 | |
| | Priyankara, Chamil | | | 1573 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Kanathipan, Thiruchelvan | | | 1514 | SRI | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Pallegama, Isuru | | | 1003 | SRI | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Gunarathna, D A Viraj Darshana | | | 1502 | SRI | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Lansakara, Vinuji | | | 1041 | SRI | 0.50 | 1 | -0.18 | 40 | -7.20 | | | Weerasekara, Danuja Sanjula | | | 1031 | SRI | 0.50 | 1 | -0.19 | 40 | -7.60 | | | * 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 12 Boys | Colombo | SRI | 2017-04-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1281 | 1173 | 0.00 | 2 | -0.79 | 40 | -31.60 | |
| | Dahanayake, Isara Banidu | | | 1522 | SRI | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Bandara, T M Miul Prabhashwara | | | 1039 | SRI | 0.00 | 1 | -0.68 | 40 | -27.20 | |
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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