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Individual Calculations September 2018 |
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| Deshappriya, D Kalindu Total change: 20.60 | |   |
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| 7th Mercantile and Government Service Chess Championship 2018 | Colombo | SRI | 2018-07-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1755 | 1505 | 4.00 | 6 | 2.79 | 20 | 55.80 | |
|  Wickramanayake, T U | | | 1818 | SRI | 1.00 | 1 | 0.86 | 20 | 17.20 | |  Siriwardena, Chirath | | | 1673 | SRI | 1.00 | 1 | 0.72 | 20 | 14.40 | | | Kondagoda, P. M. B. | | | 1666 | SRI | 1.00 | 1 | 0.71 | 20 | 14.20 | | | Fernando, S K Akila | | | 1905 * | SRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Fonseka, C K D | | | 1714 | SRI | 1.00 | 1 | 0.77 | 20 | 15.40 | | | Wiratunga, Ishan | | | 1751 | SRI | 0.00 | 1 | -0.19 | 20 | -3.80 | | | * 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) | | | | Kandy Open International Rating Chess Championship 2018 | Kandy | SRI | 2018-08-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1181 | 1481 | 5.00 | 8 | -1.76 | 20 | -35.20 | |
| | Herath, H M D A B | | | 1113 | SRI | 0.50 | 1 | -0.40 | 20 | -8.00 | | | Bandara, W M Malitha | | | 1180 | SRI | 0.00 | 1 | -0.85 | 20 | -17.00 | | | Arthigan, J | | | 1096 | SRI | 0.50 | 1 | -0.41 | 20 | -8.20 | | | Bandaranayake, H B M N | | | 1096 | SRI | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Jayasundara, Nisansa Hansali | | | 1196 | SRI | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Ayeshan, Nipuna | | | 1178 | SRI | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Wijerathne, L M S D | | | 1316 | SRI | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Madhawa, W A Isurantha | | | 1269 | SRI | 1.00 | 1 | 0.23 | 20 | 4.60 | |
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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