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Individual Calculations January 2018 |
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| Ekanayake, Hasindu Chiranga Total change: -42.80 | |   |
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| 9th Ethugalpura International Rating Chess Championship 2017 | Kurunegala | SRI | 2017-12-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1269 | 1370 | 5.00 | 8 | -0.07 | 40 | -2.80 | |
|  Piyantha, M A G A | | | 1125 | SRI | 1.00 | 1 | 0.20 | 40 | 8.00 | |  Weerasinghe, C C | | | 1770 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Herath, H M D A B | | | 1105 | SRI | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Jayasinghe, J A V A T | | | 1155 | SRI | 0.50 | 1 | -0.27 | 40 | -10.80 | | | Mapitigamaarachchi, N P | | | 1129 | SRI | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Yapa Bandara, Chamodya | | | 1570 | SRI | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Srilal, D A D T | | | 1158 | SRI | 0.50 | 1 | -0.27 | 40 | -10.80 | | | Suhdhan, S L M | | | 1136 | SRI | 1.00 | 1 | 0.21 | 40 | 8.40 | | | * 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) | | | | 3rd Kolonnawa International Rating Chess Championship 2017 | Colombo | SRI | 2017-12-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1128 | 1370 | 3.00 | 5 | -1.00 | 40 | -40.00 | |
| | Senevirathne, A M L M | | | 1137 | SRI | 0.50 | 1 | -0.29 | 40 | -11.60 | | | Hansana, G Haritha | c | | 1071 | SRI | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Perera, D G D S Vidarsha | | | 1150 | SRI | 0.50 | 1 | -0.28 | 40 | -11.20 | | | Pinnagoda, P G Anuhas Suradunu | | | 1147 | SRI | 0.50 | 1 | -0.28 | 40 | -11.20 | | | Jayasinghe, Thenugi Dilanya | | | 1133 | SRI | 0.50 | 1 | -0.30 | 40 | -12.00 | |
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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